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- H6518STi vs GT1080HDR
Acer H6518STi vs Optoma GT1080HDR
What H6518STi does better (2) and where GT1080HDR wins (3) — every spec side by side.
Dimensions
Size comparison
H6518STiGT1080HDR
| H6518STi | GT1080HDR | Difference | |
|---|---|---|---|
| Height | 100 mm | 112 mm | −12 mm |
| Width | 313 mm | 316 mm | −3 mm |
| Depth | 255 mm | 257 mm | −2 mm |
| Weight | 3 kg | 3 kg | = |
Drawn to the same scale from the official dimensions (front and side).
Why is H6518STi better than GT1080HDR?
- Automatic keystone correctionYes · GT1080HDR: No
- HDMI inputs2 vs 12×
Why is GT1080HDR better than H6518STi?
- Brightness (ANSI / ISO lumens)3,500 lm vs 3,800 lm+9%
- Fan noise36 dB vs 26 dB+38%
- HDR supportNo · H6518STi: Yes
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 1920 × 1080 (Full HD) | — |
| Native panel resolution | 1920 × 1080 (Full HD) | — |
| Display technology | DLP | DLP |
| Light source | Lamp | Lamp |
| Brightness (ANSI / ISO lumens) | 3,500 lm | 3,800 lm |
| Contrast ratio (dynamic / claimed) | 10,000:1 | — |
| HDR support | No | Yes |
| HDR formats | — | HDR10 |
| 3D playback | Yes | Yes |
| Gaming | ||
| Maximum refresh rate | 120 Hz | — |
| Game / low-latency mode | — | Yes |
| Lens & placement | ||
| Throw ratio | 0.5:1 | 0.5:1 |
| Throw type | Short throw (0.4–1.0:1) | Short throw (0.4–1.0:1) |
| Distance for a 100″ 16:9 image | 1.11 m | 1.11 m |
| Smallest image size | 45″ | — |
| Largest image size | 303″ | — |
| Optical zoom | 2× | — |
| Lens shift | None | — |
| Autofocus | No | — |
| Keystone correction | Yes | Yes |
| Automatic keystone correction | Yes | No |
| Sound | ||
| Built-in speakers (total output) | 3 W | — |
| Smart & streaming | ||
| Wi-Fi | Yes | — |
| Connectivity | ||
| HDMI inputs | 2 | 1 |
| USB port | Yes | — |
| Ethernet (LAN) | No | — |
| VGA input | Yes | Yes |
| Audio output | Yes | — |
| Battery, power & lifetime | ||
| Power consumption | 290 W | — |
| Light source life | 4,000 h | — |
| Light source life (eco mode) | 10,000 h | — |
| Design & noise | ||
| Fan noise | 36 dB | 26 dB |
| Fan noise (eco mode) | 27 dB | — |
| Weight | 2.95 kg | 3 kg |
| Width | 313 mm | 316 mm |
| Height | 100 mm | 112 mm |
| Depth | 255 mm | 257 mm |
| Colours | White | — |
