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- QF81 vs QF18s
Acer QF81 vs AOpen QF18s
What QF81 does better (0) and where QF18s wins (4) — every spec side by side.
Why is QF81 better than QF18s?
QF81 has no measurable advantages in this pair.
Why is QF18s better than QF81?
- Light source life800 h vs 30,000 h37.5×
- HDMI inputs0 vs 1
- Ethernet (LAN)No · QF81: Yes
- Audio outputNo · QF81: Yes
Specifications
Side by side
| Picture | ||
| Resolution (on screen) | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| Native panel resolution | 1920 × 1080 (Full HD) | 1920 × 1080 (Full HD) |
| Display technology | DLP | — |
| Light source | — | LED |
| Brightness (ANSI / ISO lumens) | 800 lm | 800 lm |
| Lens & placement | ||
| Throw ratio | — | 1.23:1 |
| Throw type | — | Standard throw (1.0:1 and longer) |
| Distance for a 100″ 16:9 image | — | 2.72 m |
| Smallest image size | — | 55″ |
| Largest image size | — | 120″ |
| Lens shift | — | None |
| Autofocus | — | Yes |
| Keystone correction | — | Yes |
| Automatic keystone correction | — | No |
| Sound | ||
| Built-in speakers (total output) | — | 10 W |
| Smart & streaming | ||
| Wi-Fi | Yes | — |
| Connectivity | ||
| HDMI inputs | 0 | 1 |
| USB port | Yes | Yes |
| Ethernet (LAN) | No | Yes |
| VGA input | No | No |
| Audio output | No | Yes |
| Battery, power & lifetime | ||
| Light source life | 800 h | 30,000 h |
| Design & noise | ||
| Colours | White | Black |
