Coolkiller ROCOCO Numpad vs MMD KM21 Ultra
Get the MMD KM21 Ultra for knob and qmk.
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 ROCOCO Numpad
MMD KM21 Ultra
Case material
ABS
Aluminum
Mount style
Gasket Mount
Top Mount
Knob
No
Yes
QMK
No
Yes
VIA
No
Yes
- Coolkiller ROCOCO Numpad
- MMD KM21 Ultra
- Performance
- 5767
- Build quality
- 6282
- Productivity
- 6189
- Customizability
- 6389
- Portability
- 8386
- Layout size: Numpad
- Connection: Bluetooth, 2.4 GHz, Wired
- Hot-swappable
- Sound dampening
Coolkiller ROCOCO Numpad vs MMD KM21 Ultra specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
8 of 18 specs differ
Coolkiller ROCOCO Numpad
MMD KM21 Ultra
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
Battery
USB-C
Case material
Plate material
Backlight
QMK
VIA
Mac & Windows
Released
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