Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | Epson - Home Cinema 3800 | XGIMI - Horizon Ultra |
|---|---|---|
| Brightness | 3000 lm | 2300 lm |
| Light source | Lamp | Laser |
Between the Home Cinema 3800 and Horizon Ultra, the Home Cinema 3800 comes out ahead in brightness, while the Horizon Ultra wins on light source. Overall, the Home Cinema 3800 scores 74.3 and the Horizon Ultra scores 68.7 on our Mars Score.
Which should you buy?
The Home Cinema 3800 edges ahead on the Mars Score (74.3 vs 68.7), but the 5.6-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Home Cinema 3800 if you care most about brightness. The biggest gaps in its favor are brightness. The single most decisive one: Brightness — 30.43% more. 3000 lm vs 2300 lm.
Pick the Horizon Ultra if you care most about light source. Its strongest claims are light source. The single most decisive one: Light source: Laser (vs Lamp).
Both ship with comparable resolution, short-throw, so those specs do not separate the two — focus on the differences below.
Bottom line: the Home Cinema 3800 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: Epson - Home Cinema 3800 or XGIMI - Horizon Ultra?
Epson - Home Cinema 3800 leads the current Mars Score by 5.6 points.The more useful decision is the trade-off behind that result: compare brightness, light source against the way you will actually use the product.
Choose Epson - Home Cinema 3800 if…
Epson - Home Cinema 3800 has the measurable edge on brightness lumens.
Choose XGIMI - Horizon Ultra if…
XGIMI - Horizon Ultra has the measurable edge on light source.
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 Epson - Home Cinema 3800 wins
- ▲Brightness — 30.43% more. 3000 lm vs 2300 lm.
Why XGIMI - Horizon Ultra wins
- ▲Light source: Laser (vs Lamp).
Spec comparison
Image
| Spec | Epson - Home Cinema 3800 | XGIMI - Horizon Ultra |
|---|---|---|
| Resolutionⓘ | 4K | 4K |
| Brightnessⓘ | 3000 lmlead | 2300 lm |
| Contrast | 100000:1 | 2400:1 |
| Light source | Lamp | Laserlead |
| Short-throw | false | false |
Smart & Connectivity
| Spec | Epson - Home Cinema 3800 | XGIMI - Horizon Ultra |
|---|---|---|
| Smart OS | None | Android TV |
| HDMI inputs | 2 | 2 |
| Built-in speakers | true | true |