Between the GMMK 3 Pro and PRO X TKL RAPID, the GMMK 3 Pro comes out ahead in hot-swappable / rotary knob, while the PRO X TKL RAPID wins on size. Overall, the GMMK 3 Pro 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; the decision sits on which individual spec advantages weigh more for your use.
Pick the GMMK 3 Pro if you care most about hot-swappable / rotary knob. The biggest gaps in its favor are hot-swappable, rotary knob, wireless.
Pick the PRO X TKL RAPID if you care most about size. Its strongest claims are size.
Both ship with comparable polling rate, so those specs do not 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 says both are well-rounded; the differences are about trade-offs, not quality.
Why Glorious - GMMK 3 Pro wins
- ▲Has Hot-swappable.
- ▲Has Rotary knob.
- ▲Wireless: true (vs false).
Why Logitech - PRO X TKL RAPID wins
- ▲Size: TKL (vs 75%).
Spec comparison
Switches
| Spec | Glorious - GMMK 3 Pro | Logitech - PRO X TKL RAPID |
|---|---|---|
| Switch type | Glorious Fox | GX Optical Linear Hall-effect |
| Hot-swappable | truelead | false |
Layout & Build
| Spec | Glorious - GMMK 3 Pro | Logitech - PRO X TKL RAPID |
|---|---|---|
| Size | 75% | TKLlead |
| RGB | true | true |
| Rotary knob | truelead | false |
| Case material | Aluminum | Aluminum |
Connectivity
| Spec | Glorious - GMMK 3 Pro | Logitech - PRO X TKL RAPID |
|---|---|---|
| Wireless | truelead | false |
| 2.4 GHz | truelead | false |
| Battery | 150 hlead | 0 h |
| Polling rate | 8000 Hz | 8000 Hz |
Spec-level deep dives
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