KAI Eden R2 vs Keychron B31
Get the KAI Eden R2 for hot-swappable.
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from$34at MK
90-day lowLowest price in 90 days
Which one should you get?
Get the
KAI Eden R2
Hot-swappable
Build quality in the top 20% of 60% boards at any price.
- Compact layout only. No function row, dedicated arrow keys, or numpad.
Get the
Keychron B31
Build quality in the bottom 20% of 75% boards under $50.
- Switches are soldered. Swapping them means soldering.
- No numpad.
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.
KAI Eden R2
Keychron B31
Layout size
60%
75%
Hot-swappable
Yes
No
Switch changes without soldering
Case material
Aluminum, Brass
ABS, Plastic
Mount style
Top Mount
PCB Mount
Weight
2,100 g
520 g
Heavier boards stay planted and lighter ones travel
- KAI Eden R2
- Keychron B31
- Performance
- 4359
- Build quality
- 7852
- Productivity
- 4569
- Customizability
- 5947
- Portability
- 7079
KAI Eden R2 vs Keychron B31 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
10 of 22 specs differ
KAI Eden R2
Keychron B31
Switch options
Hot-swappable
Mount style
Layout size
Layout standard
Ergonomics
Display
Media keys
Connection
Max polling rate
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Typing angle
Backlight
N-key rollover
Mac & Windows
Released
Compare prices
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