The BenQ TK860i is a True 4K UHD (3840 x 2160) home theater projector engineered to deliver an immersive cinematic experience even in well-lit rooms, thanks to its bright 3300 ANSI lumens output. It features HDR-PRO™ technology with Local Contrast Enhancer for superior contrast and enhanced detail in both bright and dark scenes. The inclusion of a Google-certified Android TV dongle (QS02) provides seamless access to a massive library of streaming content, including Netflix and YouTube, right out of the box. Installation is made flexible by the 1.3x zoom and a 10% Vertical Lens Shift, allowing for easy image alignment in various room setups.
TK860i | True 4K 3300lm Smart Home Theater Projector with HDR-PRO for Bright Rooms
A 150” Screen from Just 2.6m. One Button to Brilliant 4K Fun
Movies, Games, Sports. Let the Party Begin
Cinematic Brilliance with 3000 ANSI Lumens
Powered by BenQ CinematicColor and HDR-PRO technologies, TK705STi delivers dramatic 4K visuals with vivid contrast, rich tones, and cinematic depth, bringing every movie and game to life in truly immersive detail, even in well-lit rooms.
Expand Your Entertainment: Low Input Lag, HDMI 2.1, Custom Game Mode
Whether you're battling friends or exploring new worlds, TK705i delivers sharp moves and instant responses. Enjoy smooth, immersive gameplay on PS5, PS4, Xbox Series X, Nintendo Switch, and Steam Deck.
Gain the Competitive Edge with 5ms Precision
Powered by HDMI 2.1 and ALLM (Auto Low Latency Mode), TK705i automatically detects gameplay signals to reduce video delay, so you're always ready with low input lag and ultra-responsive visuals.
Experience ultra-responsive gameplay with 5 ms input lag at 4K/60Hz, turning your sight, hearing, and reflexes into instant action.
USB-C 30W: Charge and Play Anytime
TK705STi is the only projector in its class with USB-C (up to 30W) charging, letting you power your device while you play. No breaks, no dead batteries.
Specifications
Display
Optical
Brightness (ANSI lumens):3300
Resolution:4K UHD (3840×2160)
Native Aspect Ratio:16:9
Contrast Ratio (FOFO):50,000:1
Display Color:30-bit (1.07 billion colors)
Light Source:Lamp
Light Source Life:a. Normal 4000 hrs, c. SmartEco 15000 hrs, b. ECO 10000 hrs
USB Type A:(x2), USB Type A-1 (3.0/Power Supply1.5A), USB Type A-3 (2.0/Power Supply2.5A)
USB Type Mini B:(x1), USB Type Mini B-1(service)
RS232 in (DB-9pin):(x1)
DC 12V Trigger (3.5mm Jack):(x1)
Speaker:(x2), 5W Chamber
Audio out (3.5mm Mini Jack):(x1)
HDMI Audio Return:Yes, eARC, Dolby Atmos
S/PDIF:Multi-Channel, RAW
Environment
Accessories
Operating Temperature:0~40℃
Power Supply:AC 100 to 240 V, 50/60 Hz
Typical Power Consumption (110V):330W
Stand-by Power Consumption:<0.5W
Acoustic Noise (Typ./Eco.)(dB):30/28
Android TV dongle:QS02, (Standard)
Remote Control w/ Battery:RCI074
Power Cord (by region):x1 (1.8M)
Quick Start Guide:(x1) 21L
Warranty Card (by region):Yes
Lens cover:Yes
Universal Ceiling Mount:CM00G3, (Optional)
Dimension & Weight
Projection System
Dimensions (WxHxD) (mm):380 x 127 x 263
Net Weight (kg):4.2
Dimensions (WxHXD) (inch):14.96 x 4.99 x 10.35
Net Weight (lb):9.25
Projection System:DLP
FAQs for BenQ TK860i
1. Can I watch the BenQ TK860i in a room with the lights on?
Yes. With 3300 ANSI Lumens of brightness, the TK860i is specifically designed for "bright room" environments like living rooms, maintaining vivid 4K images even with ambient light.
2. Does this projector support Netflix and other streaming apps?
Yes. The TK860i comes with a Google-certified Android TV dongle that provides native access to Netflix, Disney+, YouTube, and Prime Video in 4K HDR.
3. Is the TK860i good for gaming on PS5 or Xbox Series X?
Absolutely. It features HDMI 2.1 connectivity and specialized Game Modes. It offers a low input lag (approx. 17.9ms at 4K/60Hz and 8.7ms at 1080p/240Hz), making it ideal for fast-paced gaming.
4. What is the difference between HDR-PRO and standard HDR?
BenQ’s HDR-PRO technology uses Local Contrast Enhancement and Global Tone Mapping to bring out details in both dark and bright areas that standard HDR often misses, providing a more "cinematic" look.
5. How far does the projector need to be for a 100-inch screen?
The TK860i has a throw ratio of 1.13–1.47. You can project a 100-inch image from approximately 2.5 meters (8.2 feet) away.
6. Does it support external sound systems like Dolby Atmos?
Yes. The projector includes an HDMI eARC port, allowing you to pass high-quality audio (including 7.1 channel and Dolby Atmos) directly to your external soundbar or AV receiver.
7. Does the TK860i require a dark room for the best color accuracy?
While it performs great in bright rooms, it features 98% Rec.709 color coverage and a "Cinema Mode" which, when used in a darkened room, provides professional-grade color accuracy as intended by filmmakers.
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