Description
BenQ TK705i 4K HDR Home Entertainment Projector – 3000 ANSI Lumens, 5ms, HDR10+ & Google TV
The BenQ TK705i is a premium 4K UHD home entertainment projector designed for users who want a large-screen cinema, sports and gaming experience with simple smart features and flexible installation. With 3840 × 2160 4K UHD resolution, 3000 ANSI lumens brightness, 600,000:1 contrast ratio and up to a 150-inch screen, the TK705i brings detailed and vibrant entertainment into modern living spaces.
Powered by BenQ CinematicColor and HDR-PRO technologies, the TK705i delivers rich colours, strong contrast and cinematic image depth. With 98% Rec.709 colour coverage, 30-bit colour processing and support for HDR10+, HDR10 and HLG, it is designed to reproduce movies, sports and gaming content with vivid and detailed visuals.
Gaming is another important focus. The projector supports 5ms input lag at 4K/60Hz, HDMI 2.1 and ALLM (Auto Low Latency Mode) for responsive gameplay. Compatible gaming platforms include PlayStation 5, PlayStation 4, Xbox Series X, Nintendo Switch and Steam Deck.
The TK705i also integrates Google TV and Netflix, providing convenient access to streaming entertainment. Its 8-way Smart Image Adaptation simplifies setup by automatically helping with focus, screen alignment and image positioning.
With USB-C up to 30W Power Delivery, HDMI 2.1, USB-A, eARC and Bluetooth 5.2, the TK705i provides flexible connectivity for modern home entertainment systems.
4K UHD Resolution for Cinematic Detail
The BenQ TK705i delivers 4K UHD resolution of 3840 × 2160, providing approximately 8.3 million pixels for detailed large-screen entertainment.
The high resolution helps reproduce fine details in:
- 4K movies
- Streaming content
- Sports
- Video games
- TV shows
- Concerts
- Nature documentaries
- High-resolution photographs
Its 16:9 native aspect ratio makes the projector suitable for modern movies, television content, gaming consoles and streaming platforms.
3000 ANSI Lumens for Bright Home Entertainment
With 3000 ANSI lumens brightness, the TK705i is designed to deliver a bright and vibrant projected image.
The high brightness helps maintain image impact in rooms where some ambient light is present, making the projector suitable for more than just completely dark viewing environments.
It is well suited for:
- Movies
- Sports
- Reality TV
- Gaming
- Streaming
- Family entertainment
- Social gatherings
Up to 150-Inch Big-Screen Experience
The TK705i can project an image of up to 150 inches, creating an immersive cinema-style experience at home.
The large screen is ideal for:
- Movie nights
- Sports events
- Gaming sessions
- Streaming
- Family entertainment
- Party viewing
The projector combines its large image capability with flexible optical placement to make big-screen entertainment practical across different rooms.
1.0–1.3 Throw Ratio with 1.3× Optical Zoom
The TK705i features a 1.0–1.3 throw ratio and 1.3× optical zoom.
The optical zoom provides additional flexibility when positioning the projector relative to the screen.
Unlike digital image enlargement, optical zoom adjusts the lens itself, helping maintain the projected image quality while accommodating different room layouts.
Optical Specifications
- Throw Ratio: 1.0–1.3
- Optical Zoom: 1.3×
- Lens F/#: 1.8–1.85
- Focal Length: 10.55–13.68mm
- Projection Offset: 100%
CinematicColor with 98% Rec.709 Coverage
BenQ’s CinematicColor technology is designed to reproduce rich and natural-looking colours.
The TK705i provides up to 98% Rec.709 coverage, supporting accurate colour reproduction across movies, TV content, sports and gaming.
Its 30-bit colour processing and 1.07 billion colours help provide smooth transitions between shades and detailed image reproduction.
Colour Highlights
- 98% Rec.709
- 30-bit colour
- 1.07 billion colours
- CinematicColor technology
- 4K UHD resolution
HDR-PRO for Enhanced Contrast and Detail
The HDR-PRO technology helps optimise compatible HDR content by balancing brightness, contrast and tonal detail.
It is designed to preserve visual information across both bright highlights and darker areas of the image.
This makes compatible movies and games more dynamic and immersive.
HDR10+ for Dynamic HDR Performance
The TK705i supports HDR10+, allowing compatible content to use dynamic metadata for scene-by-scene image optimisation.
HDR10+ can help improve:
- Highlight detail
- Shadow detail
- Contrast
- Colour depth
- Scene-to-scene HDR presentation
The projector also supports HDR10 and HLG, providing compatibility with a broad range of HDR content.
5ms Input Lag for Responsive Gaming
The TK705i is designed to provide responsive large-screen gaming.
It supports 5ms input lag at 4K/60Hz, allowing compatible gaming systems to maintain 4K resolution while keeping input response fast.
The supplied specifications also list:
- 5ms at 1080p/60Hz
- 5ms at 2K/60Hz, output to 1080p/60Hz
- 5ms at 4K/60Hz
This makes the TK705i suitable for users who want a projector for both cinematic entertainment and responsive gaming.
HDMI 2.1 & ALLM for Gaming
The projector features two HDMI 2.1 inputs with HDCP 2.2.
Combined with ALLM (Auto Low Latency Mode), the TK705i can automatically detect compatible gaming signals and prioritise a low-latency gaming configuration.
This is particularly useful with:
- PlayStation 5
- PlayStation 4
- Xbox Series X
- Nintendo Switch
- Steam Deck
- Compatible gaming PCs
Custom Game Mode
The TK705i includes dedicated gaming picture modes designed to enhance different gaming experiences.
Available modes include:
- FPS
- HDR FPS
- HDR RPG
- RPG
These modes can adjust image characteristics according to the type of game being played.
HDR FPS Mode
Designed for fast-paced first-person shooters, HDR FPS mode can help optimise visibility and image presentation.
HDR RPG Mode
HDR RPG mode focuses on richer cinematic presentation and visual depth for role-playing and story-driven games.
8-Way Smart Image Adaptation
One of the key convenience features of the TK705i is its 8-way Smart Image Adaptation.
The system is designed to simplify projector setup by automatically assisting with image positioning and alignment.
Smart image adaptation can help with:
- Auto focus
- Automatic screen alignment
- Image positioning
- Screen fitting
- Image correction
This reduces the amount of manual adjustment required when moving or setting up the projector.
Eye Protection & Smarter Viewing
The TK705i combines automated image adaptation with features designed to simplify everyday viewing.
The smart setup approach helps users quickly achieve a properly positioned image, reducing the need to repeatedly adjust the projector manually.
This is particularly useful for family entertainment spaces where the projector may be used by different people.
Google TV for Endless Entertainment
The TK705i features built-in Google TV, providing a smart entertainment platform for compatible streaming applications.
Users can access supported services including:
- Netflix
- YouTube
- Prime Video
- Other compatible Google TV applications
This allows the projector to function as a central entertainment display without requiring a separate streaming box for every service.
Netflix for Direct Streaming
With supported Netflix access, users can stream movies and series directly through the projector’s smart platform.
Combined with a projected image of up to 150 inches, the TK705i can transform a living room or media space into a large-screen entertainment environment.
USB-C with Up to 30W Power Delivery
The TK705i includes USB-C connectivity with up to 30W Power Delivery.
The USB-C connection is designed to provide convenient charging while compatible devices are connected to the projector.
This is useful for modern devices such as:
- USB-C laptops
- Handheld gaming systems
- Smartphones
- Portable media devices
- Compatible accessories
The 30W capability helps keep compatible devices powered during extended entertainment sessions.
Flexible HDMI, USB-A & USB-C Connectivity
The TK705i provides multiple physical connection options for modern home entertainment systems.
HDMI
- 2 × HDMI 2.1
- HDCP 2.2
USB-A
- 1 × USB-A 2.0
- Reader functionality
- Firmware upgrade support
USB-C
- DisplayPort support
- Up to 30W Power Delivery
- Reader functionality
This makes it easy to connect gaming consoles, laptops, streaming devices and compatible portable equipment.
eARC for External Home Theatre Audio
The TK705i supports HDMI eARC, allowing compatible audio signals to be sent to an external sound system.
The projector supports 7.1-channel audio return through eARC according to the supplied specifications.
This provides compatibility with:
- AV receivers
- Soundbars
- Surround sound systems
- Home theatre speakers
- Dolby Atmos-compatible systems
Built-In 16W Stereo Speakers
The projector features two 8W speakers, providing a combined 16W built-in audio output.
The integrated speakers are suitable for everyday:
- Movies
- Sports
- Gaming
- Streaming
- TV shows
- Family entertainment
For a more immersive cinema experience, the eARC connection allows integration with an external audio system.
Bluetooth 5.2 Connectivity
The TK705i supports Bluetooth 5.2, allowing compatible wireless devices to connect for flexible entertainment.
Users can pair compatible:
- Bluetooth speakers
- Wireless headphones
- Audio devices
- Other supported peripherals
This provides a convenient wireless audio option when a wired connection is not preferred.
2D Keystone Correction
The TK705i supports 2D keystone correction for easier installation.
Adjustment ranges include:
- Vertical: ±30°
- Horizontal: ±20°
This helps users correct image geometry when the projector is not positioned perfectly perpendicular to the projection surface.
Premium Design for Modern Living Spaces
The TK705i is designed to complement contemporary interiors.
Its clean lines, premium fabric finish and distinctive ventilation design are inspired by dappled sunlight filtering through layered leaves.
The result is a projector that is designed to blend into a living space rather than looking purely like conventional AV equipment.
Up to 150-Inch Screen
The TK705i can produce an image of up to 150 inches, giving users a large-screen experience for movies, sports, gaming and streaming.
The flexible 1.0–1.3 throw ratio makes it suitable for a variety of room layouts.
Console & Handheld Gaming Compatibility
The projector is designed to work with a broad range of gaming platforms.
Compatible systems listed in the supplied product information include:
- PlayStation 5
- PlayStation 4
- Xbox Series X
- Nintendo Switch
- Steam Deck
With 4K/60Hz support and 5ms input lag, the TK705i provides a responsive large-screen gaming experience.
Picture Modes for Movies & Gaming
The projector includes a variety of picture modes for different types of content.
Available modes include:
- Auto Cinema
- HDR Auto Cinema
- Bright
- FPS
- HDR
- HDR FPS
- HDR RPG
- HDR10
- HDR10+
- HLG
- RPG
- Standard
These modes make it easy to adapt the image to movies, streaming, HDR content and different gaming genres.
LED Light Source for Long-Term Entertainment
The TK705i uses an LED light source designed for extended operation.
BenQ specifies:
- 20,000 hours in Normal mode
- 30,000 hours in ECO mode
The long light-source lifespan reduces the need for frequent replacement and makes the projector suitable for regular home entertainment.
Key Highlights at a Glance
- BenQ TK705i
- 4K UHD 3840 × 2160
- 3000 ANSI Lumens
- 600,000:1 Contrast Ratio
- 98% Rec.709
- 30-Bit / 1.07 Billion Colours
- LED Light Source
- 20,000-Hour Normal Life
- 30,000-Hour ECO Life
- 1.0–1.3 Throw Ratio
- 1.3× Optical Zoom
- Up to 150-Inch Screen
- HDR10+
- HDR10
- HLG
- HDR Auto Cinema
- HDR FPS Mode
- HDR RPG Mode
- 5ms Input Lag at 4K/60Hz
- HDMI 2.1
- ALLM
- Google TV
- Netflix
- USB-C 30W Power Delivery
- USB-A 2.0
- eARC
- 7.1-Channel Audio Return
- 2 × 8W Speakers
- Bluetooth 5.2
- 8-Way Smart Image Adaptation
- Auto Focus
- Automatic Screen Alignment
- 2D Keystone Correction
- Auto Vertical ±30°
- Horizontal ±20°
- 3-Year Warranty
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