BenQ TK705STi 3000lm 4K HDR Short Throw Home Entertainment Projector

About: BenQ TK705STi 3000lm 4K HDR Short Throw Home Entertainment Projector

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.

• Experience True-to-Life Colors: 98% Rec.709 color coverage, powered by BenQ CinematicColor and HDR-PRO technologies.
• Place and Play: Flexible multi-angle setup and Smart Image Adaption ensure a perfectly aligned big-screen experiences anywhere.
• All-in-One Entertainment: Enjoy Netflix with built-in Google TV. Game smoothly with ultra-low input lag (5 ms at 4K/60Hz) and ALLM.

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 Color - 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.

HDR-PRO - 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.

• Auto 2D Keystone
• Auto Focus in Seconds
• Auto Cinema Mode
• Digital Zoom
• Auto Screen Fit
• Auto Obstacle Avoidance
• Digital Shift
• Auto Eye Protection

Auto 2D Keystone

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

Auto Cinema Mode

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

Digital Zoom

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.

• 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.

• Note: Compatibility may vary depending on console models.

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.

• Adjustable Feet for Inverted Projection: Flip the projector and use the adjustable feet for inverted projection—no extra stand needed.
• Ceiling Mounted Projection: Securely mount the projector upside down for a clean, space-saving ceiling setup.
• Front or Side Projection: Place the projector on a table for front or angled side projection—perfect for flexible use.
• Inverted Projection: Set up the projector upside down on a higher shelf—seamlessly blending into your home décor.

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.

• Bluetooth 5.2
• Soundbar/ Speaker
• Mobile Phone
• Game Console
• Laptop
• Streaming Device

Specifications

• Display
  • Brightness (ANSI lumens): 3000
  • Resolution: 4K UHD (3840 x 2160)
  • Native Aspect Ratio: 16:9
  • Contrast Ratio (FOFO): 600,000:1
  • Display Color: 30-bit (1.07 billion colors)
  • Light Source: LED
  • Light Source Life
    • a. Normal 20000 hrs
    • b. ECO 30000 hrs
• Optical
  • Throw Ratio: 0.8
  • Zoom Ratio: Fixed
  • Lens: F/#=1.8, f=8.498
  • Projection Offset (Full-Height): 100%
  • Keystone Adjustment: 2D, (Auto) Vertical ± 30 degrees; Horizontal ± 20 degrees
• Picture
  • Rec. 709 Coverage: 98%
  • Picture Modes: Auto Cinema, HDR Auto Cinema, Bright, FPS, HDR, HDR FPS, HDR RPG, HDR10, HDR10+, HLG, RPG, Standard
• Compatibility
  • Input Lag: 5 ms (1080P 60Hz), 5 ms (2K 60Hz)
    • *output to 1080P 60Hz, 5 ms (4K 60Hz)
  • Resolution Support: VGA (640 x 480) to 4K UHD (3840 x 2160)
  • Horizontal Frequency: 15K~102KHz
  • Vertical Scan Rate: 23-60Hz
• I/O Interface
  • HDMI in: 2x - HDMI (2.1/HDCP2.2)
  • USB Type A: 1x - USB Type A(2.0/Reader/FW Upgrade)
  • USB Type C: 1x - Display Port/ PD out 5V-2A, 9V-2A, 12V-1.5A, 15V-2A(30W) / Reader
  • DC 12V Trigger (3.5mm Jack): 1x
• Audio
  • Speaker: 2x, 8W
  • Audio out (3.5mm Mini Jack): 1x
  • HDMI Audio Return: eARC, 7.1 channel
• Environment
  • Operating Temperature: 0~40℃
  • Power Supply: AC 100 to 240 V, 50/60 Hz
  • Typical Power Consumption (110V): 250W
  • Stand-by Power Consumption: <0.5W
  • Network Stand-by Power Consumption: <2W
  • Acoustic Noise (Typ./Eco.)(dB): 26dBA/24dBA
• Onscreen Display
  • Launcher: Smart Home
• Smart System
  • Built-in OS: Yes, Google TV (Android 11)
  • Bluetooth: Yes, Bluetooth 5.2
  • Wi-Fi Standard: 802.11a/b/g/n/ac/ax(2.4GHz/5GHz)
  • Wireless Projection: AirPlay, Google Cast
• Projection System: DLP
• Dimensions (WxHxD): 9.02 x 6.62 x 9.83 inch (229.2 x 168.2 x 249.7mm)
• Weight: 8.38 lbs (3.8kg)

What's in the Box

• TK705STi Projector
• Remote Control w/ Battery
• Power Cord
• Quick Start Guide
• Warranty Card