Yunzii IF99
YunziiReleased 2025
IF99
86/100
95% ANSI1,000 Hz pollingHot-swappableHall-effectQMK / VIARGB backlight
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Why we rate it
- Class-leading customisability (90/100)
- Class-leading productivity (89/100)
- 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 IF99 wins and loses
Full specification
Grouped · supported features marked in blueSpecifications
Layout
Layout size95
StandardANSI
ProfileNormal
ErgonomicsNormal
Volume knobYes
OLED / LCD screenYes
Switches & feel
Switch typesLinear
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
Battery8000 mAh
N-key rolloverYes
QMKYes
VIAYes
VIALYes
Mac & WindowsYes
Multi-media keysYes
Build
Keycap materialPBT
BacklightRGB · South-Face
ColourwaysYes
Dimensions46
Weight1239 g
More specs
Height Mm46 mm
Passthrough UsbYes
Head to head
Highlighted cell = better in that rowIF99 vs Keychron Keychron K1 Max
IF99Keychron K1 Max
| YunziiIF99This page | KeychronKeychron K1 Max | |
|---|---|---|
| Overall score | 86 /100Better | 85 /100 |
| Build quality | 80 /100Better | 80 /100 |
| Performance | 82 /100Better | 81 /100 |
| Connection | Wireless + wired | Wireless + wired |
| Polling rate | 1,000 Hz | 1,000 Hz |
| Mount type | Gasket MountBetter | PCB Mount |
| Case material | — | ABS · Aluminum · PlasticBetter |
| Hot-swappable | Yes | Yes |
| QMK / VIA | Yes | Yes |
