Between the Nebula Cosmos Laser 4K and PX3-Pro, the Nebula Cosmos Laser 4K comes out ahead in several specs, while the PX3-Pro wins on brightness and short-throw. Overall, the Nebula Cosmos Laser 4K scores 70.7 and the PX3-Pro scores 80.1 on our Mars Score.
Which should you buy?
The PX3-Pro is the clear pick on raw spec strength, leading by 9.4 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.
The Nebula Cosmos Laser 4K doesn't pull ahead on any single popular-comparison spec — its strengths sit in the spec table groups rather than the headline advantages.
Pick the PX3-Pro if you care most about brightness and short-throw. Its strongest claims are brightness, short-throw.
Both ship with comparable resolution, light source, so those specs don't separate the two — focus on the differences below.
Bottom line: the PX3-Pro is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Anker - Nebula Cosmos Laser 4K wins
- No decisive advantages.
Why Hisense - PX3-Pro wins
- ▲Brightness — 25.00% more. 3000 lm vs 2400 lm.
- ▲Short-throw: true (vs false).
Spec comparison
Image
| Spec | Anker - Nebula Cosmos Laser 4K | Hisense - PX3-Pro |
|---|---|---|
| Resolutionⓘ | 4K | 4K |
| Brightness | 2400 lm | 3000 lmlead |
| Contrast | 2200:1 | 3000:1 |
| Light source | Laser | Laser |
| Short-throw | false | truelead |
Smart & Connectivity
| Spec | Anker - Nebula Cosmos Laser 4K | Hisense - PX3-Pro |
|---|---|---|
| Smart OS | Android TV | Google TV |
| HDMI inputs | 1 | 3lead |
| Built-in speakers | true | true |
Frequently asked
Spec-level deep dives
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