Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Akaso - Brave 8 | Insta360 - X4 |
|---|---|---|
| Max video | 4K60 | 8K |
| Stabilization | advanced | gimbal-class |
Between the Brave 8 and X4, the Brave 8 comes out ahead in several specs, while the X4 wins on max video / stabilization. Overall, the Brave 8 scores 66.6 and the X4 scores 76.4 on our Mars Score.
Which should you buy?
The X4 is the clear pick on raw spec strength, leading by 9.8 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.
The Brave 8 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 X4 if you care most about max video / stabilization. Its strongest claims are max video, stabilization. The single most decisive one: Max video: 8K (vs 4K60).
Both ship with comparable max 4k fps, waterproof depth, horizon lock, so those specs do not separate the two — focus on the differences below.
Bottom line: the X4 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: Akaso - Brave 8 or Insta360 - X4?
Insta360 - X4 leads the current Mars Score by 9.8 points.The more useful decision is the trade-off behind that result: compare max video against the way you will actually use the product.
Choose Akaso - Brave 8 if…
Akaso - Brave 8 does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose Insta360 - X4 if…
Insta360 - X4 has the measurable edge on max video, stabilization quality.
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 Akaso - Brave 8 wins
- No decisive advantages.
Why Insta360 - X4 wins
- ▲Max video: 8K (vs 4K60).
- ▲Stabilization: gimbal-class (vs advanced).
Spec comparison
Video
| Spec | Akaso - Brave 8 | Insta360 - X4 |
|---|---|---|
| Max video | 4K60 | 8Klead |
| Max 4K fps | 60 | 60 |
| HDRⓘ | false | truelead |
| Log profileⓘ | false | false |
Stabilization
| Spec | Akaso - Brave 8 | Insta360 - X4 |
|---|---|---|
| Horizon lock | true | true |
| Stabilization | advanced | gimbal-classlead |
Durability
| Spec | Akaso - Brave 8 | Insta360 - X4 |
|---|---|---|
| Waterproof depth | 10 m | 10 m |
| Weight | 120 glead | 203 g |
| Removable lens | false | false |