The difference that matters
The Optoma GT2400HDR is brighter (4,200 lumens against 3,200). The Optoma GT2400HDR throws a given image from closer (ratio 0.496 against 0.72). The Optoma GT2400HDR lists higher resolution (1080p). The Optoma GT2400HDR uses a laser light source; the other uses a led. The BenQ AW30ST costs $100 less at the prices we observed.
Side by side
| Specification | BenQ AW30ST | Optoma GT2400HDR |
|---|---|---|
| Brightness | 3,200 lm | 4,200 lm |
| Resolution | WXGA (1280 × 800) | Full HD 1080p (1920 × 1080) |
| Native aspect | 16:10 | 16:9 |
| Throw ratio | 0.72–0.87:1 | 0.496:1 |
| Distance for a 10.5 × 8 ft 4:3 screen | 9′ 1″ | 6′ 11″ |
| Brightness on that screen | 32 fL | 38 fL |
| Light source | Led | Laser |
| Rated life | 20,000 h | 30,000 h |
| Zoom | 1.2× | Fixed |
| Lens shift | — | — |
| Input lag | 33.4 ms (1080p 60 Hz) | 8.4 ms (1080p 120 Hz); 16.7 ms (1080p 60 Hz) |
| Price seen | $1,199 | $1,299 |
Highlighted rows differ. Figures come from each product's sources; room depth, distances and brightness are FOREference calculations using the same method for both.
Which should you choose?
Optoma GT2400HDR
Choose the Optoma GT2400HDR if your room has ambient light or a large screen or you need to mount it close to the screen.
Before you buy either
- Check the room: room size calculator and ceiling height calculator.
- Confirm what each seller includes — accessories, software trials and bundles change often.
- Read the limitations on each full reference page.
FOREference compares published specifications; we have not tested these products side by side. How we work · Disclosure