Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Hisense - PX3-Pro | ViewSonic - X2-4K |
|---|---|---|
| Brightness | 3000 lm | 2900 lm |
Between the PX3-Pro and X2-4K, the PX3-Pro comes out ahead in brightness, while the X2-4K wins on several specs. Overall, the PX3-Pro scores 74.3 and the X2-4K scores 73.5 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (74.3 vs 73.5). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the PX3-Pro if you care most about brightness. The biggest gaps in its favor are brightness. The single most decisive one: Brightness — 3.45% more. 3000 lm vs 2900 lm.
The X2-4K similarly does not carry a headline advantage on the popular specs — look at the full table for category-specific deltas.
Both ship with comparable resolution, light source, short-throw, 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.
Which should you buy: Hisense - PX3-Pro or ViewSonic - X2-4K?
Hisense - PX3-Pro leads the current Mars Score by 0.8 points.The more useful decision is the trade-off behind that result: compare brightness against the way you will actually use the product.
Choose Hisense - PX3-Pro if…
Hisense - PX3-Pro has the measurable edge on brightness lumens.
Choose ViewSonic - X2-4K if…
ViewSonic - X2-4K does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
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 Hisense - PX3-Pro wins
- ▲Brightness — 3.45% more. 3000 lm vs 2900 lm.
Why ViewSonic - X2-4K wins
- No decisive advantages.
Spec comparison
Image
| Spec | Hisense - PX3-Pro | ViewSonic - X2-4K |
|---|---|---|
| Resolutionⓘ | 4K | 4K |
| Brightnessⓘ | 3000 lmlead | 2900 lm |
| Contrast | 3000:1 | 3000000:1 |
| Light source | Laser | Laser |
| Short-throw | true | true |
Smart & Connectivity
| Spec | Hisense - PX3-Pro | ViewSonic - X2-4K |
|---|---|---|
| Smart OS | Google TV | Google TV |
| HDMI inputs | 3lead | 2 |
| Built-in speakers | true | true |