Keychron K4 Max
KeychronReleased 2025
K4 Max
87/100
96% ISO1,000 Hz pollingHot-swappableHall-effectQMK / VIARGB backlight
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Why we rate it
- Class-leading customisability (93/100)
- Class-leading productivity (89/100)
- Hot-swappable switches
- First-class QMK / VIA firmware
- Portability is the weak point (51/100)
- ABS case rather than metal
Score profile
Six weighted axes · the shape tells the storyWhere the K4 Max wins and loses
Full specification
Grouped · supported features marked in blueSpecifications
Layout
Layout size96
StandardISO · ANSI
ProfileNormal
ErgonomicsNormal
Volume knobYes
OLED / LCD screenYes
Switches & feel
Switch typesLinear · Tactile · Clicky
Hot-swappableYes
Mount typePCB Mount
Screw-in stabilisersYes
Sound dampeningYes
Hall-effect / magneticYes
Rapid triggerYes
Connectivity & firmware
ConnectionWireless + wired
USB-CYes
Polling rate1,000 Hz
Battery4000 mAh
N-key rolloverYes
QMKYes
VIAYes
VIALYes
Mac & WindowsYes
Multi-media keysYes
Build
Case materialABS
Keycap materialPBT
BacklightRGB · South-Face · White · White South-Face
ColourwaysYes
Dimensions31
Weight1290 g
More specs
Height Mm31 mm
Passthrough UsbYes
Head to head
Highlighted cell = better in that rowK4 Max vs Varmilo MA Series V2 Yakumo White TKL
K4 MaxMA Series V2 Yakumo White TKL
| KeychronK4 MaxThis page | VarmiloMA Series V2 Yakumo White TKL | |
|---|---|---|
| Overall score | 87 /100 | 88 /100Better |
| Build quality | 80 /100Better | 74 /100 |
| Performance | 82 /100Better | 75 /100 |
| Connection | Wireless + wiredBetter | Wired only |
| Polling rate | 1,000 Hz | — |
| Mount type | PCB MountBetter | Plate Mount |
| Case material | ABS | Wood · Plastic |
| Hot-swappable | Yes | Yes |
| QMK / VIA | Yes | Yes |
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