TK705STi｜4K 3000lm Short Throw BenQ Home Entertainment Projector
Big Fun in Small Spaces

0.8 short throw brings 4K big-screen fun to small rooms.

4K Blast at Your Fingertips
Press play and light up the party with 4K brilliance and 3, 000 lumens of vibrant fun—even with the lights on. Movies, games, sports—all ready when you are.

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.

As Directors Intended

Calibrated for fidelity, TK705STi reproduces colors with exceptional accuracy and brings scenes to life just as filmmakers envisioned—rich, natural, and true to the original intent.

Experience Cinematic Precision

Advanced tone mapping and contrast enhancement elevates 4K HDR viewing, revealing details in both bright and dark scenes for truly cinematic experiences.

Place and Play: Smart Image Adaptation
TK705STi’s 8-Way Smart Image Adaptation instantly sharpens, centers, and aligns your screen without manual setup.

Automatically corrects vertical and horizontal keystone for properly aligned images—no manual adjustments needed.

Instantly adapts image tone and brightness based on wall color and ambient light, ensuring visuals always stay natural and optimized in any room setup.

Adjust image size digitally without moving the projector—perfect for quick setup in compact or adaptable spaces.

Popcorn. People. Watch Party
Get the party started in no time — no setup, no fuss. With built-in Google TV, TK705STi gives you instant access to Netflix, YouTube, Prime Video, and more. Popcorn’s ready, friends are here. Just press play.


SmartRemote for BenQ Projector App
Skip the remote and take control with your phone. After pairing once, just power on to launch apps, adjust brightness or keystone, and more. With a stable direct connection, there’s no Wi-Fi, no hotspot, and no hassle.

Please ensure your projector is updated through OTA to OS version V14.1.0.59 or above to work correctly.

Google Assistant, Now in Our App

Exclusively available in-app, Google Assistant helps you find something great to watch with personalized recommendations.

Streaming Hot Key

Jump straight to your favorite entertainment with a single tap, seamlessly switching between streaming apps.

Control with Shortcuts

Quickly adjust brightness, auto-keystone, or set a sleep timer with a simple tap in the app.

Game On, Lag Free
Whether you're battling friends or exploring new worlds, TK705STi delivers sharp moves and instant responses. Enjoy smooth, immersive gameplay on PS5, PS4, Xbox Series X, Nintendo Switch, and Steam Deck.

Everything You Need to Win
Powered by HDMI 2.1 and ALLM (Auto Low Latency Mode), TK705STi automatically detects gameplay signals to reduce video delay, so you're always ready with low input lag and ultra-responsive visuals.

Ultra-Fast Low Input Lag: 5 ms (4K/60Hz)

Experience ultra-responsive gameplay with 5 ms input lag at 4K/60Hz, turning your sight, hearing, and reflexes into instant action.

HDR Game Modes

Unlock optimized visuals with HDR-RPG and HDR-FPS modes, fine-tuned for richer contrast, depth, and cinematic detail.

Play & Charge in One Go
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.

Style. Simplicity. Seamless.
TK705STi blends seamlessly into your home with clean lines, premium fabric finish, and thoughtful details. Inspired by dappled sunlight filtering through layered leaves, its side vent design reflects the relaxed, cozy vibe of watching movies, evoking a clean and inviting space you’ll love.

Adjustable Feet for Inverted Projection

Flexible screen height adjustment for perfect alignment.

Refined Foot Design

Integrated ceiling mount holes reduce clutter underneath.

Sleek Side Control Panel

Easy access for fine-tuning image and volume.

Set It Your Way
With multiple tripod holes and universal screw compatibility, TK705STi adapts effortlessly to your space. Whether placed on a shelf, ceiling-mounted, or flipped upside down, it delivers a seamless big-screen experience just the way you like it.

Big Screen, Your Way
TK705STi projects up to 150” with flexible throw distances, bringing big-screen entertainment to any room without complex setup.

Connect Your Way
Go wired or wireless: pair your soundbar with Bluetooth 5.2 or plug in devices via HDMI 2.1, USB-C, or USB-A. Phones, consoles, laptops - everything connects easily.

Specification

Product
Product id	1009644
Brand	BenQ
Partnr	9H.R0D77.57E
EAN/UPC code	4718755096341
Projector
Projector brightness	3000 ANSI lumens
Projection technology	DLP
Projector native resolution	UHD 4K (3840x2160)
Contrast ratio (typical)	600000:1
Native aspect ratio	16:9
Smart projector	Y
Number of colours	1.07 billion colours
Horizontal scan range	15 - 102 kHz
Vertical scan range	23 - 60 Hz
Keystone correction, horizontal	-20 - 20 °
Keystone correction, vertical	-30 - 30 °
Light source
Light source type	LED
Service life of light source	20000 uur
Service life of light source (economic mode)	30000 uur
Lens system
Zoom capability	Y
Zoom type	Fixed
Throw ratio	0.8
Offset	100 procent
Video
Full HD	Y
Video colour modes	Bright cinema, Cinema
Ports & interfaces
HDMI ports quantity	2
HDMI version	2.2
DVI port	N
DisplayPorts quantity	1
USB 2.0 Type-A ports quantity	1
USB 2.0 Type-C ports quantity	1
Audio (L/R) out	1
DC-in jack	Y
Enhanced Audio Return Channel (eARC)	Y
Network
Smart TV	Y
Wi-Fi	Y
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Bluetooth	Y
Bluetooth version	5.2
Features
Interactive	N
Noise level	26 dB
High Dynamic Range (HDR) technology	High Dynamic Range 10 (HDR10), High Dynamic Range 10+ (HDR10 Plus), Hybrid Log-Gamma (HLG)
AirPlay	Y
Video apps	Google TV
Multimedia
Built-in speaker(s)	Y
RMS rated power	16 W
Design
Product type	Short throw projector
Market positioning	Home cinema
Product colour	Grey
Power
Power source	AC
Power consumption (typical)	250 W
Power consumption (standby)	0.5 W
AC input voltage	100 - 240 V
AC input frequency	50/60 Hz
Operational conditions
Operating temperature (T-T)	0 - 40 °C
Weight & dimensions
Weight	3800 g
Width	229.2 mm
Depth	249.7 mm
Height	168.2 mm
Packaging content
Handheld remote control	Y
Batteries included	Y
Mounting brackets included	Y
Manual	Y
Cables included	Power