MelGeek O2
MelGeekReleased 2025
O2
93/100
Numpad ANSI1,000 Hz pollingHot-swappableHall-effectQMK / VIARGB backlight
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Why we rate it
- Class-leading productivity (95/100)
- Class-leading customisability (93/100)
- Hot-swappable switches
- First-class QMK / VIA firmware
- Few standout weaknesses for the class
Score profile
Six weighted axes · the shape tells the storyWhere the O2 wins and loses
Full specification
Grouped · supported features marked in blueSpecifications
Layout
Layout sizeNumpad
StandardANSI
ProfileNormal
ErgonomicsNormal
Volume knobYes
OLED / LCD screenYes
Switches & feel
Hot-swappableYes
Mount typeGasket Mount
Screw-in stabilisersYes
Sound dampeningYes
Hall-effect / magneticYes
Rapid triggerYes
Connectivity & firmware
ConnectionWireless + wired
USB-CYes
Polling rate1,000 Hz
Battery2500 mAh
N-key rolloverYes
QMKYes
VIAYes
VIALYes
Mac & WindowsYes
Multi-media keysYes
Build
Case materialAluminum · Polycarbonate · ABS
Keycap materialPBT
BacklightRGB · North-Face
ColourwaysYes
Dimensions135
Weight650 g
More specs
Height Mm135 mm
Passthrough UsbYes
Head to head
Highlighted cell = better in that rowO2 vs Corsair K70 Pro Mini Wireless White
O2K70 Pro Mini Wireless White
| MelGeekO2This page | CorsairK70 Pro Mini Wireless White | |
|---|---|---|
| Overall score | 93 /100 | 93 /100 |
| Build quality | 90 /100Better | 89 /100 |
| Performance | 85 /100Better | 74 /100 |
| Connection | Wireless + wired | Wireless |
| Polling rate | 1,000 Hz | — |
| Mount type | Gasket MountBetter | — |
| Case material | Aluminum · Polycarbonate · ABSBetter | — |
| Hot-swappable | Yes | Yes |
| QMK / VIA | Yes | Yes |
