Keychron K3 (V2) vs NuPhy Air75 V2
The Keychron K3 (V2) and the NuPhy Air75 V2 are close alternatives. The main differences: the Keychron K3 (V2) is the cheaper of the two at $85 versus $120; stock, the Keychron K3 (V2) sounds light clack and the NuPhy Air75 V2 crisp, poppy.
- Lower priceKeychron K3 (V2)$85 versus $120
- Easier to modNuPhy Air75 V2hot-swap sockets and QMK/VIA
- More ways to connectNuPhy Air75 V23 connection modes versus 2
- Bigger batteryNuPhy Air75 V24000 mAh versus 1550 mAh
4.2113 ratings· Amazon
Choose the Keychron K3 (V2) if
- you want to spend less ($85).
Choose the NuPhy Air75 V2 if
- you mainly want it for typing.
- you want QMK/VIA remapping.
Keychron K3 (V2) vs NuPhy Air75 V2, spec by spec
| Keychron K3 (V2) | NuPhy Air75 V2 | |
|---|---|---|
| Layout | 75% | 75% |
| Height | Low profile | Low profile |
| Connectivity | Bluetooth, Wired | Bluetooth, 2.4 GHz, Wired (stronger spec) |
| Hot-swap | Yes | Yes |
| Keycaps | ABS shine-through, low-profile | PBT dye-sub, nSA profile |
| Case | ABS plastic, aluminum top frame | aluminum top, ABS bottom |
| Mount | Tray | Gasket |
| Backlight | RGB | RGB |
| QMK / VIA | No | Yes (stronger spec) |
| Battery | 1550 mAh | 4000 mAh (stronger spec) |
| Typical price | $85 (stronger spec) | $120 |
| Sound (stock) | light clack | crisp, poppy |
| Released | 2021 | 2023 |
Highlighted rows are where the two differ; a check marks the objectively stronger spec (price, battery, modability). Feel and preference rows never get a check. Fields marked n/a are unpublished by the maker; we list only verifiable numbers.
Where they sit among all 509 boards we track
21% of the 509 boards tracked here cost less than the Keychron K3 (V2); 47% of the 509 boards tracked here cost less than the NuPhy Air75 V2.
4% of the 172 wireless boards tracked here carry a smaller battery than the Keychron K3 (V2); 34% of the 172 wireless boards tracked here carry a smaller battery than the NuPhy Air75 V2.
Where to buy the Keychron K3 (V2)
Where to buy the NuPhy Air75 V2
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Still torn? The keyboard finder ranks all 502 boards for your size, budget, and use case in five quick questions.
Comparing the brands more broadly? See NuPhy vs Keychron across their full lineups.