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Compare Keychron K3 vs K4 Max

Explore the comprehensive side-by-side comparison of the Keychron K3 and Keychron K4 Max and view their biggest differences. The detailed comparison table allows you to see all the essential features, specifications, and benefits of each keyboard at a glance. Whether you're looking for performance, value, or specific functionalities, this comparison tool helps you make an informed decision. Explore the strengths and unique attributes of each keyboard to find the one that perfectly fits your needs. Start comparing now and discover the best keyboard for you!
Keychron K3 75% Hotswap Bluetooth RGB Optical Low Profile Win + Mac Mechanical Keyboard - Image: 1
Keychron K4 Max QMK Wireless Mechanical Keyboard - Image: 1
Keychron K3 Pro QMK/VIA Wireless Mechanical Keyboard ISO Layout Collection - Image: 1
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4.7 (23)
Amazon
$63
Keychron
$99
Keychron
$83
Name
Keychron K3
Name
Keychron K4 Max
Name
Keychron K3 Pro
Release year
2023
Release year
2025
Release year
2022
Switch Options
Clicky, Tactile, Linear
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Low Profile
Profile
Normal Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
96%
Layout Size
75%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Standard
ISO, JIS, ISO-DE, ISO-ES, ISO-FR, ISO-Nordic, ISO-SW, ISO-UK, ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, Wired, Wireless
Polling Rate
-
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
-
Battery capacity
4000 mAh
Battery capacity
1550 mAh
Hall Effect Support
 
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIA Support
 
N-Key Rollover
 
N-Key Rollover
 
N-Key Rollover
 
Mount Style
Plate Mount
Mount Style
PCB Mount
Mount Style
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, North-face
Backlight
 
Rgb, White, South-face, White South-face
Backlight
 
Rgb, South-face, North-face
Case Colors
Case Colors
Case Colors
Case Material
Aluminum, ABS
Case Material
, ABS
Case Material
Aluminum, Plastic, ABS
Keycaps Material
ABS
Keycaps Material
PBT
Keycaps Material
ABS, PBT
Dimensions
-
Dimensions
31 x 391 x 140 mm
Dimensions
15 x 306 x 116 mm
Weight
-
Weight
1290g
Weight
525g
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