Between the Ace Pro 2 and HDR-AS300, the Ace Pro 2 comes out ahead in max 4k fps and horizon lock, while the HDR-AS300 wins on waterproof depth. Overall, the Ace Pro 2 scores 95 and the HDR-AS300 scores 58.6 on our Mars Score.
Which should you buy?
The Ace Pro 2 is the clear pick on raw spec strength, leading by 36.4 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 Ace Pro 2 if you care most about max 4k fps and horizon lock. The biggest gaps in its favor are max 4k fps, horizon lock, max video, among others.
Pick the HDR-AS300 if you care most about waterproof depth. Its strongest claims are waterproof depth.
There are no meaningful ties on the headline specs — every popular-comparison metric has a winner.
Bottom line: the Ace Pro 2 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Insta360 - Ace Pro 2 wins
- ▲Max 4K fps — 100.00% more. 120 vs 60.
- ▲Has Horizon lock.
- ▲Max video: 8K (vs 4K60).
- ▲Stabilization: gimbal-class (vs advanced).
Why Sony - HDR-AS300 wins
- ▲Waterproof depth — 400.00% more. 60 m vs 12 m.
Spec comparison
Video
| Spec | Insta360 - Ace Pro 2 | Sony - HDR-AS300 |
|---|---|---|
| Max video | 8Klead | 4K60 |
| Max 4K fps | 120lead | 60 |
| HDRⓘ | truelead | false |
| Log profileⓘ | truelead | false |
Stabilization
| Spec | Insta360 - Ace Pro 2 | Sony - HDR-AS300 |
|---|---|---|
| Horizon lock | truelead | false |
| Stabilization | gimbal-classlead | advanced |
Durability
| Spec | Insta360 - Ace Pro 2 | Sony - HDR-AS300 |
|---|---|---|
| Waterproof depth | 12 m | 60 mlead |
| Weight | 180 g | 109 glead |
| Removable lens | truelead | false |
Spec-level deep dives
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