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Mouse comparison

Logitech MX Master 4 vs Logitech G903

Compare sensor, connection, battery and comfort.

Compared products
01Selected
Logitech MX Master 4

Logitech MX Master 4

  • Ergonomic shape for your grip.
  • 150 g.
  • Bluetooth connection.
  • Horizontal scrolling for wide documents.
  • Battery: Rechargeable battery.
KSh 17,500In Stock
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02
Logitech G903

Logitech G903

  • 110 g.
  • Ambidextrous shape for your grip.
  • 25,600 DPI sensor.
  • Up to 140 hours per charge.
  • Tracking speed: >400 IPS.
KSh 18,700In Stock
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2 spaces available

Logitech G502 X LIGHTSPEEDKSh 19,200
Logitech MX ERGOKSh 15,900
Logitech PRO X SUPERLIGHTKSh 19,700
Logitech PRO WirelessKSh 16,600
Microsoft Surface Arc MouseKSh 18,000
Logitech MX Master 3SKSh 16,500
Logitech G502 Lightspeed MouseKSh 18,500
2 of 4 products

Our quick verdict

Choose the Logitech MX Master 4 if you want longer battery life (up to 70 days) and a lower price (KSh 1,200 less). Choose the Logitech G903 if you want a lighter build (110 g).

Weight

Logitech MX Master 4
150 g
Logitech G903
110 g

Connections

Logitech MX Master 4
Bluetooth Low Energy
Logitech G903
LIGHTSPEED wireless USB receiver

Controls

Logitech MX Master 4
8 buttons
Logitech G903
7-11 programmable buttons

Battery life

Logitech MX Master 4
650 mAh battery
Logitech G903
Up to 140 hours per charge

Performance

Logitech MX Master 4
Darkfield high precision
Logitech G903
25,600 DPI sensor

Key differences

The main differences to help you choose.

Logitech MX Master 4

  • Longer rated battery life: up to 70 days (vs 140 hours).
  • Lower price: KSh 17,500 (vs KSh 18,700).
  • Darkfield high precision sensor.
  • Connection type: Bluetooth Low Energy or Logi Bolt wireless receiver.
  • Connects to two devices at once.

Logitech G903

  • Lighter: 110 g (vs 150 g).
  • HERO 25K sensor.
  • Connection type: LIGHTSPEED wireless USB receiver.

What matters most to you?

Choose any priorities

How each product answers the questions buyers ask most. Tick a topic to add it, untick one to hide it.

More topicsFewer topics
6 priorities selected.
How each product answers the selected priorities
PriorityLogitech MX Master 4Logitech G903
Weight150 g110 g
ConnectionsBluetooth Low EnergyLIGHTSPEED wireless USB receiver
Controls8 buttons7-11 programmable buttons
Battery life650 mAh batteryUp to 140 hours per charge
PerformanceDarkfield high precision25,600 DPI sensor
Sensor technologyDarkfield high precisionHERO 25K

Detailed comparison

Explore the full specifications, section by section.

General

General specifications comparison
SpecificationLogitech MX Master 4Logitech G903
BrandLogitechLogitech
ModelMX Master 4 (910-007562)G903 (910-005673)
AnnouncedSeptember 30, 2025—
TypeErgonomic productivity mouseGaming mouse
ColorGraphiteBlack

Design

Design specifications comparison
SpecificationLogitech MX Master 4Logitech G903
Dimensions128.15 mm × 88.35 mm × 50.8 mm40 mm × 67 mm × 130 mm
Weight150 g110 g
Hand Orientation—Ambidextrous

Connectivity

Connectivity specifications comparison
SpecificationLogitech MX Master 4Logitech G903
Connection TypeBluetooth Low Energy or Logi Bolt wireless receiverLIGHTSPEED wireless USB receiver
Wireless TechnologyBluetooth Low Energy—
BluetoothBluetooth Low Energy 5.1—
Wireless ReceiverUSB-C Logi Bolt receiver included; also compatible with USB-A Logi Bolt receivers—
Wireless Range10 m—
Multi-Device ConnectionUp to three devices with Easy-Switch—

Features

Features specifications comparison
SpecificationLogitech MX Master 4Logitech G903
Customization SoftwareLogi Options+ on Windows and macOSLogitech G HUB
Haptic FeedbackCustomizable Haptic Sense Panel through Logi Options+—
Special FeaturesActions Ring shortcuts; MagSpeed scrolling; customizable haptic feedback—
RGB Lighting—LIGHTSYNC RGB

Sensor & Tracking

Sensor & Tracking specifications comparison
SpecificationLogitech MX Master 4Logitech G903
Sensor TechnologyDarkfield high precisionHERO 25K
DPI200-8000 (can be set in increments of 50 DPI)Up to 25,600 DPI
DPI Adjustment200–8,000 DPI in 50-DPI increments—
Tracking Speed—>400 IPS
Acceleration—>40 G
Polling Rate—1000Hz (1ms)

Buttons & Scrolling

Buttons & Scrolling specifications comparison
SpecificationLogitech MX Master 4Logitech G903
Number of Buttons87–11 programmable buttons
Gesture ButtonYes—
Scroll WheelYes, MagSpeed wheel with smart shiftHyper-fast
Horizontal ScrollYes—
Thumb WheelYes, same as horizontal scroll—
Button / Switch Type—Mechanical Button Tensioning System

Battery & Power

Battery & Power specifications comparison
SpecificationLogitech MX Master 4Logitech G903
Battery TypeRechargeable battery—
Battery Capacity650 mAh—
Battery LifeUp to 70 daysUp to 140 hours with default lighting; up to 180 hours without lighting
Charging PortUSB-C—
Wireless Charging—POWERPLAY compatible; system sold separately

System Requirements

System Requirements specifications comparison
SpecificationLogitech MX Master 4Logitech G903
WindowsWindows 11 or later over Bluetooth; Windows 10 or later using Logi BoltWindows® 7 or later
macOSmacOS 13 or latermacOS 10.11 or later
Other Operating SystemsBasic functions: Linux, ChromeOS, iPadOS 15 or later and Android 12 or later—
Required Port / ConnectionBluetooth Low Energy or a suitable USB port for the Logi Bolt receiver—
SoftwareLogi Options+ is required for haptics, Actions Ring and advanced customization—

What's in the Box

What's in the Box specifications comparison
SpecificationLogitech MX Master 4Logitech G903
In the BoxMouse; USB-C Bolt receiver; User documentationG903 gaming mouse; LIGHTSPEED USB receiver; USB charging/data cable; Accessories case; Optional receiver extension adapter; Optional 10-gram weight; Optional side buttons (2x left, 2x right); Optional button covers (1x left, 1x right); User documentation

Similarities

  • Both connect with a USB receiver.
  • Both are made by Logitech.

In summary

Choose G903 for a lighter build; MX Master 4 offers longer rated battery life at a lower price.

Back to compared products ↑

In-stock alternatives

Microsoft Surface Arc MouseFor Logitech MX Master 4Microsoft Surface Arc MouseView product ↗Logitech PRO WirelessFor Logitech MX Master 4Logitech PRO WirelessView product ↗Logitech G502 Lightspeed MouseFor Logitech G903Logitech G502 Lightspeed MouseView product ↗Logitech G502 X LIGHTSPEEDFor Logitech G903Logitech G502 X LIGHTSPEEDView product ↗

Related comparisons

Logitech MX Master 4Logitech G502 X LIGHTSPEEDLogitech MX Master 4Logitech MX ERGOLogitech MX Master 4Logitech PRO X SUPERLIGHTLogitech MX Master 4Logitech PRO WirelessMicrosoft Surface Arc MouseLogitech MX Master 4Logitech MX Master 4Logitech MX Master 3SLogitech MX Master 4Logitech G502 Lightspeed MouseLogitech MX Master 4Microsoft Arc Wireless MouseLogitech MX Master 4Logitech MX Vertical Mouse
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