Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | DJI - Osmo Action 5 Pro | Sony - RX0 II |
|---|---|---|
| Max 4K fps | 120 | 30 |
| Waterproof depth | 20 m | 10 m |
| Horizon lock | true | false |
| Max video | 4K120 | 4K30 |
| Stabilization | gimbal-class | advanced |
Between the Osmo Action 5 Pro and RX0 II, the Osmo Action 5 Pro comes out ahead in max 4k fps / waterproof depth, while the RX0 II wins on several specs. Overall, the Osmo Action 5 Pro scores 81 and the RX0 II scores 50.6 on our Mars Score.
Which should you buy?
The Osmo Action 5 Pro is the clear pick on raw spec strength, leading by 30.4 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 Osmo Action 5 Pro if you care most about max 4k fps / waterproof depth. The biggest gaps in its favor are max 4k fps, waterproof depth, horizon lock, among others. The single most decisive one: Max 4K fps — 300.00% more. 120 vs 30.
The RX0 II similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.
Bottom line: the Osmo Action 5 Pro 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: DJI - Osmo Action 5 Pro or Sony - RX0 II?
DJI - Osmo Action 5 Pro leads the current Mars Score by 30.4 points.The more useful decision is the trade-off behind that result: compare max video, max 4k fps, waterproof depth against the way you will actually use the product.
Choose DJI - Osmo Action 5 Pro if…
DJI - Osmo Action 5 Pro has the measurable edge on max fps 4k, water depth m, has horizon lock.
Choose Sony - RX0 II if…
Sony - RX0 II does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
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 DJI - Osmo Action 5 Pro wins
- ▲Max 4K fps — 300.00% more. 120 vs 30.
- ▲Waterproof depth — 100.00% more. 20 m vs 10 m.
- ▲Has Horizon lock.
- ▲Max video: 4K120 (vs 4K30).
- ▲Stabilization: gimbal-class (vs advanced).
Why Sony - RX0 II wins
- No decisive advantages.
Spec comparison
Video
| Spec | DJI - Osmo Action 5 Pro | Sony - RX0 II |
|---|---|---|
| Max video | 4K120lead | 4K30 |
| Max 4K fps | 120lead | 30 |
| HDRⓘ | true | true |
| Log profileⓘ | true | true |
Stabilization
| Spec | DJI - Osmo Action 5 Pro | Sony - RX0 II |
|---|---|---|
| Horizon lock | truelead | false |
| Stabilization | gimbal-classlead | advanced |
Durability
| Spec | DJI - Osmo Action 5 Pro | Sony - RX0 II |
|---|---|---|
| Waterproof depth | 20 mlead | 10 m |
| Weight | 146 g | 132 glead |
| Removable lens | false | false |