Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Canon - EOS R1 | Fujifilm - GFX 100 II |
|---|---|---|
| Megapixels | 24 MP | 102 MP |
| AF points | 1053 | 425 |
| Weight | 1115 g | 1030 g |
| Sensor size | Full Frame | Medium Format |
| Max video | 6K | 8K |
Between the EOS R1 and GFX 100 II, the EOS R1 comes out ahead in af points, while the GFX 100 II wins on megapixels / weight. Overall, the EOS R1 scores 73.5 and the GFX 100 II scores 81.7 on our Mars Score.
Which should you buy?
The GFX 100 II is the clear pick on raw spec strength, leading by 8.2 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the EOS R1 if you care most about af points. The biggest gaps in its favor are af points. The single most decisive one: AF points — 147.76% more. 1053 vs 425.
Pick the GFX 100 II if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are megapixels, weight, sensor size, among others. The single most decisive one: Megapixels — 325.00% more. 102 MP vs 24 MP.
Both ship with comparable in-body stabilization, log profile, so those specs do not separate the two — focus on the differences below.
Bottom line: the GFX 100 II 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: Canon - EOS R1 or Fujifilm - GFX 100 II?
Fujifilm - GFX 100 II leads the current Mars Score by 8.2 points.The more useful decision is the trade-off behind that result: compare megapixels, sensor size, max video, weight against the way you will actually use the product.
Choose Canon - EOS R1 if…
Canon - EOS R1 has the measurable edge on af points.
Choose Fujifilm - GFX 100 II if…
Fujifilm - GFX 100 II has the measurable edge on megapixels, weight g, sensor 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 Canon - EOS R1 wins
- ▲AF points — 147.76% more. 1053 vs 425.
Why Fujifilm - GFX 100 II wins
- ▲Megapixels — 325.00% more. 102 MP vs 24 MP.
- ▲Weight — 85.00 g less. 1030 vs 1115.
- ▲Sensor size: Medium Format (vs Full Frame).
- ▲Max video: 8K (vs 6K).
Spec comparison
Sensor
| Spec | Canon - EOS R1 | Fujifilm - GFX 100 II |
|---|---|---|
| Sensor sizeⓘ | Full Frame | Medium Formatlead |
| Megapixels | 24 MP | 102 MPlead |
| Max ISO | 204800lead | 12800 |
Video
| Spec | Canon - EOS R1 | Fujifilm - GFX 100 II |
|---|---|---|
| Max video | 6K | 8Klead |
| RAW video | true | true |
| Log profileⓘ | true | true |
Autofocus
| Spec | Canon - EOS R1 | Fujifilm - GFX 100 II |
|---|---|---|
| AF pointsⓘ | 1053lead | 425 |
| Eye AFⓘ | true | true |
| In-body stabilizationⓘ | true | true |
Body & Controls
| Spec | Canon - EOS R1 | Fujifilm - GFX 100 II |
|---|---|---|
| Weight | 1115 g | 1030 glead |
| Weather sealedⓘ | true | true |
| Dual card slotsⓘ | true | true |