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Compare Coolkiller CK75 vs Keydous NJ81 CP V2 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Coolkiller CK75 and Keydous NJ81 CP V2 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.

72
CoolKiller CK75 Triple Mode Transparent Mechanical Keyboard
Keydous NJ81-CP V2 Rapid Trigger Three Mode Magnetic Keyboard

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  • Released in 2022
  • Has Linear, Tactile switch options
  • Includes a No display
  • Compatible with both Mac and Windows
  • Connects via USB-C
  • Features N-key rollover
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Uses a Gasket Mount mounting style
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Equipped with a 3750 mAh battery
  • Weighs about 1050 g
  • Sized at 28 x 145 x 329 mm
  • Made with a ABS, Plastic, Aluminum case
  • Features PBT, ABS keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
  • Released in 2025
  • Has Magnetic switch options
  • Includes a Yes display
  • Utilizes Hall effect sensors
  • Enables rapid trigger functionality
  • Supports Wired, Wired only connectivity
  • Equipped with a 5000 mAh battery
  • Made with a Metal case
  • Features PBT keycaps
  • Offers Yes, Rgb RGB lighting
Scores
  • Performance: 61
  • Build Quality: 67
  • Productivity: 86.5
  • Customizability: 69.1
  • Portability: 82.2
Scores
  • Performance: 78.1
  • Build Quality: 42.1
  • Productivity: 51.1
  • Customizability: 62.5
  • Portability: 62.2
Name
Coolkiller CK75
Name
Keydous NJ81 CP V2
Release year
2022
Release year
2025
Switch Options
Linear, Tactile
Switch Options
Magnetic
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
75%
Layout Size
75%
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
Wired, Wired only
Polling Rate
-
Polling Rate
-
Battery capacity
3750 mAh
Battery capacity
5000 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
Gasket Mount
Mount Style
-
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, South-face
Backlight
 
Rgb
Case Colors
Case Colors
Case Material
ABS, Plastic, Aluminum
Case Material
Metal
Keycaps Material
PBT, ABS
Keycaps Material
PBT
Dimensions
28 x 145 x 329 mm
Dimensions
-
Weight
1050g
Weight
-
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