Between the X3100i and EpiqVision Ultra LS800, the X3100i comes out ahead in several specs, while the EpiqVision Ultra LS800 wins on brightness and light source. Overall, the X3100i scores 84.6 and the EpiqVision Ultra LS800 scores 95 on our Mars Score.
Which should you buy?
The EpiqVision Ultra LS800 is the clear pick on raw spec strength, leading by 10.4 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 X3100i 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 EpiqVision Ultra LS800 if you care most about brightness and light source. Its strongest claims are brightness, light source, short-throw.
Both ship with comparable resolution, so those specs don't separate the two — focus on the differences below.
Bottom line: the EpiqVision Ultra LS800 is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why BenQ - X3100i wins
- No decisive advantages.
Why Epson - EpiqVision Ultra LS800 wins
- ▲Brightness — 21.21% more. 4000 lm vs 3300 lm.
- ▲Light source: Laser (vs LED).
- ▲Short-throw: true (vs false).
Spec comparison
Image
| Spec | BenQ - X3100i | Epson - EpiqVision Ultra LS800 |
|---|---|---|
| Resolutionⓘ | 4K | 4K |
| Brightness | 3300 lm | 4000 lmlead |
| Contrast | 600000:1 | 2500000:1 |
| Light source | LED | Laserlead |
| Short-throw | false | truelead |
Smart & Connectivity
| Spec | BenQ - X3100i | Epson - EpiqVision Ultra LS800 |
|---|---|---|
| Smart OS | Android TV | Android TV |
| HDMI inputs | 2 | 3lead |
| Built-in speakers | true | true |
Frequently asked
Spec-level deep dives
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