Between the EpiqVision Ultra LS650 and X2-4K, the EpiqVision Ultra LS650 comes out ahead in brightness, while the X2-4K wins on several specs. Overall, the EpiqVision Ultra LS650 scores 89.1 and the X2-4K scores 78.6 on our Mars Score.
Which should you buy?
The EpiqVision Ultra LS650 is the clear pick on raw spec strength, leading by 10.5 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 EpiqVision Ultra LS650 if you care most about brightness. The biggest gaps in its favor are brightness.
The X2-4K similarly doesn't 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 don't separate the two — focus on the differences below.
Bottom line: the EpiqVision Ultra LS650 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Epson - EpiqVision Ultra LS650 wins
- ▲Brightness — 24.14% more. 3600 lm vs 2900 lm.
Why ViewSonic - X2-4K wins
- No decisive advantages.
Spec comparison
Image
| Spec | Epson - EpiqVision Ultra LS650 | ViewSonic - X2-4K |
|---|---|---|
| Resolutionⓘ | 4K | 4K |
| Brightness | 3600 lmlead | 2900 lm |
| Contrast | 2500000:1 | 3000000:1 |
| Light source | Laser | Laser |
| Short-throw | true | true |
Smart & Connectivity
| Spec | Epson - EpiqVision Ultra LS650 | ViewSonic - X2-4K |
|---|---|---|
| Smart OS | Android TV | Google TV |
| HDMI inputs | 3lead | 2 |
| Built-in speakers | true | true |
Spec-level deep dives
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