Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | XGIMI - Horizon S Max | XGIMI - Horizon Ultra |
|---|---|---|
| Brightness | 3100 lm | 2300 lm |
Between the Horizon S Max and Horizon Ultra, the Horizon S Max comes out ahead in brightness, while the Horizon Ultra wins on several specs. Overall, the Horizon S Max scores 75 and the Horizon Ultra scores 68.7 on our Mars Score.
Which should you buy?
The Horizon S Max edges ahead on the Mars Score (75 vs 68.7), but the 6.3-point gap is small enough that the right pick comes down to which spec advantages matter to you.
Pick the Horizon S Max if you care most about brightness. The biggest gaps in its favor are brightness. The single most decisive one: Brightness — 34.78% more. 3100 lm vs 2300 lm.
The Horizon Ultra 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: the Horizon S Max 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: XGIMI - Horizon S Max or XGIMI - Horizon Ultra?
XGIMI - Horizon S Max leads the current Mars Score by 6.3 points.The more useful decision is the trade-off behind that result: compare brightness against the way you will actually use the product.
Choose XGIMI - Horizon S Max if…
XGIMI - Horizon S Max has the measurable edge on brightness lumens.
Choose XGIMI - Horizon Ultra if…
XGIMI - Horizon Ultra 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 XGIMI - Horizon S Max wins
- ▲Brightness — 34.78% more. 3100 lm vs 2300 lm.
Why XGIMI - Horizon Ultra wins
- No decisive advantages.
Spec comparison
Image
| Spec | XGIMI - Horizon S Max | XGIMI - Horizon Ultra |
|---|---|---|
| Resolutionⓘ | 4K | 4K |
| Brightnessⓘ | 3100 lmlead | 2300 lm |
| Contrast | 2800:1 | 2400:1 |
| Light source | Laser | Laser |
| Short-throw | false | false |
Smart & Connectivity
| Spec | XGIMI - Horizon S Max | XGIMI - Horizon Ultra |
|---|---|---|
| Smart OS | Android TV | Android TV |
| HDMI inputs | 2 | 2 |
| Built-in speakers | true | true |