Redragon CASTOR K631 Pro vs PromoType Arterlier Lin Curve Pack
Get the Redragon CASTOR K631 Pro for hot-swappable 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.
Redragon CASTOR K631 Pro
PromoType Arterlier Lin Curve Pack
Layout size
65%
40%
Hot-swappable
Yes
No
Keycaps
ABS
PC
Backlight
RGB
None
N-key rollover
Yes
No
- Redragon CASTOR K631 Pro
- PromoType Arterlier Lin Curve Pack
- Performance
- 7243
- Build quality
- 5742
- Productivity
- 5440
- Customizability
- 5840
- Portability
- 8561
Redragon CASTOR K631 Pro vs PromoType Arterlier Lin Curve Pack specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
6 of 17 specs differ
Redragon CASTOR K631 Pro
PromoType Arterlier Lin Curve Pack
Switch options
Hot-swappable
Mount style
Layout size
Layout standard
Ergonomics
Display
Connection
Battery
USB-C
Case material
Keycaps
Weight
Dimensions
Backlight
N-key rollover
Released
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