Head-to-head
BenQ TK700STi vs Epson Home Cinema 3800
Side-by-side comparison of the BenQ TK700STi and Epson Home Cinema 3800: throw ratio, brightness, resolution, input lag and price — plus which one to buy.
Quick verdict
The BenQ TK700STi and Epson Home Cinema 3800 are both standard-throw projectors in a similar price range. Both put out 3,000 lumens. The BenQ TK700STi can sit closer to the screen (throw ratio from 0.90 vs 1.32). The BenQ TK700STi costs less — about $1,599 vs $1,699. For gaming, the BenQ TK700STi has the lower input lag at 16.9 ms.
| Spec | BenQ TK700STi | Epson Home Cinema 3800 |
|---|---|---|
| Throw ratio | 0.9–1.08 | 1.32–2.15 |
| Brightness | 3,000 lumens | 3,000 lumens |
| Resolution | 4K UHD | 4K PRO-UHD |
| HDR | Yes | Yes |
| Light source | lamp | lamp |
| Input lag | 16.9 ms | 28 ms |
| Price | ~$1,599 | ~$1,699 |
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Throw distance: BenQ TK700STi vs Epson Home Cinema 3800
How far each projector must sit from the screen for the same image size.
| Screen | BenQ TK700STi | Epson Home Cinema 3800 |
|---|---|---|
| 80″ | 5.2–6.3 ft | 7.7–12.5 ft |
| 100″ | 6.5–7.8 ft | 9.6–15.6 ft |
| 120″ | 7.8–9.4 ft | 11.5–18.7 ft |
| 150″ | 9.8–11.8 ft | 14.4–23.4 ft |
Which should you buy?
- • Choose the BenQ TK700STi for gaming — lower input lag means more responsive play.
- • Choose the BenQ TK700STi if you want to spend less for similar core performance.
Frequently asked questions
The BenQ TK700STi has the shorter throw, so it can be placed closer for the same image size.
More comparisons
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