Machenike K500F B81 vs Redragon PENUMBRA K687
Get the Redragon PENUMBRA K687 for knob and sound dampening.
KeebFinder may earn a commission when you buy through these links, at no extra cost to you.
Which one should you get?
Get the
Machenike K500F B81
Build quality in the bottom 40% of 75% boards under $100.
- North-facing LEDs. Cherry-profile keycaps can hit the switch housing.
Get the
Redragon PENUMBRA K687
Knob
Build quality in the top 35% of 75% boards under $100.
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.
Machenike K500F B81
Redragon PENUMBRA K687
Case material
Plastic
Aluminum
Switch options
Linear, Tactile
Linear
Knob
No
Yes
Sound dampening
No
Yes
Backlight
RGB, north-facing
RGB
RGB for looks and low light rather than speed
- Machenike K500F B81
- Redragon PENUMBRA K687
- Performance
- 7679
- Build quality
- 5873
- Productivity
- 6771
- Customizability
- 6261
- Portability
- 6560
- Layout size: 75%
- Connection: Wired
- Hot-swappable
- Mount style: Gasket Mount
Machenike K500F B81 vs Redragon PENUMBRA K687 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
7 of 19 specs differ
Machenike K500F B81
Redragon PENUMBRA K687
Switch options
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Knob
Display
Connection
USB-C
Case material
Keycaps
Weight
Dimensions
Backlight
N-key rollover
Mac & Windows
Released
Compare prices
Live prices from the stores we track, cheapest in-stock offer first.
Prices in USD are converted to your currency and can change at any time. KeebFinder may earn a commission when you buy through these links, at no extra cost to you.
Lowest price across stores, Amazon excluded.
- Check on Amazon
Amazon
Check price
Not sold on either?
Still torn?
Answer a few quick questions and the keyboard finder ranks 2,000+ boards by how you will actually use yours.













