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BenQ

BenQ TH685 1080p 4K HDR Gaming Projector (Renewed)

★★★★★3.9 (12 reviews)

Immersive Gaming on the Big Screen with Renewed Clarity The BenQ TH685 is a renewed 1080p gaming projector designed to deliver an immersive gaming experience on a big screen. With 4K HDR support, a high refresh rate, and low latency, this projector provides smooth and detailed visuals. Its renewe...

$646.86*
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*Price sourced from Amazon.com. Last updated:Jul 21, 2026.Price and availability are subject to change.

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Overview

Immersive Gaming on the Big Screen with Renewed Clarity

The BenQ TH685 is a renewed 1080p gaming projector designed to deliver an immersive gaming experience on a big screen. With 4K HDR support, a high refresh rate, and low latency, this projector provides smooth and detailed visuals. Its renewed status ensures both performance and value.

  • Resolution: 1080p
  • HDR Support: 4K HDR
  • Refresh Rate: 120Hz
  • Brightness: 3500lm
  • Low Latency: 8.3ms
  • Mode: Enhanced Game Mode

Key Features

AUDIO W/EQUALIZER: integrated 5 watt speaker by treVolo, with an equalizer, for excellence in audio.

1080p 4K HDR READY: 3500 ANSI lumen brightness; 1080p HDR-enabled w/4K compatibility; 100-inch images from 8.2 feet (2.5m) away; stunning color 95% Rec. 709.

HDR COMPATIBLE: HDR10 Technology with 4K input enhances brigher whites and deeper black levels for an enhanced viewing experience

GEARED FOR GAMING: Low latency 8.3ms@1080p/120Hz low input lag, Game Mode/Game Sound Mode fine-tune audio and images, LumiExpert defeats eye strain during extended play.

PRO PERFORMANCE: compatible with major video game consoles (Sony PS4, Nintendo Switch, and Xbox One X, Google stadia), TH685 gaming projector takes big screen TV gaming to a new level with huge, bright, sharp images and equalized audio.

INDUSTRY LEADING WARRANTY: BenQ's 3-year warranty vs. top competitor's 1-year warranty provides a greater peace of mind with coverage that makes you rest easy that our US-based customer service team is here when you need it.

MOVIES, GAMING & MORE: Connect to media players and gaming consoles for big screen movies and gaming; connect a 4K UHD HDMI dongle such as the Amazon Fire TV, Google Chromecast, or Apple TV to play games, stream videos and share photos

Specifications

Brand
BenQ
Model
TH685
Condition
Renewed
Native Resolution
1080p
4K Compatibility
Yes (4K HDR Ready)
Brightness
3500 ANSI Lumen
Color Accuracy
95% Rec. 709
Audio
Integrated 5-watt speaker by treVolo with equalizer
Low Input Lag
8.3ms@1080p/120Hz
Gaming Features
Game Mode, Game Sound Mode, LumiExpert
HDR Support
HDR10 Technology
Warranty
3-year BenQ warranty

Frequently Asked Questions

The BenQ TH685 projector has a native resolution of 1080p, while also being 4K HDR compatible for enhanced viewing.
This projector boasts a brightness of 3500 ANSI lumens, ensuring clear and vivid images in various lighting conditions.
Yes, it is geared for gaming with low latency of 8.3ms@1080p/120Hz, Game Mode/Game Sound Mode, and LumiExpert to defeat eye strain.
Yes, it features an integrated 5-watt speaker by treVolo, complete with an equalizer for excellent audio performance.
The BenQ TH685 comes with an industry-leading 3-year BenQ warranty, providing extensive coverage and peace of mind.
Yes, you can connect 4K UHD HDMI dongles such as the Amazon Fire TV, Google Chromecast, or Apple TV for streaming videos and sharing photos.
This projector is compatible with major video game consoles including Sony PS4, Nintendo Switch, and Xbox One X, as well as Google Stadia.

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