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Compare Keychron J3 SE vs K8 Max Differences Side by Side

Explore the comprehensive side-by-side comparison of the Keychron J3 SE and Keychron K8 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.

80
Keychron J3 SE QMK Wireless Mechanical Keyboard
92
Keychron K8 Max QMK Wireless Mechanical Keyboard ISO Layout Collection

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  • Released in 2026
  • Available in a 96% layout
  • Built with the ANSI layout standard
  • Weighs about 1145 g
  • Sized at 43 x 406 x 139 mm
  • Made with a ABS case
  • Offers Yes, Rgb, White, North-face, Rgb North-face, White North-face RGB lighting
  • Released in 2024
  • Available in a 80% layout
  • Built with the ISO, ANSI, ISO-DE, ISO-UK, ISO-SW, ISO-CH layout standard
  • Provides dedicated media keys
  • Includes screw-in stabilizers
  • Uses a PCB Mount mounting style
  • Weighs about 1308 g
  • Sized at 43 x 359 x 129 mm
  • Made with a Aluminum, ABS, Steel case
  • Offers Yes, Rgb, South-face, Rgb South-face, White, White South-face RGB lighting
Scores
  • Performance: 80.7
  • Build Quality: 68.4
  • Productivity: 88.7
  • Customizability: 86.9
  • Portability: 57.4
Scores
  • Performance: 81.8
  • Build Quality: 87.9
  • Productivity: 95
  • Customizability: 92.7
  • Portability: 73.4
Name
Keychron J3 SE
Name
Keychron K8 Max
Release year
2026
Release year
2024
Switch Options
Linear, Tactile, Clicky
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
96%
Layout Size
80%
Layout Standard
ANSI
Layout Standard
ISO, ANSI, ISO-DE, ISO-UK, ISO-SW, ISO-CH
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
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
PCB Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb, White, North-face
Backlight
 
Rgb, South-face, White, White South-face
Case Colors
Case Colors
Case Material
ABS
Case Material
Aluminum, ABS, Steel
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
43 x 406 x 139 mm
Dimensions
43 x 359 x 129 mm
Weight
1145g
Weight
1308g
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