FE 21.3 Helios 88
FEReleased 2025
21.3 Helios 88
61/100
ANSIHot-swappableHall-effectQMK / VIAWired · USB-C
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Why we rate it
- Class-leading performance (83/100)
- Strong productivity (77/100)
- Hot-swappable switches
- First-class QMK / VIA firmware
- Build quality is the weak point (43/100)
- Wired only — no Bluetooth or 2.4 GHz
Score profile
Six weighted axes · the shape tells the storyWhere the 21.3 Helios 88 wins and loses
Full specification
Grouped · supported features marked in blueSpecifications
Layout
StandardANSI
ProfileNormal
ErgonomicsNormal
Volume knobYes
OLED / LCD screenYes
Switches & feel
Hot-swappableYes
Mount typeTop 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
Weight2400 g
More specs
Passthrough UsbYes
Head to head
Highlighted cell = better in that row21.3 Helios 88 vs WLMOUSE HUAN63 HE
21.3 Helios 88HUAN63 HE
| FE21.3 Helios 88This page | WLMOUSEHUAN63 HE | |
|---|---|---|
| Overall score | 61 /100 | 64 /100Better |
| Build quality | 43 /100 | 64 /100Better |
| Performance | 83 /100 | 84 /100Better |
| Connection | Wired only | Wired only |
| Polling rate | — | 8,000 Hz |
| Mount type | Top Mount | Gasket MountBetter |
| Case material | AluminumBetter | Magnesium |
| Hot-swappable | Yes | Yes |
| QMK / VIA | Yes | Yes |
