Optoma GT780 vs Optoma GT1080HDR Comparison
| Optoma GT780 Short Throw Projector for Gaming & Movies | Optoma GT1080HDR Short Throw Gaming Projector | |
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| Brand Name | Optoma | Optoma |
| Item Model Number | GT780 | GT1080HDR |
| Brightness | 3,800 lumens | 3,800 lumens |
| Wattage | N/A | N/A |
| Native Resolution | 720p resolution with 1080p input | 1080p (1920 x 1080) Enable |
| Projection Size | up to 300″ | up to 307″ |
| Contrast Ratio | 25,000:1 contrast ratio | 50,000:1 contrast ratio |
| Zoom Capabilities | 0.8 – 2.0x digital zoom | 0.8 – 2.0x digital zoom, keystone correction, and a short throw provide installation flexibility in small rooms or constrained spaces. |
| Throw Distance | Short Throw: Project a 120″ image from approximately 4.4 feet away | Project a 120″ image from approximately 4.3 feet away. |
| Lamp Life | up to 15,000 hours of lamp life | Up to 15, 000 hours of lamp life |
| Connectivity Technology | HDMI 1.4a 3D support, VGA in (YPbPr/RGB), Composite video, Audio in 3.5mm, VGA out, Audio out 3.5mm, USB-A power 1A, RS232 | Supports 4K & 1080 HDR Input. HDMI 2.0, HDMI 1.4a, VGA, Audio in, USB-A, VGA out, Audio out, RS-232 |
| Keystone Correction | ±40° vertical keystone correction and a 0.8 – 2.0x digital zoom enable flexible placement in any environment | Vertical keystone correction +/- 40 degrees |
| Speakers | A 10W speaker enhances movies with integrated sound | A powerful 10-watt built-in speaker |
| Features | Short throw, bright, affordable 720p HD ready projector with 1080p support | Fast, big-screen gaming and movies in HDR. Ideal in small rooms or constrained spaces with its short throw. Engineered for gaming. |
| Item Weight | 6.61 pounds | 6.61 pounds |
| Item Dimensions | 9.61 x 12.44 x 4.25 inches | 12.4 x 9.5 x 4.5 inches |
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