Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | BenQ - W5800 | Epson - EpiqVision Ultra LS800 |
|---|---|---|
| Brightness | 2600 lm | 4000 lm |
| Short-throw | false | true |
Between the W5800 and EpiqVision Ultra LS800, the W5800 comes out ahead in several specs, while the EpiqVision Ultra LS800 wins on brightness / short-throw. Overall, the W5800 scores 71.1 and the EpiqVision Ultra LS800 scores 82 on our Mars Score.
Which should you buy?
The EpiqVision Ultra LS800 is the clear pick on raw spec strength, leading by 10.9 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 W5800 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 EpiqVision Ultra LS800 if you care most about brightness / short-throw. Its strongest claims are brightness, short-throw. The single most decisive one: Brightness — 53.85% more. 4000 lm vs 2600 lm.
Both ship with comparable resolution, light source, so those specs do not 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.
Which should you buy: BenQ - W5800 or Epson - EpiqVision Ultra LS800?
Epson - EpiqVision Ultra LS800 leads the current Mars Score by 10.9 points.The more useful decision is the trade-off behind that result: compare brightness, short-throw against the way you will actually use the product.
Choose BenQ - W5800 if…
BenQ - W5800 does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose Epson - EpiqVision Ultra LS800 if…
Epson - EpiqVision Ultra LS800 has the measurable edge on brightness lumens, is short throw.
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 BenQ - W5800 wins
- No decisive advantages.
Why Epson - EpiqVision Ultra LS800 wins
- ▲Brightness — 53.85% more. 4000 lm vs 2600 lm.
- ▲Short-throw: true (vs false).
Spec comparison
Image
| Spec | BenQ - W5800 | Epson - EpiqVision Ultra LS800 |
|---|---|---|
| Resolutionⓘ | 4K | 4K |
| Brightnessⓘ | 2600 lm | 4000 lmlead |
| Contrast | 2000000:1 | 2500000:1 |
| Light source | Laser | Laser |
| Short-throw | false | truelead |
Smart & Connectivity
| Spec | BenQ - W5800 | Epson - EpiqVision Ultra LS800 |
|---|---|---|
| Smart OS | None | Android TV |
| HDMI inputs | 2 | 3lead |
| Built-in speakers | false | truelead |