KEYBOARDS · YOUR NEXT FACE-OFF

Logitech G915 X LIGHTSPEED TKL vs Logitech G915 X LIGHTSPEED

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

Compared products

YOUR FIRST CHOICE

Logitech G915 X LIGHTSPEED TKL

920-012720 · English UK (QWERTY) · black · GL Tactile low-profile switches

Full product profile Official image

Exact model & source notes

The G915 X LIGHTSPEED TKL is a low-profile tenkeyless keyboard in this UK-layout Tactile configuration, with LIGHTSPEED wireless, Bluetooth and wired modes, LIGHTSYNC RGB, double-shot PBT keycaps and a 22.6 mm-tall aluminium-topped body.

Specifications checked 26 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 G915 X LIGHTSPEED TKL for

A tenkeyless keyboard
Narrower stated keyboard span across the desk: 368 mm vs 475 mm

Choose the G915 X LIGHTSPEED for

A full-size keyboard

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

See the 6 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

G915 X LIGHTSPEED TKL UK & US retailers

UK & US price history: no verified listing yet

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

Keyboard size

Check the exact configuration and source conditions for your use.

Logitech G915 X LIGHTSPEED TKLTenkeyless, without number pad

Manufacturer specification

Source 1

Logitech G915 X LIGHTSPEEDFull-size with number pad

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.

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 ↓

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

Keyboard size

In Visual facts

Logitech G915 X LIGHTSPEED TKLTenkeyless, without number pad

Logitech G915 X LIGHTSPEEDFull-size with number pad

Sources

Logitech G915 X LIGHTSPEED TKL

Manufacturer specification

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

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

Logitech G915 X LIGHTSPEED TKL2.4 GHz LIGHTSPEED wireless (USB receiver); Bluetooth; wired mode over the USB-C data/charging cable

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

Sources

Logitech G915 X LIGHTSPEED TKL

Manufacturer specification

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

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

Logitech G915 X LIGHTSPEED TKL368 mm

Logitech G915 X LIGHTSPEED475 mm

Sources

Logitech G915 X LIGHTSPEED TKL

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

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

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.

Battery claim

In Visual facts

Logitech G915 X LIGHTSPEED TKLUp to 42 hours with LIGHTSYNC RGB at 100% brightness; up to 1,000 hours with RGB off

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

Logitech G915 X LIGHTSPEED TKL

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. An additional 50%-brightness figure is published under a malformed label and is not used here.

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

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

Manufacturer claims for the stated mode and equipment. Read each test condition; this is not measured everyday battery life.

Dimensions

In Visual facts

Logitech G915 X LIGHTSPEED TKL368 × 150 × 22.6 mm (length across the keys × width front-to-back × height)

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

Sources

Logitech G915 X LIGHTSPEED TKL

Manufacturer specification · Logitech labels these Length 368 mm, Width 150 mm and Height 22.6 mm.

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

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.

Manufacturer-stated weight

In Visual facts

Logitech G915 X LIGHTSPEED TKL860 g

Logitech G915 X LIGHTSPEED1080 g

Sources

Logitech G915 X LIGHTSPEED TKL

Manufacturer specification · Logitech states this weight without the cable.

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

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

Logitech G915 X LIGHTSPEED TKLLIGHTSPEED: USB port; Windows 10/11 (version 1809) or later; macOS X 10.11 or later. Bluetooth: Bluetooth-enabled device; Windows 11 or later; macOS 11 or later; ChromeOS; Android 4.3 or later; iOS 10 or later

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

Logitech G915 X LIGHTSPEED TKL

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

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

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 (10)

Dedicated macro keys

Logitech G915 X LIGHTSPEED TKLNot verified

Logitech G915 X LIGHTSPEED9 keys

Sources

Logitech G915 X LIGHTSPEED TKL

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

Logitech G915 X LIGHTSPEED TKLNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

Logitech G915 X LIGHTSPEED TKL

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

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

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

Logitech G915 X LIGHTSPEED TKLNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

Logitech G915 X LIGHTSPEED TKL

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

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

Logitech G915 X LIGHTSPEED TKLNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

Logitech G915 X LIGHTSPEED TKL

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

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

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.

Claimed functions per key

Logitech G915 X LIGHTSPEED TKL15 functions

Logitech G915 X LIGHTSPEEDNot verified

Sources

Logitech G915 X LIGHTSPEED TKL

Manufacturer specification · Manufacturer upper bound: up to 15 functions per key using KEYCONTROL/G HUB. This is an assignment-function maximum, not 15 physical keys or simultaneous actions.

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

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.

Onboard lighting profiles

Logitech G915 X LIGHTSPEED TKLNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

Logitech G915 X LIGHTSPEED TKL

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.

Per-key backlighting

Logitech G915 X LIGHTSPEED TKLNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

Logitech G915 X LIGHTSPEED TKL

The retained exact-product lighting description does not establish per-key lighting control; KEYCONTROL macro functions are a separate capability. · Manufacturer specification

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

Swappable keycaps

Logitech G915 X LIGHTSPEED TKLNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

Logitech G915 X LIGHTSPEED TKL

The reviewed exact-model keycap passage does not establish supported keycap replacement. · Manufacturer specification

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

Volume control mechanism

Logitech G915 X LIGHTSPEED TKLNot verified

Logitech G915 X LIGHTSPEEDNot verified

Sources

Logitech G915 X LIGHTSPEED TKL

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. Soft-touch media keys and a cast iron roller bar · Manufacturer specification

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

Wired USB keyboard mode

Logitech G915 X LIGHTSPEED TKLNot verified

Logitech G915 X LIGHTSPEEDYes

Sources

Logitech G915 X LIGHTSPEED TKL

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.

17 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Logitech G915 X LIGHTSPEED TKL

What it brings

Three ways to connect — LIGHTSPEED receiver, Bluetooth or the USB-C cable — switchable from the keyboard, with a published battery claim of up to 42 hours at full RGB brightness.
Manufacturer source
KEYCONTROL allows up to 15 functions per key, and the frame keeps dedicated media keys and a roller bar despite the tenkeyless footprint.
Manufacturer source

What to check

There is no number pad, and Logitech publishes no hot-swap, rollover or onboard-profile figures for this model.
Manufacturer source
The UK SKU is offered only with GL Tactile switches; linear or clicky variants are different products.
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

34 of 34 specifications Sources in each row

Source-backed specifications for Logitech G915 X LIGHTSPEED TKL and Logitech G915 X LIGHTSPEED
Specification	Logitech G915 X LIGHTSPEED TKL	Logitech G915 X LIGHTSPEED

Regional layout Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification · UK SKU 920-012720. The official UK image shows the ISO arrangement (tall Enter, £ on 3); US-layout SKUs are separate products. Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and 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 sizeDifferent Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and 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	Tenkeyless, without number pad	Full-size with number pad
DimensionsDifferent Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification · Logitech labels these Length 368 mm, Width 150 mm and Height 22.6 mm. Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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	368 × 150 × 22.6 mm (length across the keys × width front-to-back × height)	475 × 150 × 22.6 mm (length across the keys × width front-to-back × height)
Supported operating systemsDifferent Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification · Internet access for Logitech G HUB is listed as optional. Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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	LIGHTSPEED: USB port; Windows 10/11 (version 1809) or later; macOS X 10.11 or later. Bluetooth: Bluetooth-enabled device; Windows 11 or later; macOS 11 or later; ChromeOS; Android 4.3 or later; iOS 10 or later	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 Logitech G915 X LIGHTSPEED TKL Manufacturer specification · Width across the key rows (Logitech labels this Length). Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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	368 mm	475 mm
Manufacturer-stated weightDifferent Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification · Logitech states this weight without the cable. Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED Manufacturer specification · Logitech states this weight without the cable. Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	860 g	1080 g
Top plate Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Brushed aluminium alloy top plate	Brushed aluminium alloy top plate

Exact switch option Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification · Logitech lists this UK SKU with the Tactile style only; linear and clicky options are not offered for 920-012720. Logitech names the selected switch option “Tactile”. Capitalisation is normalised to the same explicitly supported GL tactile switch description as the wired G915 X; no region, switch family or configuration changes. Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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	Low-profile GL tactile mechanical switches	Low-profile GL tactile mechanical switches
Switch actuation distance Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	1.3 mm	1.3 mm
Switch total travel Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	3.2 mm	3.2 mm
Switch actuation force Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification · Tactile option; Logitech lists the linear option at 43 g. Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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	45 g	45 g
Keycap material Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Double-shot PBT	Double-shot PBT

ConnectionsDifferent Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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	2.4 GHz LIGHTSPEED wireless (USB receiver); Bluetooth; wired mode over the USB-C data/charging cable	LIGHTSPEED wireless (USB receiver); Bluetooth; wired USB-C data mode
Included cable length Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	1.8 m	1.8 m
Battery claimDifferent Sources Logitech G915 X LIGHTSPEED TKL 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. An additional 50%-brightness figure is published under a malformed label and is not used here. Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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	Up to 42 hours with LIGHTSYNC RGB at 100% brightness; up to 1,000 hours with RGB off	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 Logitech G915 X LIGHTSPEED TKL Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Rechargeable lithium polymer	Rechargeable lithium polymer
Wired USB keyboard mode Sources Logitech G915 X LIGHTSPEED TKL No source recorded. Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Not provided	Yes

Backlighting Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	LIGHTSYNC RGB	LIGHTSYNC RGB
Configuration software Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification · Customisation uses Logitech G HUB. Original published inventory: KEYCONTROL with up to 15 functions per key. 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 TKL — UK product page, SKU data and specifications 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	Logitech G HUB	Logitech G HUB
Media controls Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification · Original published inventory: Soft-touch media keys and a cast iron roller bar. 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 TKL — UK product page, SKU data and 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
Programmable key support Sources Logitech G915 X LIGHTSPEED TKL 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 with up to 15 functions per key. Customisation uses Logitech G HUB. Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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	Yes	Yes
KEYCONTROL support Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification · The exact own-model source explicitly names KEYCONTROL. Its count and layered/analog scopes remain model-specific. Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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	Yes	Yes
Claimed functions per key Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification · Manufacturer upper bound: up to 15 functions per key using KEYCONTROL/G HUB. This is an assignment-function maximum, not 15 physical keys or simultaneous actions. Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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	15 functions	Not listed by the manufacturer
Dedicated playback/track controls Sources Logitech G915 X LIGHTSPEED TKL 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. Soft-touch media keys and a cast iron roller bar Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and 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
Media roller present Sources Logitech G915 X LIGHTSPEED TKL 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 TKL — UK product page, SKU data and specifications 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	Yes	Yes
Dedicated macro keys Sources Logitech G915 X LIGHTSPEED TKL 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

Original package contents Sources Logitech G915 X LIGHTSPEED TKL Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED Manufacturer specification Logitech G915 X LIGHTSPEED — UK product page, SKU data and specifications	Keyboard; LIGHTSPEED USB receiver; USB extender; USB-C data/charging cable; user documentation	Keyboard; LIGHTSPEED USB receiver; USB extender; USB-C data/charging cable; user documentation

Show unverified (7)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
Onboard profile capacity Sources Logitech G915 X LIGHTSPEED TKL Logitech does not list a stored-profile count on the G915 X LIGHTSPEED TKL UK page. · Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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 Logitech G915 X LIGHTSPEED TKL Logitech does not state hot-swap support on the G915 X LIGHTSPEED TKL UK page. · Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications 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
Key rollover Sources Logitech G915 X LIGHTSPEED TKL Logitech does not list a rollover figure on the G915 X LIGHTSPEED TKL UK page. · Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and 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 provided	Not provided
Per-key backlighting Sources Logitech G915 X LIGHTSPEED TKL The retained exact-product lighting description does not establish per-key lighting control; KEYCONTROL macro functions are a separate capability. · Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED No source recorded.	Not listed by the manufacturer	Not provided
Swappable keycaps Sources Logitech G915 X LIGHTSPEED TKL The reviewed exact-model keycap passage does not establish supported keycap replacement. · Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and specifications Logitech G915 X LIGHTSPEED No source recorded.	Not listed by the manufacturer	Not provided
Volume control mechanism Sources Logitech G915 X LIGHTSPEED TKL 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. Soft-touch media keys and a cast iron roller bar · Manufacturer specification Logitech G915 X LIGHTSPEED TKL — UK product page, SKU data and 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	Not listed by the manufacturer	Not listed by the manufacturer
Onboard lighting profiles Sources Logitech G915 X LIGHTSPEED TKL 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

First product manufacturer source Second product manufacturer source

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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.