Head-to-head
BenQ W1800 vs Optoma UHD38
Side-by-side comparison of the BenQ W1800 and Optoma UHD38: throw ratio, brightness, resolution, input lag and price — plus which one to buy.
Quick verdict
The BenQ W1800 and Optoma UHD38 are both standard-throw projectors in a similar price range. The Optoma UHD38 is brighter — 4,000 vs 2,000 lumens. The BenQ W1800 can sit closer to the screen (throw ratio from 1.13 vs 1.50). Both cost about $1,199. For gaming, the BenQ W1800 has the lower input lag at 16.7 ms.
| Spec | BenQ W1800 | Optoma UHD38 |
|---|---|---|
| Throw ratio | 1.13–1.46 | 1.5–1.66 |
| Brightness | 2,000 lumens | 4,000 lumens |
| Resolution | 4K UHD | 4K UHD |
| HDR | Yes | Yes |
| Light source | lamp | lamp |
| Input lag | 16.7 ms | 16.7 ms |
| Price | ~$1,199 | ~$1,199 |
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Throw distance: BenQ W1800 vs Optoma UHD38
How far each projector must sit from the screen for the same image size.
| Screen | BenQ W1800 | Optoma UHD38 |
|---|---|---|
| 80″ | 6.6–8.5 ft | 8.7–9.6 ft |
| 100″ | 8.2–10.6 ft | 10.9–12.1 ft |
| 120″ | 9.8–12.7 ft | 13.1–14.5 ft |
| 150″ | 12.3–15.9 ft | 16.3–18.1 ft |
Which should you buy?
- • Choose the Optoma UHD38 if a brighter picture in ambient light matters most.
- • Choose the BenQ W1800 for gaming — lower input lag means more responsive play.
Frequently asked questions
The Optoma UHD38 is brighter, rated at 4,000 lumens versus 2,000 lumens.
More comparisons
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