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Compare Keychron K2 V3 vs Coolkiller CK75 SE Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron K2 V3 and Coolkiller CK75 SE 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.

89
Keychron K2 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 3
70
XVX x CoolKiller CK75 SE Wireless Mechanical Keyboard

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  • Released in 2025
  • Has Linear, Tactile, Clicky switch options
  • Built with the ISO, ANSI layout standard
  • Includes a No display
  • Provides dedicated media keys
  • Supports QMK firmware
  • Supports VIA configuration
  • Includes screw-in stabilizers
  • Uses a PCB Mount mounting style
  • Supports Bluetooth, Wired, Wireless connectivity
  • Made with a Aluminum case
  • Features PC keycaps
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
  • Released in 2026
  • Built with the ANSI layout standard
  • Includes a Yes, LED display
  • Uses a Gasket Mount mounting style
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Weighs about 1000 g
  • Sized at 40 x 326 x 139 mm
  • Made with a Plastic case
  • Features PBT, PC keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 80.2
  • Build Quality: 84.1
  • Productivity: 94.6
  • Customizability: 91.8
  • Portability: 82.4
Scores
  • Performance: 75.5
  • Build Quality: 66.9
  • Productivity: 76.9
  • Customizability: 67.5
  • Portability: 80.1
Name
Keychron K2 V3
Name
Coolkiller CK75 SE
Release year
2025
Release year
2026
Switch Options
Linear, Tactile, Clicky
Switch Options
-
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
Layout Standard
ISO, ANSI
Layout Standard
ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
LED
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
Connection
Bluetooth, Wired, Wireless
Connection
Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
4000 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
PCB Mount
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
Aluminum
Case Material
Plastic
Keycaps Material
PC
Keycaps Material
PBT, PC
Dimensions
-
Dimensions
40 x 326 x 139 mm
Weight
-
Weight
1000g
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