KEYBOARDS · YOUR NEXT FACE-OFF

HyperX Alloy Core RGB vs Logitech G915 X LIGHTSPEED

Real specs. Clear sources.Exact models · UK & US buying links

Compared products

YOUR FIRST CHOICE

HyperX Alloy Core RGB

4P4F5AU#ABU · English UK (QWERTY) · black · membrane keys

Full product profile Official image

Exact model & source notes

The Alloy Core RGB is a wired full-size membrane keyboard with a number pad, an RGB light bar and five-zone key lighting. This black UK-layout SKU (4P4F5AU#ABU) adds dedicated media controls, a Game Mode button, a keyboard lock mode and a 120 ml spill-resistance claim.

Specifications checked 27 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

WHICH SUITS YOU?

Choose the HyperX Alloy Core RGB for

Membrane
Narrower stated keyboard span across the desk: 443.2 mm vs 475 mm
Higher stated switch actuation distance: 2 mm vs 1.3 mm

Choose the Logitech G915 X LIGHTSPEED for

Low-profile GL tactile mechanical switches
Both wired and wireless connections
Lower stated switch actuation distance: 1.3 mm vs 2 mm

Built from verified specifications that differ. Not a rating or a recommendation.

See the 9 verified differences

THE CONTENDER

Logitech G915 X LIGHTSPEED

920-012675 · English UK (QWERTY) · black · GL Tactile low-profile switches

Full product profile Official image

Exact model & source notes

The G915 X LIGHTSPEED is Logitech’s full-size low-profile wireless gaming keyboard; this UK-layout SKU uses GL Tactile switches and adds nine G keys, a number pad and LIGHTSPEED, Bluetooth and wired connections.

Specifications checked 26 Sept 2026.

Amazon links open search results. Check the exact variant, current price and availability with the retailer.

Manufacturer specifications

HyperX Alloy Core RGB UK & US retailers

UK & US price history: no verified listing yet

Logitech G915 X LIGHTSPEED UK & US retailers

UK & US price history: no verified listing yet

Search links open retailer results, not a matched listing; eBay listings are checked daily. As an Amazon Associate I earn from qualifying purchases. As an eBay Partner, we may be compensated if you make a purchase.

THE DIFFERENCES, MADE VISIBLE

Visual facts

Differences first. Select a topic for its graphic, sources and conditions.

How to read this comparison

Manufacturer facts for the exact models shown. Not a quality rating or a test result.
“Different” means the known values differ, not that one is better.
Missing or conflicting evidence is marked and never counts as a difference. Source chips hold each fact’s sources and conditions.

SPECIFICATIONS SIDE BY SIDE7 topics

SELECTED TOPIC

01 / 07

Exact switch option

Check the exact configuration and source conditions for your use.

HyperX Alloy Core RGBMembrane

Manufacturer specification · HyperX lists 'Switch Type: Membrane' and describes soft-touch keys with a tactile feel, tuned to be quiet.

Source 1 Source 2

Logitech G915 X LIGHTSPEEDLow-profile GL tactile mechanical switches

Manufacturer specification · This SKU is the Tactile option; the UK Clicky option is SKU 920-012708. The manufacturer labels the selected style “Tactile”; canonical casing matches the same GL tactile switch option on the wired G915 X.

Source 1

Explore the full specifications

Match the layout, switches and connection. Check the exact regional key layout and switch option. A similar model name can describe different switches or a wireless version. Software support, key remapping and console compatibility need their own evidence; dimensions and switch travel are not a typing or gaming score.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

9 verified differences, most decision-relevant first. 7 are also drawn in Visual facts above. Missing information stays separate.

Exact switch option

In Visual facts

HyperX Alloy Core RGBMembrane

Logitech G915 X LIGHTSPEEDLow-profile GL tactile mechanical switches

Sources

HyperX Alloy Core RGB

Manufacturer specification · HyperX lists 'Switch Type: Membrane' and describes soft-touch keys with a tactile feel, tuned to be quiet.

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table

Logitech G915 X LIGHTSPEED

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Check the exact configuration and source conditions for your use.

Connections

In Visual facts

HyperX Alloy Core RGBWired (attached braided cable, 5.9 ft)

Logitech G915 X LIGHTSPEEDLIGHTSPEED wireless (USB receiver); Bluetooth; wired USB-C data mode

Sources

HyperX Alloy Core RGB

Manufacturer specification · HyperX lists the connectivity as wired with an attached braided cable; the cable length is published in feet on the US page. The page does not name the connector.

Logitech G915 X LIGHTSPEED

Manufacturer specification · Logitech explicitly supports wired keyboard operation through the included USB-C data/charging cable. LIGHTSPEED, Bluetooth and wired operation are all supported; a shorter inventory cannot give a wired-only contender an unsupported wired-connection advantage.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Check the exact configuration and source conditions for your use.

Keyboard span across the desk

In Visual facts

HyperX Alloy Core RGB443.2 mm

Logitech G915 X LIGHTSPEED475 mm

Sources

HyperX Alloy Core RGB

Manufacturer specification · HyperX labels this Width (443.20mm).

Logitech G915 X LIGHTSPEED

Manufacturer specification · Width across the key rows (Logitech labels this Length).

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

A size or weight trade-off; it does not establish the better product.

Backlighting

In Visual facts

HyperX Alloy Core RGBFive-zone RGB

Logitech G915 X LIGHTSPEEDLIGHTSYNC RGB

Sources

HyperX Alloy Core RGB

Manufacturer specification · Effect presets: Color Cycle, Spectrum Wave, Breathing, Solid, 5 Zones and Aurora. Original published inventory: RGB light bar and five-zone multi-colour key lighting; 6 LED modes and 3 brightness levels. Five key-lighting zones are a positive shared inventory with G213. The separate light bar, six named LED effects and three brightness levels are preserved as their own positives; no unlisted G213 effect or brightness count is inferred.

Logitech G915 X LIGHTSPEED

Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Lighting zones and per-key control differ. RGB does not by itself establish individual-key colour control; read the software requirements.

Dimensions

In Visual facts

HyperX Alloy Core RGB443.20 × 175.31 × 35.68 mm (width × depth × height)

Logitech G915 X LIGHTSPEED475 × 150 × 22.6 mm (length across the keys × width front-to-back × height)

Sources

HyperX Alloy Core RGB

Manufacturer specification

Logitech G915 X LIGHTSPEED

Manufacturer specification · Logitech labels these Length 475 mm, Width 150 mm and Height 22.6 mm; its feature copy rounds the height to 23 mm.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

A size or weight trade-off; it does not establish the better product.

Switch actuation distance

In Visual facts

HyperX Alloy Core RGB2 mm

Logitech G915 X LIGHTSPEED1.3 mm

Sources

HyperX Alloy Core RGB

Manufacturer specification · From the membrane switch table on the US product page; the UK table leaves the switch section empty.

HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table

Logitech G915 X LIGHTSPEED

Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Actuation point, total travel and operating force are different measurements. None alone establishes input latency, typing comfort or gaming performance.

Show 3 more verified differences

Original package contents

In Visual facts

HyperX Alloy Core RGBKeyboard; quick start guide

Logitech G915 X LIGHTSPEEDKeyboard; LIGHTSPEED USB receiver; USB extender; USB-C data/charging cable; user documentation

Sources

HyperX Alloy Core RGB

Manufacturer specification

Logitech G915 X LIGHTSPEED

Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Check the exact configuration and source conditions for your use.

Case material

HyperX Alloy Core RGBReinforced plastic frame

Logitech G915 X LIGHTSPEEDBrushed aluminium alloy top plate

Sources

HyperX Alloy Core RGB

Manufacturer specification

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Check the exact configuration and source conditions for your use.

Switch total travel

HyperX Alloy Core RGB3.8 mm

Logitech G915 X LIGHTSPEED3.2 mm

Sources

HyperX Alloy Core RGB

Manufacturer specification · From the membrane switch table on the US product page.

HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table

Logitech G915 X LIGHTSPEED

Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Actuation point, total travel and operating force are different measurements. None alone establishes input latency, typing comfort or gaming performance.

Small physical differences (1)

Manufacturer-stated weight

HyperX Alloy Core RGB1121 g

Logitech G915 X LIGHTSPEED1080 g

Sources

HyperX Alloy Core RGB

Manufacturer specification · HyperX states this weight with the cable. The US page gives 2.47 lb (with cable).

Logitech G915 X LIGHTSPEED

Manufacturer specification · Logitech states this weight without the cable.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

A size or weight trade-off; it does not establish the better product.

Configuration & compatibility details (1)

Supported operating systems

HyperX Alloy Core RGBWindows 10, 8.1, 8 and 7

Logitech G915 X LIGHTSPEEDLIGHTSPEED: USB port; Windows 10 v.1809 or later; macOS X 10.11 or later. Bluetooth: Bluetooth-enabled devices; Windows 11 or later; macOS 11 or later; ChromeOS; Android 4.3 or later; iOS 10 or later

Sources

HyperX Alloy Core RGB

Manufacturer specification · HyperX also lists device compatibility with PC, PS5, PS4, Xbox Series X|S and Xbox One. No macOS support is listed.

Logitech G915 X LIGHTSPEED

Manufacturer specification · Internet access for Logitech G HUB is listed as optional.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

These descriptions or measurements differ. Wording alone does not establish a different capability; check the exact configuration.

Missing or non-comparable evidence (27)

Configuration software

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDLogitech G HUB

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification · Uses Logitech G HUB. Original published inventory: KEYCONTROL per-key customisation, macros and remapping. This common application name does not equate source-specific KEYCONTROL layers, per-key maxima, selected-key programming, rapid trigger, analog actions or Game Mode behaviour. Those exact positives and unresolved counterpart scopes remain separately represented.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Dedicated macro keys

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEED9 keys

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification · Nine dedicated G keys; KEYCONTROL can also remap other keys.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Onboard profile capacity

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Logitech does not list a stored-profile count on the G915 X LIGHTSPEED UK page. · Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Key rollover

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

HyperX claims multi-key anti-ghosting and mentions rollover, but the individually reviewed exact inventory states no simultaneous-key rollover count. · Manufacturer specification · Anti-ghosting support is recorded separately; it does not establish N-key or another rollover count.

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

Logitech does not list a rollover figure on the G915 X LIGHTSPEED UK page. · Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Hot-swappable switches

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Logitech does not state hot-swap support on the G915 X LIGHTSPEED UK page. · Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Keycap material

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDDouble-shot PBT

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Game mode

HyperX Alloy Core RGBGame Mode with a quick-access button

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Spill-resistance claim

HyperX Alloy Core RGBTested to resist up to 120 ml of liquid

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Battery claim

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDUp to 36 hours at 100% LIGHTSYNC RGB brightness; up to 90 hours at 50%; up to 800 hours with RGB off

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification · Continuous-use claims. RGB must be disabled with the keyboard brightness button for the maximum figure; Logitech notes G HUB then reports no more than 236 hours.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Switch actuation force

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEED45 g

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification · Tactile option; Logitech lists 43 g for linear and 48 g for clicky.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Anti-ghosting

HyperX Alloy Core RGBYes

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification · HyperX describes multi-key anti-ghosting. This manufacturer claim does not establish a simultaneous-key rollover count or independent measured test.

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Battery type

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDRechargeable lithium polymer

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Claimed lighting brightness levels

HyperX Alloy Core RGB3 levels

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification · Exact UK technical Light Effects row states three brightness levels. No matched luminance measurement or G213 level count is established.

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Included cable length

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEED1.8 m

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Stop-labelled media key

HyperX Alloy Core RGBYes

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification · The actually opened exact original visibly labels a dedicated stop media key. This records its positive hardware label; it does not infer that a peer lacks a stop function elsewhere.

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Claimed functions per key

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

No exact per-key function maximum is established by the retained current interpretation. Dedicated G-key counts, multiple layers and two analog stages do not supply a 15-function maximum; the positive programming subset remains known. · Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Programmable key support

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDYes

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification · The exact source positively establishes programmable keys or assignments. This does not establish every key, a dedicated physical G-key count, a maximum function count or platform-independent operation. KEYCONTROL per-key customisation, macros and remapping. Uses Logitech G HUB.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Keyboard lock

HyperX Alloy Core RGBKeyboard lock mode that locks the keyboard without locking the computer

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

KEYCONTROL support

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDYes

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification · The exact own-model source explicitly names KEYCONTROL. Its count and layered/analog scopes remain model-specific.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

RGB light bar

HyperX Alloy Core RGBYes

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification · Exact UK source explicitly names the signature RGB light bar. The current original was opened and shows the separate horizontal bar; no peer lightbar absence is inferred.

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Claimed LED effect modes

HyperX Alloy Core RGB6 modes

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification · Named presets: Color Cycle, Spectrum Wave, Breathing, Solid, 5 Zones and Aurora. This is the manufacturer mode inventory, not a measured colour-quality advantage or a peer-negative claim.

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Media roller present

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDYes

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification · The own-model source/original positively shows a roller. Function, material and programmability remain independently conditioned; no absent peer roller is inferred.

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Onboard lighting profiles

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

The retained exact-model lighting description does not establish onboard lighting-profile storage. · Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Report rate claim

HyperX Alloy Core RGB1000 Hz

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification · From the US table; the UK table shows placeholder text in this row.

HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table

Logitech G915 X LIGHTSPEED

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Volume control mechanism

HyperX Alloy Core RGBButtons

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification · Exact own-model volume control uses buttons. This preserves a real hardware distinction without inferring feel, reach, material or measured performance.

HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications

Logitech G915 X LIGHTSPEED

A roller is positively listed/visible, but the exact retained source does not independently name its volume function. Preserve that roller positive and leave the precise volume-function mechanism unresolved. Media controls and roller · Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Warranty

HyperX Alloy Core RGB2 years

Logitech G915 X LIGHTSPEEDNot verified

Sources

HyperX Alloy Core RGB

Manufacturer specification

Logitech G915 X LIGHTSPEED

No source recorded for this side.

Evidence is missing or conflicting on at least one side. This is not a verified difference.

Wired USB keyboard mode

HyperX Alloy Core RGBNot verified

Logitech G915 X LIGHTSPEEDYes

Sources

HyperX Alloy Core RGB

No source recorded for this side.

Logitech G915 X LIGHTSPEED

Manufacturer specification

Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications

Evidence is missing or conflicting on at least one side. This is not a verified difference.

4 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

HyperX Alloy Core RGB

What it brings

HyperX says it is tested to resist spills of up to 120 ml, and it adds dedicated media controls plus quick-access lighting and Game Mode buttons.
Manufacturer source
Membrane keys that HyperX describes as quiet, with multi-key anti-ghosting and a 1000 Hz report rate.
Manufacturer source Manufacturer source

What to check

Membrane rather than mechanical switches, and lighting is limited to five zones plus the light bar rather than per-key RGB.
Manufacturer source Manufacturer source
The braided cable is attached rather than detachable, and only Windows versions are listed as supported operating systems.
Manufacturer source

Logitech G915 X LIGHTSPEED

What it brings

It keeps a full number pad and nine dedicated G keys for macros, with KEYCONTROL remapping handled in G HUB.
Manufacturer source
LIGHTSPEED, Bluetooth and a wired USB-C mode are all supported, and Logitech publishes battery claims at 100%, 50% and zero RGB brightness.
Manufacturer source

What to check

At 475 mm long and 1,080 g without the cable it needs far more desk width than the tenkeyless versions.
Manufacturer source
The full-brightness battery claim is 36 hours, and Logitech lists no hot-swap, rollover or onboard-profile figures for this model.
Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

42 of 42 specifications Sources in each row

Source-backed specifications for HyperX Alloy Core RGB and Logitech G915 X LIGHTSPEED
Specification	HyperX Alloy Core RGB	Logitech G915 X LIGHTSPEED

Regional layout Sources HyperX Alloy Core RGB Manufacturer specification · HyperX lists this SKU as 'UK Layout'. The official UK variant image shows the ISO arrangement (tall Enter, £ on 3, extra \ key beside a short left Shift, AltGr). The US-layout SKU 4P4F5AA#ABA is a separate product. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED Manufacturer specification · UK SKU 920-012675. The official UK image shows the ISO arrangement (tall Enter, £ on 3); US-layout SKUs are separate products. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	English UK (QWERTY)	English UK (QWERTY)
Keyboard size Sources HyperX Alloy Core RGB Manufacturer specification · Read from the official UK variant image, which also shows a top row of lighting/Game Mode buttons, volume buttons and separate media keys. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED Manufacturer specification · The exact original also has nine dedicated physical G-keys, retained separately in Dedicated G-keys. Macro layers, media controls and top-plate finish remain source-specific facts and do not change the full-size layout class. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Full-size with number pad	Full-size with number pad
DimensionsDifferent Sources HyperX Alloy Core RGB Manufacturer specification HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED Manufacturer specification · Logitech labels these Length 475 mm, Width 150 mm and Height 22.6 mm; its feature copy rounds the height to 23 mm. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	443.20 × 175.31 × 35.68 mm (width × depth × height)	475 × 150 × 22.6 mm (length across the keys × width front-to-back × height)
Supported operating systemsDifferent Sources HyperX Alloy Core RGB Manufacturer specification · HyperX also lists device compatibility with PC, PS5, PS4, Xbox Series X\|S and Xbox One. No macOS support is listed. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED Manufacturer specification · Internet access for Logitech G HUB is listed as optional. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Windows 10, 8.1, 8 and 7	LIGHTSPEED: USB port; Windows 10 v.1809 or later; macOS X 10.11 or later. Bluetooth: Bluetooth-enabled devices; Windows 11 or later; macOS 11 or later; ChromeOS; Android 4.3 or later; iOS 10 or later
Keyboard span across the deskDifferent Sources HyperX Alloy Core RGB Manufacturer specification · HyperX labels this Width (443.20mm). HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED Manufacturer specification · Width across the key rows (Logitech labels this Length). Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	443.2 mm	475 mm
Manufacturer-stated weightDifferent Sources HyperX Alloy Core RGB Manufacturer specification · HyperX states this weight with the cable. The US page gives 2.47 lb (with cable). HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED Manufacturer specification · Logitech states this weight without the cable. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	1121 g	1080 g
Case materialDifferent Sources HyperX Alloy Core RGB Manufacturer specification HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Reinforced plastic frame	Brushed aluminium alloy top plate

Exact switch optionDifferent Sources HyperX Alloy Core RGB Manufacturer specification · HyperX lists 'Switch Type: Membrane' and describes soft-touch keys with a tactile feel, tuned to be quiet. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED Manufacturer specification · This SKU is the Tactile option; the UK Clicky option is SKU 920-012708. The manufacturer labels the selected style “Tactile”; canonical casing matches the same GL tactile switch option on the wired G915 X. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Membrane	Low-profile GL tactile mechanical switches
Switch actuation distanceDifferent Sources HyperX Alloy Core RGB Manufacturer specification · From the membrane switch table on the US product page; the UK table leaves the switch section empty. HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	2 mm	1.3 mm
Switch total travelDifferent Sources HyperX Alloy Core RGB Manufacturer specification · From the membrane switch table on the US product page. HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	3.8 mm	3.2 mm
Anti-ghosting Sources HyperX Alloy Core RGB Manufacturer specification · HyperX describes multi-key anti-ghosting. This manufacturer claim does not establish a simultaneous-key rollover count or independent measured test. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED No source recorded.	Yes	Not provided
Switch actuation force Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification · Tactile option; Logitech lists 43 g for linear and 48 g for clicky. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	45 g
Keycap material Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Double-shot PBT

ConnectionsDifferent Sources HyperX Alloy Core RGB Manufacturer specification · HyperX lists the connectivity as wired with an attached braided cable; the cable length is published in feet on the US page. The page does not name the connector. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED Manufacturer specification · Logitech explicitly supports wired keyboard operation through the included USB-C data/charging cable. LIGHTSPEED, Bluetooth and wired operation are all supported; a shorter inventory cannot give a wired-only contender an unsupported wired-connection advantage. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Wired (attached braided cable, 5.9 ft)	LIGHTSPEED wireless (USB receiver); Bluetooth; wired USB-C data mode
Report rate claim Sources HyperX Alloy Core RGB Manufacturer specification · From the US table; the UK table shows placeholder text in this row. HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED No source recorded.	1000 Hz	Not provided
Included cable length Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	1.8 m
Battery claim Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification · Continuous-use claims. RGB must be disabled with the keyboard brightness button for the maximum figure; Logitech notes G HUB then reports no more than 236 hours. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Up to 36 hours at 100% LIGHTSYNC RGB brightness; up to 90 hours at 50%; up to 800 hours with RGB off
Battery type Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Rechargeable lithium polymer
Wired USB keyboard mode Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Yes

BacklightingDifferent Sources HyperX Alloy Core RGB Manufacturer specification · Effect presets: Color Cycle, Spectrum Wave, Breathing, Solid, 5 Zones and Aurora. Original published inventory: RGB light bar and five-zone multi-colour key lighting; 6 LED modes and 3 brightness levels. Five key-lighting zones are a positive shared inventory with G213. The separate light bar, six named LED effects and three brightness levels are preserved as their own positives; no unlisted G213 effect or brightness count is inferred. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Five-zone RGB	LIGHTSYNC RGB
Media controls Sources HyperX Alloy Core RGB Manufacturer specification · Original published inventory: Dedicated media controls; quick-access buttons for lighting and Game Mode. This common field records dedicated media-control availability only. Exact visible button labels, roller/buttons, lighting/Game Mode/profile controls and application dependence retain their own conditions; an omitted playback function or roller material is not a peer absence. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED Manufacturer specification · Logitech names the media keys, and the material inventory explicitly identifies a metal roller (low-carbon aluminium). The official UK image shows previous, play/pause, next and mute beside the roller. Metal construction is not established for the compared PRO X TKL; the shared control inventory does not claim equal roller material. Original published inventory: Media controls and roller. This common field records dedicated media-control availability only. Exact visible button labels, roller/buttons, lighting/Game Mode/profile controls and application dependence retain their own conditions; an omitted playback function or roller material is not a peer absence. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Dedicated media controls	Dedicated media controls
Game mode Sources HyperX Alloy Core RGB Manufacturer specification HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED No source recorded.	Game Mode with a quick-access button	Not provided
Keyboard lock Sources HyperX Alloy Core RGB Manufacturer specification HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED No source recorded.	Keyboard lock mode that locks the keyboard without locking the computer	Not provided
Dedicated playback/track controls Sources HyperX Alloy Core RGB Manufacturer specification · The exact source/original establishes dedicated playback and track controls. G710+, G213 and Alloy Core originals additionally show a stop-labelled key; this does not establish an unlisted peer absence. Dedicated media controls; quick-access buttons for lighting and Game Mode HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED Manufacturer specification · The exact source/original establishes dedicated playback and track controls. G710+, G213 and Alloy Core originals additionally show a stop-labelled key; this does not establish an unlisted peer absence. Media controls and roller Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Yes	Yes
Volume control mechanism Sources HyperX Alloy Core RGB Manufacturer specification · Exact own-model volume control uses buttons. This preserves a real hardware distinction without inferring feel, reach, material or measured performance. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED A roller is positively listed/visible, but the exact retained source does not independently name its volume function. Preserve that roller positive and leave the precise volume-function mechanism unresolved. Media controls and roller · Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Buttons	Not listed by the manufacturer
Stop-labelled media key Sources HyperX Alloy Core RGB Manufacturer specification · The actually opened exact original visibly labels a dedicated stop media key. This records its positive hardware label; it does not infer that a peer lacks a stop function elsewhere. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED No source recorded.	Yes	Not provided
RGB light bar Sources HyperX Alloy Core RGB Manufacturer specification · Exact UK source explicitly names the signature RGB light bar. The current original was opened and shows the separate horizontal bar; no peer lightbar absence is inferred. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED No source recorded.	Yes	Not provided
Claimed LED effect modes Sources HyperX Alloy Core RGB Manufacturer specification · Named presets: Color Cycle, Spectrum Wave, Breathing, Solid, 5 Zones and Aurora. This is the manufacturer mode inventory, not a measured colour-quality advantage or a peer-negative claim. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED No source recorded.	6 modes	Not provided
Claimed lighting brightness levels Sources HyperX Alloy Core RGB Manufacturer specification · Exact UK technical Light Effects row states three brightness levels. No matched luminance measurement or G213 level count is established. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED No source recorded.	3 levels	Not provided
Dedicated macro keys Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification · Nine dedicated G keys; KEYCONTROL can also remap other keys. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	9 keys
Configuration software Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification · Uses Logitech G HUB. Original published inventory: KEYCONTROL per-key customisation, macros and remapping. This common application name does not equate source-specific KEYCONTROL layers, per-key maxima, selected-key programming, rapid trigger, analog actions or Game Mode behaviour. Those exact positives and unresolved counterpart scopes remain separately represented. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Logitech G HUB
Programmable key support Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification · The exact source positively establishes programmable keys or assignments. This does not establish every key, a dedicated physical G-key count, a maximum function count or platform-independent operation. KEYCONTROL per-key customisation, macros and remapping. Uses Logitech G HUB. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Yes
KEYCONTROL support Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification · The exact own-model source explicitly names KEYCONTROL. Its count and layered/analog scopes remain model-specific. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Yes
Media roller present Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification · The own-model source/original positively shows a roller. Function, material and programmability remain independently conditioned; no absent peer roller is inferred. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Yes

Spill-resistance claim Sources HyperX Alloy Core RGB Manufacturer specification HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED No source recorded.	Tested to resist up to 120 ml of liquid	Not provided
Original package contentsDifferent Sources HyperX Alloy Core RGB Manufacturer specification HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Keyboard; quick start guide	Keyboard; LIGHTSPEED USB receiver; USB extender; USB-C data/charging cable; user documentation
Warranty Sources HyperX Alloy Core RGB Manufacturer specification HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications HyperX Alloy Core RGB — US store product page (US-layout SKU 4P4F5AA#ABA) with the model's full technical specifications table Logitech G915 X LIGHTSPEED No source recorded.	2 years	Not provided

Show unverified (5)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
Key rollover Sources HyperX Alloy Core RGB HyperX claims multi-key anti-ghosting and mentions rollover, but the individually reviewed exact inventory states no simultaneous-key rollover count. · Manufacturer specification · Anti-ghosting support is recorded separately; it does not establish N-key or another rollover count. HyperX Alloy Core RGB — UK store product page (Black / UK Layout / Membrane, SKU 4P4F5AU#ABU) and technical specifications Logitech G915 X LIGHTSPEED Logitech does not list a rollover figure on the G915 X LIGHTSPEED UK page. · Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not listed by the manufacturer	Not provided
Onboard profile capacity Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Logitech does not list a stored-profile count on the G915 X LIGHTSPEED UK page. · Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Not provided
Hot-swappable switches Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED Logitech does not state hot-swap support on the G915 X LIGHTSPEED UK page. · Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Not provided
Onboard lighting profiles Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED The retained exact-model lighting description does not establish onboard lighting-profile storage. · Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Not listed by the manufacturer
Claimed functions per key Sources HyperX Alloy Core RGB No source recorded. Logitech G915 X LIGHTSPEED No exact per-key function maximum is established by the retained current interpretation. Dedicated G-key counts, multiple layers and two analog stages do not supply a 15-function maximum; the positive programming subset remains known. · Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Not listed by the manufacturer

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Each record represents an explicitly checked model and configuration. Original import: 5 Sept 2026; this is not its verification date. This is not a list of current offers or a popularity ranking.