MICE · YOUR NEXT FACE-OFF

Logitech MX Master 4 vs Logitech G203 LIGHTSYNC

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

Compared products

YOUR FIRST CHOICE

Logitech MX Master 4

Graphite · 910-007562 · UK manufacturer configuration

Full product profile Official image

Exact model & source notes

The MX Master 4 (UK part 910-007562, Graphite) is a Logitech productivity mouse with a Haptic Sense Panel and customisable haptic feedback. It has eight buttons, tracks at 200–8,000 DPI including on glass of at least 4 mm thickness, pairs with up to three devices, and ships with a USB-C Logi Bolt receiver as well as Bluetooth.

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 MX Master 4 for

A wireless connection
A right-hand shape
More stated listed controls: 8 vs 6

Choose the G203 LIGHTSYNC for

A wired connection
A symmetric shape
Higher stated maximum report rate: 1,000 Hz vs 125 Hz

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

See the 10 verified differences

THE CONTENDER

Logitech G203 LIGHTSYNC

Black · 910-005796 · UK manufacturer configuration

Full product profile Official image

Exact model & source notes

The black G203 LIGHTSYNC (910-005796) is a wired USB mouse with an optical sensor up to 8,000 DPI, a 1000 Hz report rate, six programmable buttons and three-zone LIGHTSYNC RGB lighting, at 85 g.

Specifications checked 11 Sept 2026.

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

Manufacturer specifications

MX Master 4 UK & US retailers

UK & US price history: no verified listing yet

G203 LIGHTSYNC 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

Connections

Check the exact configuration and source conditions for your use.

Logitech MX Master 4Bluetooth Low Energy (5.1); Logi Bolt USB-C receiver included

Manufacturer specification · Logitech states compatibility with both USB-C and USB-A Bolt receivers; the box contents list a USB-C Bolt receiver.

Source 1

Logitech G203 LIGHTSYNCWired

Manufacturer specification · Original manufacturer description: Wired USB. Shared wired availability is comparable. Manufacturer cable and connector details retain their own scope; no unlisted connector is inferred.

Source 1

Explore the full specifications

Choose the grip, then check the connection. Left-side thumb controls are not a mirrored left-handed layout. Check the receiver or USB connection, battery requirements and your preferred shape. DPI is tracking resolution, not an accuracy score; no gaming winner is inferred.

WHAT CHANGES BETWEEN THEM?

Key differences

Full specifications ↓

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

Connections

In Visual facts

Logitech MX Master 4Bluetooth Low Energy (5.1); Logi Bolt USB-C receiver included

Logitech G203 LIGHTSYNCWired

Sources

Logitech MX Master 4

Manufacturer specification · Logitech states compatibility with both USB-C and USB-A Bolt receivers; the box contents list a USB-C Bolt receiver.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

Logitech G203 LIGHTSYNC — manufacturer specifications

Check the exact configuration and source conditions for your use.

Listed controls

In Visual facts

Logitech MX Master 48

Logitech G203 LIGHTSYNC6

Sources

Logitech MX Master 4

Manufacturer specification · Logitech support lists Haptic Sense Panel, Gesture, Back, Forward, Top, Wheel and Left/Right.

Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4

Logitech G203 LIGHTSYNC

Manufacturer specification · Programmable in G HUB.

Logitech G203 LIGHTSYNC — manufacturer specifications

Physical clicks, programmable wheel actions and optional side buttons can produce different counts. Read each configuration; a larger count does not establish better control or programmability.

Hand orientation

In Visual facts

Logitech MX Master 4Right-handed sculpted shell; thumb wheel, thumb buttons and Haptic Sense Panel on the left side

Logitech G203 LIGHTSYNCSymmetric shell; side buttons on the left only

Sources

Logitech MX Master 4

Manufacturer specification · From the manufacturer's product views; Logitech's tables have no explicit hand-orientation field.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

Manufacturer specification · Control layout from the manufacturer's product views.

Logitech G203 LIGHTSYNC — manufacturer specifications

Check the exact configuration and source conditions for your use.

Scroll controls

In Visual facts

Logitech MX Master 4MagSpeed wheel with SmartShift; thumb wheel

Logitech G203 LIGHTSYNCWheel scrolling and middle click; no left/right tilt

Sources

Logitech MX Master 4

Manufacturer specification · Original manufacturer description: MagSpeed wheel with SmartShift: ratchet mode and hyper-fast mode (up to 1,000 lines per second); thumb wheel for horizontal scrolling. The exact feature inventory establishes the thumb wheel’s horizontal scrolling. The up-to1000-lines-per-second figure is a manufacturer claim; electromagnetic/mode details retain their original source scope. Shared named controls do not establish tested speed or accuracy superiority.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

Manufacturer specification · Original exact supported description: Wheel scrolling and middle click; no left/right tilt. Six buttons in total, with no tilt inputs. The exact G102/G203 guide expressly lists Wheel click among six programmed controls, and the manufacturer source explicitly says no tilt. Middle click remains a separately stated positive in these conditions; it is not transferred to the counterpart.

Logitech G203 LIGHTSYNC — manufacturer specifications Logitech / Logicool G203 LIGHTSYNC — launch specification table Logitech G102 | G203 LIGHTSYNC — setup guide

Check the exact configuration and source conditions for your use.

Maximum report rate

In Visual facts

Logitech MX Master 4125 Hz

Logitech G203 LIGHTSYNC1000 Hz

Sources

Logitech MX Master 4

Manufacturer specification · Logitech support lists 125 Hz (8 ms) for both the USB receiver and Bluetooth.

Logitech Support — Specification - MX Master 4

Logitech G203 LIGHTSYNC

Manufacturer specification · 1 ms report interval.

Logitech G203 LIGHTSYNC — manufacturer specifications

Check the connection and receiver: supplied, wired and optional-accessory limits can differ. Report frequency is not measured click latency, and maximum battery life may use another setting.

Customisation software

In Visual facts

Logitech MX Master 4Logi Options+

Logitech G203 LIGHTSYNCLogitech G HUB

Sources

Logitech MX Master 4

Manufacturer specification · Original source-supported software description retained: Logi Options+ (button shortcuts, tracking speed, app-specific presets, Smart Actions, plugins, Actions Ring, Flow file sharing and copy-paste across devices); basic support in Logi Tune. Shared primary app identity does not imply identical software features. Specifically stated Haptic Sense Panel, haptic/OS/firmware conditions and multi-device/Actions Ring functions remain in their separate existing fields and editorial. The predecessor source does not establish absence of the extra listed software functions. The September source plan for Premiere Pro is not verified current availability.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

Manufacturer specification · G HUB is an optional download (internet required); advanced settings need it.

Logitech G203 LIGHTSYNC — manufacturer specifications

Stored profiles, sensitivity settings and software assignments are different capabilities. An unspecified profile count is not zero; check the software and firmware conditions.

Show 4 more verified differences

Listed package

In Visual facts

Logitech MX Master 4Mouse; USB-C Bolt receiver; user documentation

Logitech G203 LIGHTSYNCMouse; documentation

Sources

Logitech MX Master 4

Manufacturer specification · USB-C charging cable not included.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

Manufacturer specification · The 2.1 m cable is fixed to the mouse. Original exact model package description: G203 LIGHTSYNC mouse; user documentation. The exact UK package names G203 LIGHTSYNC and User documentation; its2.1m cable is fixed to the mouse. This common item-function value does not claim identical document titles, physical bundles, cable parts or regional warranty entitlements.

Logitech G203 LIGHTSYNC — manufacturer specifications

Check the exact configuration and source conditions for your use.

Tracking technology

Logitech MX Master 4Darkfield high precision

Logitech G203 LIGHTSYNCOptical

Sources

Logitech MX Master 4

Manufacturer specification · Original manufacturer description: Darkfield high precision sensor. Logitech does not publish a sensor part number. Logitech says it works on virtually any surface, even glass, with a 4 mm minimum glass thickness. This identifies the advertised tracking technology; it does not identify a hardware sensor part or establish a hardware-generation difference from another Darkfield description.

Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4

Logitech G203 LIGHTSYNC

Manufacturer specification · Logitech does not name the sensor model. Original manufacturer description: Optical tracking. This identifies optical tracking, not a named sensor model. Model-specific hardware, accuracy and performance are not inferred.

Logitech / Logicool G203 LIGHTSYNC — launch specification table

Check the exact configuration and source conditions for your use.

Body width

Logitech MX Master 488.35 mm

Logitech G203 LIGHTSYNC62.1 mm

Sources

Logitech MX Master 4

Manufacturer specification · Manufacturer-listed Width; the source does not identify the measurement basis or a distinct grip-width measurement.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

Manufacturer specification · Overall width, not grip width.

Logitech G203 LIGHTSYNC — manufacturer specifications

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

Dimensions

Logitech MX Master 4128.15 × 88.35 × 50.8 mm (manufacturer-labelled height × width × depth)

Logitech G203 LIGHTSYNC116.6 × 62.1 × 38.2 mm (length × width × height)

Sources

Logitech MX Master 4

Manufacturer specification · Preserves the manufacturer’s exact height, width and depth labels. No manufacturer dimension diagram establishes an alternative front-to-back length or vertical-height axis mapping.

Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4

Logitech G203 LIGHTSYNC

Manufacturer specification · Mouse body, length × width × height; cable excluded.

Logitech G203 LIGHTSYNC — manufacturer specifications

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

Configuration & compatibility details (1)

Supported operating systems

Logitech MX Master 4Bluetooth: Windows 11+, macOS 13+, iPadOS 15+, Android 12+, Linux and ChromeOS basic functions; Bolt receiver (USB-C or USB-A port required): Windows 10/11+, macOS 13+, Linux, ChromeOS

Logitech G203 LIGHTSYNCUSB port; Windows 7 or later; macOS 10.13 or later; ChromeOS

Sources

Logitech MX Master 4

Manufacturer specification · Options+ customisation on Windows and macOS; basic functions without software elsewhere.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

Manufacturer specification · G HUB has its own current system requirements.

Logitech G203 LIGHTSYNC — manufacturer specifications

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

Missing or non-comparable evidence (18)

Main switch technology

Logitech MX Master 4Not verified

Logitech G203 LIGHTSYNCNot verified

Sources

Logitech MX Master 4

No source recorded for this side.

Logitech G203 LIGHTSYNC

Logitech does not list this for the model. · Manufacturer specification · Logitech does not state the switch type.

Logitech G203 LIGHTSYNC — manufacturer specifications

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

Sensor model

Logitech MX Master 4Not verified

Logitech G203 LIGHTSYNCNot verified

Sources

Logitech MX Master 4

The individually read exact manufacturer/source inventory does not identify a hardware sensor model. · Manufacturer specification · Darkfield high precision tracking technology and supported sensitivity/glass claims remain separately represented.

Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4

Logitech G203 LIGHTSYNC

The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification

Logitech / Logicool G203 LIGHTSYNC — launch specification table

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

Onboard profile capacity

Logitech MX Master 4Not verified

Logitech G203 LIGHTSYNCNot verified

Sources

Logitech MX Master 4

No source recorded for this side.

Logitech G203 LIGHTSYNC

Logitech does not list this for the model. · Manufacturer specification · Logitech does not list a stored-profile count; the five DPI settings are separate.

Logitech G203 LIGHTSYNC — manufacturer specifications

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

Onboard memory

Logitech MX Master 4Not verified

Logitech G203 LIGHTSYNCYes

Sources

Logitech MX Master 4

No source recorded for this side.

Logitech G203 LIGHTSYNC

Manufacturer specification · Settings saved in G HUB carry to another computer.

Logitech G203 LIGHTSYNC — manufacturer specifications

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

Battery

Logitech MX Master 4Rechargeable 650 mAh; up to 70 days per full charge; three hours from a one-minute charge

Logitech G203 LIGHTSYNCNot verified

Sources

Logitech MX Master 4

Manufacturer specification · Manufacturer claims; battery not user-replaceable.

Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4

Logitech G203 LIGHTSYNC

No source recorded for this side.

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

Lighting

Logitech MX Master 4Not verified

Logitech G203 LIGHTSYNCRGB

Sources

Logitech MX Master 4

No source recorded for this side.

Logitech G203 LIGHTSYNC

Manufacturer specification · G HUB supports colour effects, screen sampling and audio-reactive lighting. Published lighting implementation: Three LIGHTSYNC RGB zones. Source-specific tooling, location, modes and effects remain qualified; more detailed wording does not establish another RGB product lacks that implementation.

Logitech G203 LIGHTSYNC — manufacturer specifications Logitech G102 | G203 LIGHTSYNC — setup guide

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

Cable length

Logitech MX Master 4Not verified

Logitech G203 LIGHTSYNC2.1 m

Sources

Logitech MX Master 4

No source recorded for this side.

Logitech G203 LIGHTSYNC

Manufacturer specification

Logitech G203 LIGHTSYNC — manufacturer specifications

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

Primary-button tensioning

Logitech MX Master 4Not verified

Logitech G203 LIGHTSYNCPrimary-button tensioning system

Sources

Logitech MX Master 4

No source recorded for this side.

Logitech G203 LIGHTSYNC

Manufacturer specification · Original manufacturer description: Metal-spring button tensioning. Detail absence on a counterpart is not proof of a different mechanism.

Logitech G203 LIGHTSYNC — manufacturer specifications Logitech G203 LIGHTSYNC — launch announcement

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

Charging connector

Logitech MX Master 4USB-C

Logitech G203 LIGHTSYNCNot verified

Sources

Logitech MX Master 4

Manufacturer specification · Charging cable not included.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

No source recorded for this side.

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

On-the-fly DPI settings

Logitech MX Master 4Not verified

Logitech G203 LIGHTSYNC5 settings

Sources

Logitech MX Master 4

No source recorded for this side.

Logitech G203 LIGHTSYNC

Manufacturer specification · G HUB configures the levels; a button cycles through them.

Logitech G203 LIGHTSYNC — manufacturer specifications

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

Haptic feedback

Logitech MX Master 4Haptic Sense Panel; customisable haptics for Options+ features (Actions Ring, Smart Actions, Gestures) and plugins for Adobe Photoshop, Adobe Lightroom Desktop and Zoom; native Advanced Haptics integration on Windows11

Logitech G203 LIGHTSYNCNot verified

Sources

Logitech MX Master 4

Manufacturer specification · Options+ features and plugin customisation require Logi Options+ on Windows/macOS. The actual26September2026 technical inventory lists Adobe Premiere Pro as “Coming in October”; current availability is unverified. Native Windows haptics require the Windows11 update from the end of March2026 onwards; the feature instructions say to update mouse firmware through Options+ device settings, and control native haptics in Windows OS settings. No particular firmware version or independently tested app coverage is established.

Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4

Logitech G203 LIGHTSYNC

No source recorded for this side.

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

RGB lighting zones

Logitech MX Master 4Not verified

Logitech G203 LIGHTSYNC3

Sources

Logitech MX Master 4

No source recorded for this side.

Logitech G203 LIGHTSYNC

Manufacturer specification · The exact product source explicitly states 3 configurable RGB zones. G HUB supports colour effects, screen sampling and audio-reactive lighting. Published lighting implementation: Three LIGHTSYNC RGB zones. Source-specific tooling, location, modes and effects remain qualified; more detailed wording does not establish another RGB product lacks that implementation. Status indicators are not counted as additional configurable zones.

Logitech G203 LIGHTSYNC — manufacturer specifications Logitech G102 | G203 LIGHTSYNC — setup guide

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

Multi-device pairing

Logitech MX Master 4Up to three devices; switch via the Easy-Switch buttons on the mouse or the Actions Ring

Logitech G203 LIGHTSYNCNot verified

Sources

Logitech MX Master 4

Manufacturer specification · File transfer across devices uses Logi Options+.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

No source recorded for this side.

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

Click noise

Logitech MX Master 4Quiet Clicks: 90% less left/right click Sound Power Level than MX Master 3

Logitech G203 LIGHTSYNCNot verified

Sources

Logitech MX Master 4

Manufacturer specification · Logitech comparison with MX Master 3.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

No source recorded for this side.

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

Limited hardware warranty

Logitech MX Master 4Conflicting evidence

Logitech G203 LIGHTSYNCNot verified

Sources

Logitech MX Master 4

Logitech UK lists a 2-year limited hardware warranty; Logitech US lists 1 year. Regional terms differ. · Manufacturer specification

Logitech UK — MX Master 4 product page and technical specifications Logitech US — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

No source recorded for this side.

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

Wireless range

Logitech MX Master 410 m

Logitech G203 LIGHTSYNCNot verified

Sources

Logitech MX Master 4

Manufacturer specification

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

No source recorded for this side.

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

Body length

Logitech MX Master 4Not verified

Logitech G203 LIGHTSYNC116.6 mm

Sources

Logitech MX Master 4

The source labels its first dimension Height and provides no diagram establishing front-to-back body length. · Manufacturer specification · The raw manufacturer-labelled H/W/D triplet remains preserved in Dimensions. Do not rename the listed Height as Length or use it as a typed length input.

Logitech UK — MX Master 4 product page and technical specifications

Logitech G203 LIGHTSYNC

Manufacturer specification · Mouse body, length × width × height; cable excluded.

Logitech G203 LIGHTSYNC — manufacturer specifications

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

Weight

Logitech MX Master 4150 g

Logitech G203 LIGHTSYNC85 g

Sources

Logitech MX Master 4

Manufacturer specification · Manufacturer-listed mouse weight.

Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4

Logitech G203 LIGHTSYNC

Manufacturer specification · Manufacturer-listed mouse weight.

Logitech G203 LIGHTSYNC — manufacturer specifications

The manufacturer sources do not establish the same cable weighing basis. Both published masses remain visible with their conditions, but are not ranked.

2 shared fields have the same recorded value.

WHAT EACH CHOICE ASKS OF YOU

What it brings and what to check

Logitech MX Master 4

What it brings

Eight buttons, including a thumb-side Haptic Sense Panel and gesture button, plus a MagSpeed wheel with SmartShift and a horizontal thumb wheel.
Manufacturer source Manufacturer source
Two ways to connect out of the box: Bluetooth Low Energy 5.1 or the included USB-C Bolt receiver (USB-A Bolt receivers are also compatible), with up to three paired devices switched by Easy-Switch buttons or the Actions Ring.
Manufacturer source
Logitech rates the 650 mAh battery at up to 70 days per charge, with three hours of use from a one-minute charge.
Manufacturer source Manufacturer source
Logitech lists haptic feedback for Actions Ring, Smart Actions and Gestures in Logi Options+, plus plugins for Photoshop, Lightroom Desktop and Zoom. Native Windows11 Advanced Haptics requires the update from the end of March2026 onwards and updating mouse firmware through Options+; native controls are in Windows settings.
Manufacturer source
Logitech states its Quiet Clicks have 90% less left and right click Sound Power Level than the MX Master 3.
Manufacturer source

What to check

It weighs150g and Logitech lists Width88.35mm, with a shape sculpted for the right hand; the USB-C charging cable is not included. Its full dimensions retain Logitech’s original Height×Width×Depth labels.
Manufacturer source Manufacturer source
Logitech support lists a 125 Hz report rate over both Bluetooth and the receiver; it is a productivity mouse, not a high-report-rate gaming design.
Manufacturer source
Full haptic and button customisation relies on Logi Options+ on Windows and macOS; Linux, ChromeOS, iPadOS 15+ and Android 12+ get basic functions without software. Over Bluetooth, Logitech lists Windows 11 or later and macOS 13 or later; with the Bolt receiver, Windows 10, 11 or later and macOS 13 or later.
Manufacturer source

Logitech G203 LIGHTSYNC

What it brings

G HUB configures the six buttons, five DPI levels from 200 to 8,000 DPI and three RGB zones with screen- or audio-reactive effects, and saves settings to onboard memory.
Manufacturer source Manufacturer source

What to check

The 2.1 m cable is fixed, the thumb buttons are on the left side only, and the scroll wheel has no tilt.
Manufacturer source Manufacturer source Manufacturer source

COMPARE THE DETAILS

Full specifications

How we verify

Differences only

31 of 31 specifications Sources in each row

Source-backed specifications for Logitech MX Master 4 and Logitech G203 LIGHTSYNC
Specification	Logitech MX Master 4	Logitech G203 LIGHTSYNC

WeightDifferent Sources Logitech MX Master 4 Manufacturer specification · Manufacturer-listed mouse weight. Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4 Logitech G203 LIGHTSYNC Manufacturer specification · Manufacturer-listed mouse weight. Logitech G203 LIGHTSYNC — manufacturer specifications	150 g	85 g
DimensionsDifferent Sources Logitech MX Master 4 Manufacturer specification · Preserves the manufacturer’s exact height, width and depth labels. No manufacturer dimension diagram establishes an alternative front-to-back length or vertical-height axis mapping. Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4 Logitech G203 LIGHTSYNC Manufacturer specification · Mouse body, length × width × height; cable excluded. Logitech G203 LIGHTSYNC — manufacturer specifications	128.15 × 88.35 × 50.8 mm (manufacturer-labelled height × width × depth)	116.6 × 62.1 × 38.2 mm (length × width × height)
Body length Sources Logitech MX Master 4 The source labels its first dimension Height and provides no diagram establishing front-to-back body length. · Manufacturer specification · The raw manufacturer-labelled H/W/D triplet remains preserved in Dimensions. Do not rename the listed Height as Length or use it as a typed length input. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC Manufacturer specification · Mouse body, length × width × height; cable excluded. Logitech G203 LIGHTSYNC — manufacturer specifications	Not listed by the manufacturer	116.6 mm
Body widthDifferent Sources Logitech MX Master 4 Manufacturer specification · Manufacturer-listed Width; the source does not identify the measurement basis or a distinct grip-width measurement. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC Manufacturer specification · Overall width, not grip width. Logitech G203 LIGHTSYNC — manufacturer specifications	88.35 mm	62.1 mm
Hand orientationDifferent Sources Logitech MX Master 4 Manufacturer specification · From the manufacturer's product views; Logitech's tables have no explicit hand-orientation field. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC Manufacturer specification · Control layout from the manufacturer's product views. Logitech G203 LIGHTSYNC — manufacturer specifications	Right-handed sculpted shell; thumb wheel, thumb buttons and Haptic Sense Panel on the left side	Symmetric shell; side buttons on the left only

Tracking technologyDifferent Sources Logitech MX Master 4 Manufacturer specification · Original manufacturer description: Darkfield high precision sensor. Logitech does not publish a sensor part number. Logitech says it works on virtually any surface, even glass, with a 4 mm minimum glass thickness. This identifies the advertised tracking technology; it does not identify a hardware sensor part or establish a hardware-generation difference from another Darkfield description. Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4 Logitech G203 LIGHTSYNC Manufacturer specification · Logitech does not name the sensor model. Original manufacturer description: Optical tracking. This identifies optical tracking, not a named sensor model. Model-specific hardware, accuracy and performance are not inferred. Logitech / Logicool G203 LIGHTSYNC — launch specification table	Darkfield high precision	Optical
Minimum sensitivity Sources Logitech MX Master 4 Manufacturer specification · Adjustable in 50 DPI increments; nominal 1,000 DPI. Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4 Logitech G203 LIGHTSYNC Manufacturer specification Logitech G203 LIGHTSYNC — manufacturer specifications	200 DPI	200 DPI
Maximum sensitivity Sources Logitech MX Master 4 Manufacturer specification · Adjustable in 50 DPI increments. Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4 Logitech G203 LIGHTSYNC Manufacturer specification Logitech G203 LIGHTSYNC — manufacturer specifications	8000 DPI	8000 DPI
Maximum report rateDifferent Sources Logitech MX Master 4 Manufacturer specification · Logitech support lists 125 Hz (8 ms) for both the USB receiver and Bluetooth. Logitech Support — Specification - MX Master 4 Logitech G203 LIGHTSYNC Manufacturer specification · 1 ms report interval. Logitech G203 LIGHTSYNC — manufacturer specifications	125 Hz	1000 Hz
On-the-fly DPI settings Sources Logitech MX Master 4 No source recorded. Logitech G203 LIGHTSYNC Manufacturer specification · G HUB configures the levels; a button cycles through them. Logitech G203 LIGHTSYNC — manufacturer specifications	Not provided	5 settings

Listed controlsDifferent Sources Logitech MX Master 4 Manufacturer specification · Logitech support lists Haptic Sense Panel, Gesture, Back, Forward, Top, Wheel and Left/Right. Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4 Logitech G203 LIGHTSYNC Manufacturer specification · Programmable in G HUB. Logitech G203 LIGHTSYNC — manufacturer specifications	8	6
Scroll controlsDifferent Sources Logitech MX Master 4 Manufacturer specification · Original manufacturer description: MagSpeed wheel with SmartShift: ratchet mode and hyper-fast mode (up to 1,000 lines per second); thumb wheel for horizontal scrolling. The exact feature inventory establishes the thumb wheel’s horizontal scrolling. The up-to1000-lines-per-second figure is a manufacturer claim; electromagnetic/mode details retain their original source scope. Shared named controls do not establish tested speed or accuracy superiority. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC Manufacturer specification · Original exact supported description: Wheel scrolling and middle click; no left/right tilt. Six buttons in total, with no tilt inputs. The exact G102/G203 guide expressly lists Wheel click among six programmed controls, and the manufacturer source explicitly says no tilt. Middle click remains a separately stated positive in these conditions; it is not transferred to the counterpart. Logitech G203 LIGHTSYNC — manufacturer specifications Logitech / Logicool G203 LIGHTSYNC — launch specification table Logitech G102 \| G203 LIGHTSYNC — setup guide	MagSpeed wheel with SmartShift; thumb wheel	Wheel scrolling and middle click; no left/right tilt
Primary-button tensioning Sources Logitech MX Master 4 No source recorded. Logitech G203 LIGHTSYNC Manufacturer specification · Original manufacturer description: Metal-spring button tensioning. Detail absence on a counterpart is not proof of a different mechanism. Logitech G203 LIGHTSYNC — manufacturer specifications Logitech G203 LIGHTSYNC — launch announcement	Not provided	Primary-button tensioning system

ConnectionsDifferent Sources Logitech MX Master 4 Manufacturer specification · Logitech states compatibility with both USB-C and USB-A Bolt receivers; the box contents list a USB-C Bolt receiver. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC Manufacturer specification · Original manufacturer description: Wired USB. Shared wired availability is comparable. Manufacturer cable and connector details retain their own scope; no unlisted connector is inferred. Logitech G203 LIGHTSYNC — manufacturer specifications	Bluetooth Low Energy (5.1); Logi Bolt USB-C receiver included	Wired
Battery Sources Logitech MX Master 4 Manufacturer specification · Manufacturer claims; battery not user-replaceable. Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4 Logitech G203 LIGHTSYNC No source recorded.	Rechargeable 650 mAh; up to 70 days per full charge; three hours from a one-minute charge	Not provided
Charging connector Sources Logitech MX Master 4 Manufacturer specification · Charging cable not included. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC No source recorded.	USB-C	Not provided
Wireless range Sources Logitech MX Master 4 Manufacturer specification Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC No source recorded.	10 m	Not provided
Cable length Sources Logitech MX Master 4 No source recorded. Logitech G203 LIGHTSYNC Manufacturer specification Logitech G203 LIGHTSYNC — manufacturer specifications	Not provided	2.1 m

Customisation softwareDifferent Sources Logitech MX Master 4 Manufacturer specification · Original source-supported software description retained: Logi Options+ (button shortcuts, tracking speed, app-specific presets, Smart Actions, plugins, Actions Ring, Flow file sharing and copy-paste across devices); basic support in Logi Tune. Shared primary app identity does not imply identical software features. Specifically stated Haptic Sense Panel, haptic/OS/firmware conditions and multi-device/Actions Ring functions remain in their separate existing fields and editorial. The predecessor source does not establish absence of the extra listed software functions. The September source plan for Premiere Pro is not verified current availability. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC Manufacturer specification · G HUB is an optional download (internet required); advanced settings need it. Logitech G203 LIGHTSYNC — manufacturer specifications	Logi Options+	Logitech G HUB
Lighting Sources Logitech MX Master 4 No source recorded. Logitech G203 LIGHTSYNC Manufacturer specification · G HUB supports colour effects, screen sampling and audio-reactive lighting. Published lighting implementation: Three LIGHTSYNC RGB zones. Source-specific tooling, location, modes and effects remain qualified; more detailed wording does not establish another RGB product lacks that implementation. Logitech G203 LIGHTSYNC — manufacturer specifications Logitech G102 \| G203 LIGHTSYNC — setup guide	Not provided	RGB
Onboard memory Sources Logitech MX Master 4 No source recorded. Logitech G203 LIGHTSYNC Manufacturer specification · Settings saved in G HUB carry to another computer. Logitech G203 LIGHTSYNC — manufacturer specifications	Not provided	Yes
RGB lighting zones Sources Logitech MX Master 4 No source recorded. Logitech G203 LIGHTSYNC Manufacturer specification · The exact product source explicitly states 3 configurable RGB zones. G HUB supports colour effects, screen sampling and audio-reactive lighting. Published lighting implementation: Three LIGHTSYNC RGB zones. Source-specific tooling, location, modes and effects remain qualified; more detailed wording does not establish another RGB product lacks that implementation. Status indicators are not counted as additional configurable zones. Logitech G203 LIGHTSYNC — manufacturer specifications Logitech G102 \| G203 LIGHTSYNC — setup guide	Not provided	3

Multi-device pairing Sources Logitech MX Master 4 Manufacturer specification · File transfer across devices uses Logi Options+. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC No source recorded.	Up to three devices; switch via the Easy-Switch buttons on the mouse or the Actions Ring	Not provided
Click noise Sources Logitech MX Master 4 Manufacturer specification · Logitech comparison with MX Master 3. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC No source recorded.	Quiet Clicks: 90% less left/right click Sound Power Level than MX Master 3	Not provided
Haptic feedback Sources Logitech MX Master 4 Manufacturer specification · Options+ features and plugin customisation require Logi Options+ on Windows/macOS. The actual26September2026 technical inventory lists Adobe Premiere Pro as “Coming in October”; current availability is unverified. Native Windows haptics require the Windows11 update from the end of March2026 onwards; the feature instructions say to update mouse firmware through Options+ device settings, and control native haptics in Windows OS settings. No particular firmware version or independently tested app coverage is established. Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4 Logitech G203 LIGHTSYNC No source recorded.	Haptic Sense Panel; customisable haptics for Options+ features (Actions Ring, Smart Actions, Gestures) and plugins for Adobe Photoshop, Adobe Lightroom Desktop and Zoom; native Advanced Haptics integration on Windows11	Not provided
Supported operating systemsDifferent Sources Logitech MX Master 4 Manufacturer specification · Options+ customisation on Windows and macOS; basic functions without software elsewhere. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC Manufacturer specification · G HUB has its own current system requirements. Logitech G203 LIGHTSYNC — manufacturer specifications	Bluetooth: Windows 11+, macOS 13+, iPadOS 15+, Android 12+, Linux and ChromeOS basic functions; Bolt receiver (USB-C or USB-A port required): Windows 10/11+, macOS 13+, Linux, ChromeOS	USB port; Windows 7 or later; macOS 10.13 or later; ChromeOS
Listed packageDifferent Sources Logitech MX Master 4 Manufacturer specification · USB-C charging cable not included. Logitech UK — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC Manufacturer specification · The 2.1 m cable is fixed to the mouse. Original exact model package description: G203 LIGHTSYNC mouse; user documentation. The exact UK package names G203 LIGHTSYNC and User documentation; its2.1m cable is fixed to the mouse. This common item-function value does not claim identical document titles, physical bundles, cable parts or regional warranty entitlements. Logitech G203 LIGHTSYNC — manufacturer specifications	Mouse; USB-C Bolt receiver; user documentation	Mouse; documentation

Show unverified (4)Not verified, not provided or conflicting for both products. Kept for completeness; never counted as a difference.

Specifications without verified values for either product
Limited hardware warranty Sources Logitech MX Master 4 Logitech UK lists a 2-year limited hardware warranty; Logitech US lists 1 year. Regional terms differ. · Manufacturer specification Logitech UK — MX Master 4 product page and technical specifications Logitech US — MX Master 4 product page and technical specifications Logitech G203 LIGHTSYNC No source recorded.	Conflicting sources	Not provided
Sensor model Sources Logitech MX Master 4 The individually read exact manufacturer/source inventory does not identify a hardware sensor model. · Manufacturer specification · Darkfield high precision tracking technology and supported sensitivity/glass claims remain separately represented. Logitech UK — MX Master 4 product page and technical specifications Logitech Support — Specification - MX Master 4 Logitech G203 LIGHTSYNC The individually reviewed exact source inventory does not identify a sensor model. The published method or description is retained separately. · Manufacturer specification Logitech / Logicool G203 LIGHTSYNC — launch specification table	Not listed by the manufacturer	Not listed by the manufacturer
Onboard profile capacity Sources Logitech MX Master 4 No source recorded. Logitech G203 LIGHTSYNC Logitech does not list this for the model. · Manufacturer specification · Logitech does not list a stored-profile count; the five DPI settings are separate. Logitech G203 LIGHTSYNC — manufacturer specifications	Not provided	Not provided
Main switch technology Sources Logitech MX Master 4 No source recorded. Logitech G203 LIGHTSYNC Logitech does not list this for the model. · Manufacturer specification · Logitech does not state the switch type. Logitech G203 LIGHTSYNC — manufacturer specifications	Not provided	Not provided

First product manufacturer source Second product manufacturer source

FIND YOUR CONTENDERS

More products

Closest mice to this pair by shared key specifications. Not a popularity ranking.

See all 62 mice

Logitech G305 LIGHTSPEED

Weight: 99 g
Controls: 6 controls
Body length: 116.6 mm

Prices & product profile

SteelSeries Rival 5

Weight: 85 g
Controls: 9 controls
Body length: 128.8 mm

Prices & product profile

Logitech G402 Hyperion Fury

Weight: 108 g
Controls: 8 controls
Body length: 136 mm

Prices & product profile

Logitech G403 HERO

Weight: 87.3 g
Controls: 6 controls
Body length: 124 mm

Prices & product profile

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.