Between the Osmo Pocket 3 and Osmo Action 4, the Osmo Pocket 3 comes out ahead in several specs, while the Osmo Action 4 wins on waterproof depth. Overall, the Osmo Pocket 3 scores 95 and the Osmo Action 4 scores 95 on our Mars Score.
Which should you buy?
These two are evenly matched on the broad strokes; the decision sits on which individual spec advantages weigh more for your use.
The Osmo Pocket 3 does not pull ahead on any single popular-comparison spec — its strengths sit in the spec-table groups rather than the headline advantages.
Pick the Osmo Action 4 if you care most about waterproof depth. Its strongest claims are waterproof depth.
Both ship with comparable max video, max 4k fps, stabilization, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Why DJI - Osmo Pocket 3 wins
- No decisive advantages.
Why DJI - Osmo Action 4 wins
- ▲Waterproof depth: 18 m vs 0 m.
Spec comparison
Video
| Spec | DJI - Osmo Pocket 3 | DJI - Osmo Action 4 |
|---|---|---|
| Max video | 4K120 | 4K120 |
| Max 4K fps | 120 | 120 |
| HDRⓘ | true | true |
| Log profileⓘ | true | true |
Stabilization
| Spec | DJI - Osmo Pocket 3 | DJI - Osmo Action 4 |
|---|---|---|
| Horizon lock | true | true |
| Stabilization | gimbal-class | gimbal-class |
Durability
| Spec | DJI - Osmo Pocket 3 | DJI - Osmo Action 4 |
|---|---|---|
| Waterproof depth | 0 m | 18 mlead |
| Weight | 179 g | 145 glead |
| Removable lens | false | false |
Spec-level deep dives
More from the same brands
vsMars is reader-supported. When you buy through links on our site, we may earn an affiliate commission at no extra cost to you. Learn more.