Keychron B31 vs PBTfans Athena 75
Get the PBTfans Athena 75 for hot-swappable.
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from$34at MK
90-day lowLowest price in 90 days
from$159at KBDfans
90-day lowLowest price in 90 days
Which one should you get?
Get the
Keychron B31
Build quality in the bottom 20% of 75% boards under $50.
- Switches are soldered. Swapping them means soldering.
- No ISO layout. ISO-DE, UK, and other ISO variants are not offered.
Get the
PBTfans Athena 75
Hot-swappable
Build quality in the top 15% of 75% boards under $200.
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
PBTfans Athena 75
Connection
Bluetooth, 2.4 GHz, Wired
Wired
Wireless for several devices and wired for lower latency
Hot-swappable
No
Yes
Switch changes without soldering
Ergonomics
Standard
Split Backspace
Case material
ABS, Plastic
Aluminum
Switch options
Clicky, Linear, Tactile
Clicky
- Keychron B31
- PBTfans Athena 75
- Performance
- 5970
- Build quality
- 5281
- Productivity
- 6976
- Customizability
- 4782
- Portability
- 7963
- Layout size: 75%
Keychron B31 vs PBTfans Athena 75 specs
Every tracked spec, side by side. Rows marked with a dot differ between the boards.
18 of 25 specs differ
Keychron B31
PBTfans Athena 75
Switch options
Hot-swappable
Mount style
Sound dampening
Layout size
Layout standard
Ergonomics
Display
Media keys
Connection
Max polling rate
Battery
USB-C
Case material
Plate material
Keycaps
Weight
Dimensions
Typing angle
Backlight
VIA
VIAL
N-key rollover
Mac & Windows
Released
ISO layouts by store
Which stores sell ISO-DE, UK, and the other regional layouts.
Keychron B31
No ISO layout at the stores we track.
PBTfans Athena 75
Listed on the product, not split by store: ISO.
Compare prices
Live prices from the stores we track, cheapest in-stock offer first.
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Lowest price across stores, Amazon excluded.
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