Keychron B31 vs PromoType Arterlier Lin Curve Pack
Get the Keychron B31 for media keys and n-key rollover.
![[Pre Order] PromoType x Arterlier Lin Curve Pack Artisan Keycaps for KBA50](https://cdn.shopify.com/s/files/1/1674/0405/files/coated_grey.jpg?v=1782797873&width=3840&quality=75)
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 B31
PromoType Arterlier Lin Curve Pack
Layout size
75%
40%
Keycaps
ABS
PC
Media keys
Yes
No
N-key rollover
Yes
No
Mac & Windows
Yes
No
- Keychron B31
- PromoType Arterlier Lin Curve Pack
- Performance
- 5943
- Build quality
- 5242
- Productivity
- 6940
- Customizability
- 4740
- Portability
- 7961
Keychron B31 vs PromoType Arterlier Lin Curve Pack specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
6 of 20 specs differ
Keychron B31
PromoType Arterlier Lin Curve Pack
Switch options
Mount style
Layout size
Layout standard
Ergonomics
Display
Media keys
Connection
Max polling rate
Battery
USB-C
Case material
Keycaps
Weight
Dimensions
Typing angle
Backlight
N-key rollover
Mac & Windows
Released
Compare prices
Live prices from the stores we track, cheapest in-stock offer first.
Lowest price across stores, Amazon excluded.
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.
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.