Between the Lumix S5 II and α1 II, the Lumix S5 II comes out ahead in weight / af points, while the α1 II wins on megapixels / max video. Overall, the Lumix S5 II scores 46 and the α1 II scores 64.4 on our Mars Score.
Which should you buy?
The α1 II is the clear pick on raw spec strength, leading by 18.4 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 Lumix S5 II if you carry the device everywhere and weight or thickness has been the deciding factor before. The biggest gaps in its favor are weight, af points.
Pick the α1 II if you care most about megapixels / max video. Its strongest claims are megapixels, max video.
Both ship with comparable sensor size, in-body stabilization, log profile, so those specs do not separate the two — focus on the differences below.
Bottom line: the α1 II is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Panasonic - Lumix S5 II wins
- ▲Weight — 3.00 g less. 740 vs 743.
- ▲AF points — 2.64% more. 779 vs 759.
Why Sony - α1 II wins
- ▲Megapixels — 108.33% more. 50 MP vs 24 MP.
- ▲Max video: 8K (vs 6K).
Spec comparison
Sensor
| Spec | Panasonic - Lumix S5 II | Sony - α1 II |
|---|---|---|
| Sensor sizeⓘ | Full Frame | Full Frame |
| Megapixels | 24 MP | 50 MPlead |
| Max ISO | 51200 | 102400lead |
Video
| Spec | Panasonic - Lumix S5 II | Sony - α1 II |
|---|---|---|
| Max video | 6K | 8Klead |
| RAW video | false | truelead |
| Log profileⓘ | true | true |
Autofocus
| Spec | Panasonic - Lumix S5 II | Sony - α1 II |
|---|---|---|
| AF pointsⓘ | 779lead | 759 |
| Eye AFⓘ | true | true |
| In-body stabilizationⓘ | true | true |
Body & Controls
| Spec | Panasonic - Lumix S5 II | Sony - α1 II |
|---|---|---|
| Weight | 740 glead | 743 g |
| Weather sealedⓘ | true | true |
| Dual card slotsⓘ | true | true |
Spec-level deep dives
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