Between the Z f and α7 IV, the Z f comes out ahead in several specs, while the α7 IV wins on af points and weight. Overall, the Z f scores 46 and the α7 IV scores 52.8 on our Mars Score.
Which should you buy?
The α7 IV edges ahead on the Mars Score (46 vs 52.8), but the 6.8-point gap is small enough that the right pick comes down to which spec advantages matter to you.
The Z f doesn't pull ahead on any single popular-comparison spec — its strengths sit in the spec table groups rather than the headline advantages.
Pick the α7 IV if you carry the device everywhere and weight or thickness has been the deciding factor before. Its strongest claims are af points, weight, megapixels.
Both ship with comparable sensor size, max video, in-body stabilization, so those specs don't separate the two — focus on the differences below.
Bottom line: the α7 IV is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Nikon - Z f wins
- No decisive advantages.
Why Sony - α7 IV wins
- ▲AF points — 153.85% more. 759 vs 299.
- ▲Weight — 52.00 g less. 658 vs 710.
- ▲Megapixels — 37.50% more. 33 MP vs 24 MP.
Spec comparison
Sensor
| Spec | Nikon - Z f | Sony - α7 IV |
|---|---|---|
| Sensor sizeⓘ | Full Frame | Full Frame |
| Megapixels | 24 MP | 33 MPlead |
| Max ISO | 64000lead | 51200 |
Video
| Spec | Nikon - Z f | Sony - α7 IV |
|---|---|---|
| Max video | 4K60 | 4K60 |
| RAW video | false | false |
| Log profileⓘ | true | true |
Autofocus
| Spec | Nikon - Z f | Sony - α7 IV |
|---|---|---|
| AF pointsⓘ | 299 | 759lead |
| Eye AFⓘ | true | true |
| In-body stabilizationⓘ | true | true |
Body & Controls
| Spec | Nikon - Z f | Sony - α7 IV |
|---|---|---|
| Weight | 710 g | 658 glead |
| Weather sealedⓘ | true | true |
| Dual card slotsⓘ | false | truelead |
Frequently asked
Spec-level deep dives
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