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Compare 8BitDo Retro 108 vs Keychron K4 HE Differences Side by Side

Explore the comprehensive side-by-side comparison of the 8BitDo Retro 108 and Keychron K4 HE 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.

61
8BitDo Retro 108 Tri-mode Mechanical Keyboard
92
Keychron K4 HE Wireless Magnetic Switch Custom Keyboard ISO Layout Collection

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0.0 (0)
4.3 (13)
  • Available in a 100% layout
  • Built with the ANSI layout standard
  • Uses a Top Mount mounting style
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless connectivity
  • Equipped with a 2000 mAh battery
  • Weighs about 1350 g
  • Sized at 47 x 169 x 458 mm
  • Made with a Plastic, Aluminum case
  • Offers No RGB lighting
  • Has Magnetic, Linear, Tactile, Clicky switch options
  • Available in a 96% layout
  • Built with the ISO, ISO-UK, ISO-DE, ISO-CH, ISO-ES, ISO-FR, ISO-SW, ISO-Nordic, ANSI layout standard
  • Utilizes Hall effect sensors
  • Supports QMK firmware
  • Supports VIA configuration
  • Enables rapid trigger functionality
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Uses a Tray Mount mounting style
  • Supports Bluetooth, Wired, Wireless, 2.4 GHz connectivity
  • Equipped with a 4000 mAh battery
  • Weighs about 1090 g
  • Sized at 41 x 377 x 126 mm
  • Made with a Plastic, Aluminum, Wood, ABS case
  • Offers Yes, Rgb, North-face, Rgb North-face RGB lighting
Scores
  • Performance: 62.6
  • Build Quality: 64.2
  • Productivity: 66.6
  • Customizability: 52.4
  • Portability: 57.5
Scores
  • Performance: 92.4
  • Build Quality: 87.1
  • Productivity: 94.4
  • Customizability: 89.9
  • Portability: 56.3
Name
8BitDo Retro 108
Name
Keychron K4 HE
Release year
2025
Release year
2025
Switch Options
-
Switch Options
Magnetic, Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Layout Size
100%
Layout Size
96%
Layout Standard
ANSI
Layout Standard
ISO, ISO-UK, ISO-DE, ISO-CH, ISO-ES, ISO-FR, ISO-SW, ISO-Nordic, 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, 2.4 GHz
Polling Rate
1000 Hz
Polling Rate
1000 Hz
Battery capacity
2000 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
Top Mount
Mount Style
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Backlight
 
Rgb, North-face
Case Colors
Case Colors
Case Material
Plastic, Aluminum
Case Material
Plastic, Aluminum, Wood, ABS
Keycaps Material
PBT
Keycaps Material
PBT
Dimensions
47 x 169 x 458 mm
Dimensions
41 x 377 x 126 mm
Weight
1350g
Weight
1090g
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8BitDo Retro 108 vs Keychron K4 HE Specs