Dygma Sonsei vs Jamesdonkey RS2 4.0
Get the Jamesdonkey RS2 4.0 for the 4,000 mAh battery and 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.
Dygma Sonsei
Jamesdonkey RS2 4.0
Connection
Bluetooth, Wired
Bluetooth, 2.4 GHz, Wired
Battery
2,000 mAh
4,000 mAh
Knob
No
Yes
Weight
393 g
1,150 g
QMK
No
Yes
- Dygma Sonsei
- Jamesdonkey RS2 4.0
- Performance
- 7258
- Build quality
- 4771
- Productivity
- 6493
- Customizability
- 6482
- Portability
- 5653
- Hot-swappable
- Switch options: Linear
- Keycaps: PBT
Dygma Sonsei vs Jamesdonkey RS2 4.0 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
10 of 23 specs differ
Dygma Sonsei
Jamesdonkey RS2 4.0
Switch options
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Knob
Display
Media keys
Connection
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Backlight
QMK
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.