Optoma GT1080HDR: Specs, Throw Distance & Alternatives
A short-throw 1080p DLP lamp projector aimed at gaming. Optoma rates it at 3,800 lumens and 8.4 ms input lag at 1080p/120 in Enhanced Gaming Mode, rising to 32 ms with a 4K/60 signal. It is native 1080p (it accepts 4K input but does not display 4K) and has a fixed 0.5:1 lens, no lens shift and no smart TV system.
Is the Optoma GT1080HDR right for you?
Good for
- Fast console and PC gaming: Optoma rates lag at 8.4 ms at 1080p/120 and 16 ms at 1080p/60
- Small rooms: a 0.5:1 short-throw lens
- HDR10 content on its HDMI 2.0 port
- Rooms with some light: 3,800 lumens rated
What to plan for
- Native 1080p: 4K sources are shown at 1080p, and Optoma rates lag at 32 ms with a 4K/60 signal
- No built-in streaming or wireless is listed: add a streaming stick
- Only one HDMI port is HDMI 2.0; the other is HDMI 1.4a
- No lens shift and digital zoom only, with vertical keystone correction only
- Lamp rated for 4,000 hours in Normal mode (15,000 in Eco)
Based on manufacturer specifications and published reviews (sources below). We don't do hands-on testing.
Optoma GT1080HDR specs
| Resolution | 1080p (1920 × 1080 native; accepts 4K input) |
|---|---|
| Brightness | 3,800 lumens (Optoma rating, listed as ANSI by ProjectorCentral) |
| Display technology | DLP |
| Light source | Lamp (UHP) |
| Lamp life (Normal mode) | 4,000 hours |
| Contrast ratio | 50,000:1 dynamic (Optoma rating, as listed by ProjectorCentral) |
| Throw ratio | 0.50:1 |
| Lens shift | None (fixed 0.5:1 lens, digital zoom only) |
| Max refresh rate | 120 Hz |
| HDMI ports | 2 (one HDMI 2.0, one HDMI 1.4a) |
| Speakers | 10 W |
| Weight | 7.7 lb |
How far from the screen?
Lens-to-screen distance for a 16:9 image, calculated from its 0.50:1 throw ratio. The lens is fixed, so the distance sets the image size.
| Screen | Distance |
|---|---|
| 80″ | 2' 11" |
| 100″ | 3' 8" |
| 120″ | 4' 4" |
| 150″ | 5' 5" |
Optoma GT1080HDR input lag by mode
| Signal | Input lag |
|---|---|
| 1080p / 120 Hz (Enhanced Gaming Mode) | 8.4 ms |
| 1080p / 60 Hz | 16 ms |
| 4K / 60 Hz input | 32 ms |
Source: Optoma’s published ratings, as listed by ProjectorCentral; we found no lab measurement. Its fastest figure (8.4 ms at 1080p / 120 Hz (Enhanced Gaming Mode)) is quicker than 62 of the 96 projectors with a lag figure in our input lag database, which lists each model's fastest mode.
Optoma GT1080HDR alternatives at a similar price
In-stock 1080p projectors priced closest to it on Amazon today.
| Model | Price today | Amazon rating | Compare |
|---|---|---|---|
| Optoma GT1080HDR (this one) | $799 | 4.3★ | — |
| Epson Home Cinema 980 3-Chip 3LCD 1080p Projector | $800 | 4.5★ | — |
| BenQ TH671ST 1080p Short Throw Gaming Projector | $849 | 4.5★ | — |
| Optoma EH401 Compact Standard Throw Professional Projector | $699 | 5.0★ | — |
| Optoma HZ41 4600-Lumen Full HD Laser DLP Home Theater and Ga | $899 | 3.5★ | — |
Optoma GT1080HDR head-to-head comparisons
- Optoma GT1080HDR vs Optoma GT2000HDR
Optoma’s lamp vs laser short-throw — which to buy now?
Where it fits
Optoma GT1080HDR FAQ
- How far from the screen should the Optoma GT1080HDR be for a 100-inch image?
- About 3' 8" from lens to screen. It has a fixed 0.50:1 lens, so each screen size has one distance.
- What is the input lag of the Optoma GT1080HDR?
- 1080p / 120 Hz (Enhanced Gaming Mode): 8.4 ms; 1080p / 60 Hz: 16 ms; 4K / 60 Hz input: 32 ms. Source: Optoma’s published ratings, as listed by ProjectorCentral; we found no lab measurement.
- Does the Optoma GT1080HDR have lens shift?
- No. It has a fixed 0.5:1 short-throw lens with no lens shift and no optical zoom, so the image size and position are set by where the projector sits.
Sources
- Optoma GT1080HDR datasheet (PDF)
- ProjectorCentral: Optoma GT1080HDR
- Techaeris: Optoma GT1080HDR review
Price, stock and rating come from Amazon and update automatically (last checked Nov 14, 2026, 8:00 PM).
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