8BitDo Retro87 vs Keychron J4 QMK
Get the 8BitDo Retro87 for knob. Get the Keychron J4 QMK for qmk and sound dampening.
The differences that matter
Skip the 40-row spec sheet. These are the specs that change how each board feels, sounds, and fits your desk.
8BitDo Retro87
Keychron J4 QMK
Case material
Aluminum, Plastic
ABS
Knob
Yes
No
Weight
1,100 g
870 g
QMK
No
Yes
Sound dampening
No
Yes
- 8BitDo Retro87
- Keychron J4 QMK
- Performance
- 6379
- Build quality
- 5361
- Productivity
- 7384
- Customizability
- 6874
- Portability
- 7673
- Layout size: 80%
- Connection: Bluetooth, 2.4 GHz, Wired
- Hot-swappable
- Battery: 4,000 mAh
- Max polling rate: 1,000 Hz
8BitDo Retro87 vs Keychron J4 QMK specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
10 of 24 specs differ
8BitDo Retro87
Keychron J4 QMK
Switch options
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
Max polling rate
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Typing angle
Backlight
QMK
N-key rollover
Mac & Windows
Released
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