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Compare Keychron K9 Max vs V4 Max Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron K9 Max and Keychron V4 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.

85
Keychron K9 Max QMK Wireless Custom Mechanical Keyboard
92
Keychron V4 Max QMK/VIA Wireless Custom Mechanical Keyboard

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  • Released in 2025
  • Features a low-profile design
  • Provides dedicated media keys
  • Equipped with a 1550 mAh battery
  • Weighs about 426 g
  • Sized at 25 x 287 x 98 mm
  • Made with a ABS case
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
  • Released in 2024
  • Comes with a knob
  • Uses a Gasket Mount mounting style
  • Equipped with a 4000 mAh battery
  • Weighs about 645 g
  • Sized at 28 x 123 x 305 mm
  • Made with a Plastic, ABS case
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 75
  • Build Quality: 75.6
  • Productivity: 91.1
  • Customizability: 92.7
  • Portability: 87.4
Scores
  • Performance: 78.6
  • Build Quality: 85.7
  • Productivity: 94.7
  • Customizability: 97.4
  • Portability: 88.4
Name
Keychron K9 Max
Name
Keychron V4 Max
Release year
2025
Release year
2024
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Low Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
60%
Layout Size
60%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
1550 mAh
Battery capacity
4000 mAh
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
-
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, North-face
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Material
ABS
Case Material
Plastic, ABS
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
25 x 287 x 98 mm
Dimensions
28 x 123 x 305 mm
Weight
426g
Weight
645g
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