Coolkiller PolarBear vs MelGeek O2
Get the Coolkiller PolarBear for hot-swappable. Get the MelGeek O2 for the 2,500 mAh battery.
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.
Coolkiller PolarBear
MelGeek O2
Connection
Wired, Wireless
Bluetooth, 2.4 GHz, Wired
Hot-swappable
Yes
No
Battery
1,500 mAh
2,500 mAh
Case material
Plastic
ABS, Aluminum, Polycarbonate
Weight
296 g
650 g
- Coolkiller PolarBear
- MelGeek O2
- Performance
- 6054
- Build quality
- 6165
- Productivity
- 7254
- Customizability
- 5551
- Portability
- 8783
- Layout size: Numpad
- Mount style: Gasket Mount
- Sound dampening
- Keycaps: PBT
Coolkiller PolarBear vs MelGeek O2 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
10 of 22 specs differ
Coolkiller PolarBear
MelGeek O2
Switch options
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Display
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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