Between the GO 3S and HDR-AS300, the GO 3S comes out ahead in horizon lock, while the HDR-AS300 wins on waterproof depth and max 4k fps. Overall, the GO 3S scores 35 and the HDR-AS300 scores 58.6 on our Mars Score.
Which should you buy?
The HDR-AS300 is the clear pick on raw spec strength, leading by 23.6 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 GO 3S if you care most about horizon lock. The biggest gaps in its favor are horizon lock.
Pick the HDR-AS300 if you care most about waterproof depth and max 4k fps. Its strongest claims are waterproof depth, max 4k fps, max video.
Both ship with comparable stabilization, so those specs don't separate the two — focus on the differences below.
Bottom line: the HDR-AS300 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Insta360 - GO 3S wins
- ▲Has Horizon lock.
Why Sony - HDR-AS300 wins
- ▲Waterproof depth — 500.00% more. 60 m vs 10 m.
- ▲Max 4K fps — 100.00% more. 60 vs 30.
- ▲Max video: 4K60 (vs 4K30).
Spec comparison
Video
| Spec | Insta360 - GO 3S | Sony - HDR-AS300 |
|---|---|---|
| Max video | 4K30 | 4K60lead |
| Max 4K fps | 30 | 60lead |
| HDRⓘ | false | false |
| Log profileⓘ | false | false |
Stabilization
| Spec | Insta360 - GO 3S | Sony - HDR-AS300 |
|---|---|---|
| Horizon lock | truelead | false |
| Stabilization | advanced | advanced |
Durability
| Spec | Insta360 - GO 3S | Sony - HDR-AS300 |
|---|---|---|
| Waterproof depth | 10 m | 60 mlead |
| Weight | 39 glead | 109 g |
| Removable lens | truelead | false |
Frequently asked
Spec-level deep dives
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