Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Glorious - GMMK 3 HE | Razer - BlackWidow V4 Pro |
|---|---|---|
| Hot-swappable | true | false |
| Rotary knob | false | true |
| Size | 65% | Full |
Between the GMMK 3 HE and BlackWidow V4 Pro, the GMMK 3 HE comes out ahead in hot-swappable, while the BlackWidow V4 Pro wins on rotary knob / size. Overall, the GMMK 3 HE scores 79.3 and the BlackWidow V4 Pro scores 73.9 on our Mars Score.
Which should you buy?
The GMMK 3 HE edges ahead on the Mars Score (79.3 vs 73.9), but the 5.4-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the GMMK 3 HE if you care most about hot-swappable. The biggest gaps in its favor are hot-swappable. The single most decisive one: Has Hot-swappable.
Pick the BlackWidow V4 Pro if you care most about rotary knob / size. Its strongest claims are rotary knob, size. The single most decisive one: Has Rotary knob.
Both ship with comparable wireless, polling rate, so those specs do not separate the two — focus on the differences below.
Bottom line: the GMMK 3 HE is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Which should you buy: Glorious - GMMK 3 HE or Razer - BlackWidow V4 Pro?
Glorious - GMMK 3 HE leads the current Mars Score by 5.4 points.The more useful decision is the trade-off behind that result: compare size, hot-swappable against the way you will actually use the product.
Choose Glorious - GMMK 3 HE if…
Glorious - GMMK 3 HE has the measurable edge on is hot swap.
Choose Razer - BlackWidow V4 Pro if…
Razer - BlackWidow V4 Pro has the measurable edge on has knob, size.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why Glorious - GMMK 3 HE wins
- ▲Has Hot-swappable.
Why Razer - BlackWidow V4 Pro wins
- ▲Has Rotary knob.
- ▲Size: Full (vs 65%).
Spec comparison
Switches
| Spec | Glorious - GMMK 3 HE | Razer - BlackWidow V4 Pro |
|---|---|---|
| Switch type | Glorious Magnetic Hall-effect | Razer Green |
| Hot-swappable | truelead | false |
Layout & Build
| Spec | Glorious - GMMK 3 HE | Razer - BlackWidow V4 Pro |
|---|---|---|
| Size | 65% | Fulllead |
| RGB | true | true |
| Rotary knob | false | truelead |
| Case material | Aluminum | Aluminum |
Connectivity
| Spec | Glorious - GMMK 3 HE | Razer - BlackWidow V4 Pro |
|---|---|---|
| Wireless | false | false |
| 2.4 GHz | false | false |
| Battery | 0 h | 0 h |
| Polling rate | 8000 Hz | 8000 Hz |