Cidoo Nebula vs Keychron B31
Get the Cidoo Nebula for hot-swappable and the 3,000 mAh battery.
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3.4 (48)3.4 · 48 reviews
from$55at Mechkeys
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from$34at MK
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Which one should you get?
Get the
Cidoo Nebula
Hot-swappable
Build quality in the bottom 45% of 65% boards under $100.
- 65% layout. No function row and no numpad.
Get the
Keychron B31
Build quality in the bottom 15% 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.
Cidoo Nebula
Keychron B31
Layout size
65%
75%
Hot-swappable
Yes
No
Switch changes without soldering
Battery
3,000 mAh
800 mAh
A larger battery means fewer cables during the day
Case material
ABS
ABS, Plastic
Mount style
Gasket Mount
PCB Mount
- Cidoo Nebula
- Keychron B31
- Performance
- 4859
- Build quality
- 6252
- Productivity
- 7369
- Customizability
- 8546
- Portability
- 8878
- Connection: Bluetooth, 2.4 GHz, Wired
Cidoo Nebula vs Keychron B31 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
13 of 23 specs differ
Cidoo Nebula
Keychron B31
Switch options
Hot-swappable
Mount style
Layout size
Layout standard
Ergonomics
Knob
Display
Media keys
Connection
Max polling rate
Battery
USB-C
Case material
Keycaps
Weight
Dimensions
Typing angle
Backlight
VIA
N-key rollover
Mac & Windows
Released
Compare prices
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