Redragon PENUMBRA K687 vs Zuoya GMK81
Get the Redragon PENUMBRA K687 for knob.
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.
Redragon PENUMBRA K687
Zuoya GMK81
Connection
Wired
Wired, Bluetooth, 2.4 GHz
Case material
Aluminum
ABS, Aluminum
Knob
Yes
No
Display
None
Yes
Weight
1,500 g
870 g
- Redragon PENUMBRA K687
- Zuoya GMK81
- Performance
- 7967
- Build quality
- 7387
- Productivity
- 7191
- Customizability
- 6187
- Portability
- 6080
- Layout size: 75%
- Hot-swappable
- Mount style: Gasket Mount
- Sound dampening
Redragon PENUMBRA K687 vs Zuoya GMK81 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
12 of 22 specs differ
Redragon PENUMBRA K687
Zuoya GMK81
Switch options
Hot-swappable
Mount style
Sound dampening
Screw-in stabilizers
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
Battery
USB-C
Case material
Plate material
Weight
Dimensions
Backlight
VIA
N-key rollover
Mac & Windows
Released
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