MMD KM21 Ultra vs Weikav Stars21 Numpad
Get the MMD KM21 Ultra for hot-swappable and the 980 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.
MMD KM21 Ultra
Weikav Stars21 Numpad
Hot-swappable
Yes
No
Battery
980 mAh
800 mAh
Mount style
Top Mount
Gasket Mount
Knob
Yes
No
Sound dampening
Yes
No
- MMD KM21 Ultra
- Weikav Stars21 Numpad
- Performance
- 6760
- Build quality
- 8279
- Productivity
- 8968
- Customizability
- 8976
- Portability
- 8683
- Layout size: Numpad
- Connection: Bluetooth, 2.4 GHz, Wired
- Case material: Aluminum
- QMK
- VIA
MMD KM21 Ultra vs Weikav Stars21 Numpad specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
6 of 20 specs differ
MMD KM21 Ultra
Weikav Stars21 Numpad
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
Battery
USB-C
Case material
Plate material
Weight
Dimensions
Backlight
QMK
VIA
Mac & Windows
Released
Compare prices
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