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Compare Keychron J3 SE vs K5 Max Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron J3 SE and Keychron K5 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.

82
Keychron J3 SE QMK Wireless Mechanical Keyboard
86
Keychron K5 Max QMK Wireless Custom Mechanical Keyboard ISO Layout Collection

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0.0 (0)
3.9 (22)
  • Released in 2026
  • Has Linear, Tactile, Clicky switch options
  • Available in a 96% layout
  • Built with the ANSI layout standard
  • Equipped with a 4000 mAh battery
  • Weighs about 1145 g
  • Sized at 43 x 406 x 139 mm
  • Made with a ABS case
  • Features PBT keycaps
  • Released in 2024
  • Has Tactile, Linear, Clicky switch options
  • Features a low-profile design
  • Available in a 100% layout
  • Built with the ISO-DE, ISO-Nordic, ISO-UK, ISO, ANSI layout standard
  • Provides dedicated media keys
  • Uses a PCB Mount mounting style
  • Equipped with a 2000 mAh battery
  • Weighs about 720 g
  • Sized at 18 x 424 x 119 mm
  • Made with a ABS, Aluminum case
  • Features PBT, ABS keycaps
Scores
  • Performance: 81.5
  • Build Quality: 70.7
  • Productivity: 89.1
  • Customizability: 86.3
  • Portability: 53.8
Scores
  • Performance: 82.2
  • Build Quality: 81.8
  • Productivity: 89.5
  • Customizability: 90.1
  • Portability: 54.7
Name
Keychron J3 SE
Name
Keychron K5 Max
Release year
2026
Release year
2024
Switch Options
Linear, Tactile, Clicky
Switch Options
Tactile, Linear, Clicky
Profile
Normal Profile
Profile
Low Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
96%
Layout Size
100%
Layout Standard
ANSI
Layout Standard
ISO-DE, ISO-Nordic, ISO-UK, ISO, 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
4000 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
PCB Mount
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
PBT, ABS
Dimensions
43 x 406 x 139 mm
Dimensions
18 x 424 x 119 mm
Weight
1145g
Weight
720g
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