Coolkiller ROCOCO Numpad vs Yunzii AL21
Get the Yunzii AL21 for knob and n-key rollover.
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
Yunzii AL21
Case material
ABS
Aluminum
Knob
No
Yes
N-key rollover
No
Yes
Released
2024
2026
USB-C
No
Yes
- Coolkiller ROCOCO Numpad
- Yunzii AL21
- Performance
- 5776
- Build quality
- 6277
- Productivity
- 6184
- Customizability
- 6375
- Portability
- 8388
- Layout size: Numpad
- Connection: Bluetooth, 2.4 GHz, Wired
- Hot-swappable
- Mount style: Gasket Mount
- Sound dampening
Coolkiller ROCOCO Numpad vs Yunzii AL21 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
5 of 20 specs differ
Coolkiller ROCOCO Numpad
Yunzii AL21
Switch options
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
Battery
USB-C
Case material
Keycaps
Weight
Dimensions
Backlight
N-key rollover
Mac & Windows
Released
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