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Compare Keychron J5 QMK vs K5 V2 Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron J5 QMK and Keychron K5 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.

73
Keychron J5 QMK Wireless Mechanical Keyboard (US ANSI Layout)
72
Keychron K5 QMK Wireless Mechanical Keyboard (ISO Layout) - Version 2

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  • Built with the ANSI layout standard
  • Has built-in sound dampening
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Equipped with a 3750 mAh battery
  • Weighs about 1100 g
  • Sized at 35 x 436 x 129 mm
  • Made with a ABS case
  • Features PBT keycaps
  • Features a low-profile design
  • Built with the ISO, ISO-DE, ISO-Nordic, ISO-SW, ISO-UK, ANSI layout standard
  • Supports Bluetooth, Wired, Wireless connectivity
  • Equipped with a 2000 mAh battery
  • Weighs about 732 g
  • Sized at 25 x 424 x 119 mm
  • Made with a ABS, Aluminum case
  • Features ABS keycaps
Scores
  • Performance: 78.1
  • Build Quality: 61.2
  • Productivity: 84.1
  • Customizability: 75
  • Portability: 56.3
Scores
  • Performance: 78.2
  • Build Quality: 66.6
  • Productivity: 73
  • Customizability: 75.3
  • Portability: 56.4
Name
Keychron J5 QMK
Name
Keychron K5 V2
Release year
2025
Release year
2025
Switch Options
Tactile, Linear
Switch Options
Tactile, Linear
Profile
Normal Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
100%
Layout Size
100%
Layout Standard
ANSI
Layout Standard
ISO, ISO-DE, ISO-Nordic, ISO-SW, ISO-UK, 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, Wired, Wireless
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
3750 mAh
Battery capacity
2000 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
-
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, North-face
Backlight
 
Rgb, White, North-face
Case Colors
Case Colors
Case Material
ABS
Case Material
ABS, Aluminum
Keycaps Material
PBT
Keycaps Material
ABS
Dimensions
35 x 436 x 129 mm
Dimensions
25 x 424 x 119 mm
Weight
1100g
Weight
732g
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