Between the GMMK 3 HE and PRO X TKL RAPID, the GMMK 3 HE comes out ahead in hot-swappable, while the PRO X TKL RAPID wins on size. Overall, the GMMK 3 HE scores 95 and the PRO X TKL RAPID scores 95 on our Mars Score.
Which should you buy?
These two are evenly matched on the broad strokes, with the decision sitting on which individual spec advantages weigh more for your use.
Pick the GMMK 3 HE if you care most about hot-swappable. The biggest gaps in its favor are hot-swappable.
Pick the PRO X TKL RAPID if you care most about size. Its strongest claims are size.
Both ship with comparable wireless, polling rate, rotary knob, so those specs don't separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.
Why Glorious - GMMK 3 HE wins
- ▲Has Hot-swappable.
Why Logitech - PRO X TKL RAPID wins
- ▲Size: TKL (vs 65%).
Spec comparison
Switches
| Spec | Glorious - GMMK 3 HE | Logitech - PRO X TKL RAPID |
|---|---|---|
| Switch type | Glorious Magnetic Hall-effect | GX Optical Linear Hall-effect |
| Hot-swappable | truelead | false |
Layout & Build
| Spec | Glorious - GMMK 3 HE | Logitech - PRO X TKL RAPID |
|---|---|---|
| Size | 65% | TKLlead |
| RGB | true | true |
| Rotary knob | false | false |
| Case material | Aluminum | Aluminum |
Connectivity
| Spec | Glorious - GMMK 3 HE | Logitech - PRO X TKL RAPID |
|---|---|---|
| Wireless | false | false |
| 2.4 GHz | false | false |
| Battery | 0 h | 0 h |
| Polling rate | 8000 Hz | 8000 Hz |
Spec-level deep dives
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