Keychron Q0 Plus vs MMD KM21 Ultra
Get the Keychron Q0 Plus for screw-in stabilizers.
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.
Keychron Q0 Plus
MMD KM21 Ultra
Connection
Wired
Bluetooth, 2.4 GHz, Wired
Mount style
Gasket Mount
Top Mount
Plate material
Steel
Plastic
Screw-in stabilizers
Yes
No
Backlight
RGB, south-facing
RGB
- Keychron Q0 Plus
- MMD KM21 Ultra
- Performance
- 6967
- Build quality
- 8982
- Productivity
- 8889
- Customizability
- 9489
- Portability
- 6986
- Layout size: Numpad
- Hot-swappable
- Case material: Aluminum
- Knob
- QMK
- VIA
What owners say
Ratings and quotes collected from verified store reviews, including the critical ones.
Keychron Q0 Plus
1 owner reviews
“I needed a new number-pad, so the obvious choice was to get the Q0plus to sit next to my existing Q10. I was expecting the some colors, but was not available. I was also expecting that the metal frame would have the same height and angle. But the Q0 is lower…”
MMD KM21 Ultra
No owner reviews collected yet.
Keychron Q0 Plus vs MMD KM21 Ultra specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
7 of 25 specs differ
Keychron Q0 Plus
MMD KM21 Ultra
Switch options
Hot-swappable
Mount style
Sound dampening
Screw-in stabilizers
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
Max polling rate
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Typing angle
Backlight
QMK
VIA
Mac & Windows
Released
Compare prices
Live prices from the stores we track, cheapest in-stock offer first.
Lowest price across stores, Amazon excluded.
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