Head-to-head
Dangbei Mars Pro vs ViewSonic PX748-4K
Dangbei Mars Pro vs ViewSonic PX748-4K: throw ratio, brightness, resolution, input lag and price, side by side — and which to buy.
Quick verdict
The Dangbei Mars Pro and ViewSonic PX748-4K are both standard-throw projectors in a similar price range. The ViewSonic PX748-4K is brighter — 4,000 vs 3,200 lumens. The ViewSonic PX748-4K can sit closer to the screen (throw ratio from 1.13 vs 1.27). Both cost about $1,099. For gaming, the ViewSonic PX748-4K has the lower input lag at 4.2 ms.
| Spec | Dangbei Mars Pro | ViewSonic PX748-4K |
|---|---|---|
| Throw ratio | 1.27 | 1.13–1.47 |
| Brightness | 3,200 lumens | 4,000 lumens |
| Resolution | 4K UHD | 4K UHD |
| HDR | Yes | Yes |
| Light source | laser | lamp |
| Input lag | 20 ms | 4.2 ms |
| Price | ~$1,099 | ~$1,099 |
Throw distance: Dangbei Mars Pro vs ViewSonic PX748-4K
How far each projector must sit from the screen for the same image size.
| Screen | Dangbei Mars Pro | ViewSonic PX748-4K |
|---|---|---|
| 80″ | 7.4 ft | 6.6–8.5 ft |
| 100″ | 9.2 ft | 8.2–10.7 ft |
| 120″ | 11.1 ft | 9.8–12.8 ft |
| 150″ | 13.8 ft | 12.3–16.0 ft |
Which should you buy?
- • Choose the ViewSonic PX748-4K if a brighter picture in ambient light matters most.
- • Choose the ViewSonic PX748-4K for gaming — lower input lag means more responsive play.
Frequently asked questions
The ViewSonic PX748-4K is brighter, rated at 4,000 lumens versus 3,200 lumens.
The ViewSonic PX748-4K has the shorter throw, so it can be placed closer for the same image size.
More comparisons
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