Kezewa Niu Niu KB 40
KezewaReleased 2026
Niu Niu KB 40
67/100
40% ANSIHot-swappableHall-effectQMK / VIAWired · USB-C
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Why we rate it
- Strong build quality (77/100)
- Strong customisability (69/100)
- Hot-swappable switches
- First-class QMK / VIA firmware
- Performance is the weak point (46/100)
- Wired only — no Bluetooth or 2.4 GHz
Score profile
Six weighted axes · the shape tells the storyWhere the Niu Niu KB 40 wins and loses
Full specification
Grouped · supported features marked in blueSpecifications
Layout
Layout size40
StandardANSI
ProfileNormal
ErgonomicsOrtholinear
Volume knobYes
OLED / LCD screenYes
Switches & feel
Hot-swappableYes
Mount typeGasket Mount
Screw-in stabilisersYes
Sound dampeningYes
Hall-effect / magneticYes
Rapid triggerYes
Connectivity & firmware
ConnectionWired only
USB-CYes
N-key rolloverYes
QMKYes
VIAYes
VIALYes
Mac & WindowsYes
Multi-media keysYes
Build
Case materialAluminum
BacklightYes
ColourwaysYes
Dimensions30
Weight1000 g
More specs
Height Mm30 mm
Passthrough UsbYes
Head to head
Highlighted cell = better in that rowNiu Niu KB 40 vs AULA Hero 68 HE
Niu Niu KB 40Hero 68 HE
| KezewaNiu Niu KB 40This page | AULAHero 68 HE | |
|---|---|---|
| Overall score | 67 /100 | 67 /100 |
| Build quality | 77 /100Better | 57 /100 |
| Performance | 46 /100 | 91 /100Better |
| Connection | Wired only | Wired only |
| Polling rate | — | 8,000 Hz |
| Mount type | Gasket MountBetter | — |
| Case material | Aluminum | Aluminum |
| Hot-swappable | Yes | Yes |
| QMK / VIA | Yes | Yes |
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