The BenQ TH671ST is a Full HD short-throw gaming projector designed for gamers and home entertainment users who want a large-screen experience with low input lag and easy setup. Featuring 1080p resolution, 3000 ANSI lumens brightness, and a short-throw lens, it can project a massive image from a short distance, making it ideal for bedrooms, gaming rooms, apartments, and small home theaters.
The projector is especially popular among console gamers due to its responsive gaming performance and affordable price point compared to modern 4K gaming projectors.
Image Quality
The TH671ST delivers sharp Full HD visuals with strong brightness and vibrant color reproduction. Its 3000-lumen output allows comfortable viewing even in rooms with moderate ambient light, making it practical for daytime gaming and sports viewing.
BenQ’s gaming-focused picture modes help improve visibility in darker scenes while maintaining vivid colors for movies and games. Users often praise the projector for producing a large immersive image with solid clarity for its price category.
Performance
Gaming performance is one of the projector’s strongest features. The low 16.67ms input lag provides responsive gameplay suitable for console gaming, racing games, sports titles, and casual competitive shooters.
The short-throw lens is especially useful in smaller spaces, allowing users to create large screen sizes without placing the projector far from the wall or screen. Reddit users frequently mention that the TH671ST works especially well in compact gaming setups and simulator environments.
However, some users note that the projector lacks horizontal keystone adjustment, which can make installation more restrictive compared to newer gaming projectors.
Video Capabilities
The TH671ST performs well for movies, streaming, sports, and casual home theater use. Full HD resolution combined with good brightness helps create an immersive viewing experience on large screens.
Although it does not support modern 4K HDR gaming features, it remains highly capable for Blu-ray playback, streaming devices, and console gaming at 1080p resolution.
Build Quality
The projector features a compact and lightweight design that is easy to install on tables, shelves, or ceiling mounts. Its vertical keystone correction helps simplify alignment during setup.
At around 2.7kg, it is portable enough for moving between rooms or temporary gaming setups. The built-in speaker also adds convenience for users who do not want an external sound system immediately.
Best Use Cases
- Console gaming
- PS4 / Xbox gaming
- Casual competitive gaming
- Small-room home theater setups
- Sports viewing
- Bedroom projector setup
- Golf simulator setups
- Large-screen entertainment in compact spaces
Conclusion
The BenQ TH671ST remains one of the most popular budget-friendly short-throw gaming projectors thanks to its strong brightness, low input lag, and easy large-screen setup. While it lacks modern 4K and HDR gaming features found in newer projectors, it still offers an excellent Full HD gaming and entertainment experience for users wanting immersive gameplay without requiring a large room.
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