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ViewSonic PX749-4K Home Projector

    ViewSonic PX749-4K Home Projector

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    The PX749-4K is a 4,000 ANSI Lumens 4K home projector designed for Xbox, driving the ultimate gaming experience with Xbox-exclusive resolution and refresh rate combinations. The projector shines in value and brightness as well as delivers pixel-perfect visuals in true 4K UHD clarity with HDR/HLG support. Boasting a Harman-tuned speaker, the PX749-4K elevates audiovisual enjoyment, so you can fully lose yourself in the game. Experience a whole new level of playing with 4.2ms Ultra-Fast Input, a 240Hz refresh rate, and USB-C connectivity for direct streaming from Nintendo® Switch. Set up faster and easier than ever with 1.3x optical zoom, warping, H/V keystone and auto V keystone, capable of creating a screen of up to 300” on any surface. PX749-4K is also a perfect addition to your smart home, with LAN control capability that's compatible with home automation systems and 12V trigger output.

    Game On with “Designed for Xbox”

    The PX749-4K supports Xbox-exclusive resolution and refresh rate combinations, and automatically adjusts to the most ideal settings. Rest assured, you'll get the most out of your gaming experience. ​

    Game On with “Designed for Xbox” 1

    Ultimate Viewing Experience with 4K HDR

    Enjoy the crystal-clear detail of true Ultra HD and savor dynamic visuals thanks to HDR/HLG and 3D support. With an HDMI 2.0b/ HDCP 2.2 port, the PX749-4K ensures original 4K quality content, so games, sports, movies, and all your favorite streaming content are brought to life.
    Ultimate Viewing Experience with 4K HDR 1

    Harman-Tuned Speaker Brings Powerful Audio

    The projector boasts a Harman-tuned speaker to deliver powerful audio. When combined with the 4K UHD images, this ensures an all-around audiovisual feast.​
    Harman-Tuned Speaker Brings Powerful Audio 1

    Bright Images Anytime

    Boasting 4,000 ANSI Lumens, the PX749-4K is guaranteed to produce clear and bright visuals. Immerse yourself in cinematic experiences even in bright spaces.
    4,000 ANSI Lumens
    Bright Images Anytime 1

    Up-to-300” Screen Size for a True Cinematic Experience

    The PX749-4K allows for an up-to-300” image, surpassing what all traditional screens can offer, to deliver a true cinematic experience from the coziness of your home.
    Up-to-300” Screen Size for a True Cinematic Experience  1

    Ultra-Fast Input for a Flawless Gaming Experience

    Boasting 4.2ms Ultra-Fast Input*, a hyper-responsive 240Hz refresh rate, and a microsecond-level response time**, the PX749-4K delivers seamless viewing in high intensity situations.

    ​* The general refresh rate of the projector is 60Hz. To enable 4.2ms Ultra-Fast Input, turn it on in Advanced Settings and make sure the input content is set to 240Hz refresh rate. When enabled, the highest resolution supported is 1080p. ​​
    **The response time stated refers to the reaction time of DMD chip.​​
    Ultra-Fast Input for a Flawless Gaming Experience 1

    Direct Content Streaming via USB-C

    Project content directly from your phone or any other mobile device while simultaneously charging it via a USB-C cable. Stream videos, FaceTime with friends, or play Nintendo® Switch on the big screen without a docking station, all via a single cable.​

    *Devices must support USB-C video streaming.​
    *Apple-authorized Lightning to HDMI adaptor required for iPhone and iPad users.​

    Learn More: https://youtu.be/fTrL7t3NeiM
    Direct Content Streaming via USB-C 1

    Shape Your Gaming Experience

    With warping adjustment, adapt your screen to any projection surface and take advantage of curves for an always more immersive gaming experience.
    Warping Adjustment
    Shape Your Gaming Experience 1

    A Perfect Fit for Any Environment

    Equipped with a 1.3x optical zoom lens, you can choose any location within a range for set-up to get the desired image size, all without needing to change any existing interior design.
    1.3x Optical Zoom
    A Perfect Fit for Any Environment  1

    Effortlessly Project from All Angles

    Central positioning is no longer necessary with comprehensive H/V keystone, 4 corner adjustment, and auto V keystone capabilities. The PX749-4K delivers perfectly-shaped images from above, below, front, or side, making setup a breeze.
    H/V Keystone, 4 Corner Adjustment, Auto V Keystone
    Effortlessly Project from All Angles 1

    Enjoy the Simplicity of Unified Smart Systems

    Compatible with AV solutions like Creston, AMX, PJ Link, ATEN, Extron and ViewSonic vController, the PX749-4K is the perfect addition to your smart home setting.
    LAN Control
    Enjoy the Simplicity of Unified Smart Systems 1

    Set Up Your Home Cinema with Ease

    Equipped with 12V trigger output, as soon as you power up, your curtains will close and your projector screen will automatically lower, so you can sit back and enjoy the comfort of your home cinema.

    Jazz it Up with Cinematic Colors

    ViewSonic’s SuperColor™ Technology offers a wide color gamut for a cinematic, true-to-life color performance without sacrificing image quality.
    Jazz it Up with Cinematic Colors 1

    Customize Your Own Color Profiles​

    With a cloud-based color profile exchange, you can easily create your own color profile to fit your preferences and share with others. Or choose to download other profiles and fine-tune them as your own.

    Customize Your Own Color Profiles​ 1

    imensions & I/O Connectivity

    1. Zoom/Focus Ring
    2. Power Key
    3. Keypad
    4. Adjustment Foot
    5. Lens
    6. Front IR
    7. Audio Out
    8. HDMI 2.0/ HDCP2.2 x 2
    9. USB-C (5V/1A)
    10. RS232
    11. 12V Out
    12. USB-A (5V/1.5A, Service)
    13. RJ45
    14. AC In
    15. Kensington Lock



    • Projection System: 0.47" 4K-UHD
    • Native Resolution: 3840x2160
    • Brightness: 4000 (ANSI Lumens)
    • Contrast Ratio with SuperEco Mode: 12000:1
    • Display Color: 1.07 Billion Colors
    • Light Source Type: 240W UHP Lamp
    • Light Source Life (hours) with Normal Mode: 4000
    • Light Source Life (hours) with SuperEco Mode: 20000
    • Lens: F=1.94-2.12, f=12-15.6mm
    • Projection Offset: 120%+/-6%
    • Throw Ratio: 1.13-1.47
    • Optical Zoom: 1.3x
    • Digital Zoom: 0.8x-2.0x
    • Image Size: 30"-300"
    • Throw Distance: 0.75m-9.76m (100"@2.50m)
    • Keystone: H:+/-40° , V:+/-40°
    • Audible Noise (Normal): 33dB
    • Audible Noise (Eco): 28dB
    • Input Lag: 4.2ms
    • Resolution Support: VGA(640 x 480) to 4K(3840 x 2160)
    • HDTV Compatibility: 480i, 480p, 576i, 576p, 720p, 1080i, 1080p, 2160p
    • Horizontal Frequency: 15K-135KHz
    • Vertical Scan Rate: 23-240Hz


    • HDMI: 2 (HDMI 2.0, HDCP 1.4/2.2)
    • USB Type C: 1 (5V/2A)


    • Audio-out (3.5mm): 1
    • Speaker: 10W Cube
    • USB Type A (Power): 1 (5V/1.5A)
    • 12V Trigger (3.5mm): 1


    • RS232 (DB 9-pin male): 1
    • RJ45 (LAN control): 1
    • USB Type A (Services): 1 (share with USB A Output)


    • Power Supply Voltage: 100-240V+/- 10%, 50/60Hz (AC in)
    • Power Consumption:
      • Normal: 310W
      • Standby: <0.5W
    • Operating Temperature: 0~40℃
    • Carton: Brown
    • Net Weight: 3.0kg
    • Gross Weight: 3.9kg
    • Dimensions (WxDxH) with Adjustment Foot: 312x222x108mm
    • Packing Dimensions: 415x168x297mm
    • OSD Language: English, French, Spanish, Thai, Korean, German, Italian, Russian, Swedish, Dutch, Polish, Czech, T-Chinese, S-Chinese, Japanese, Turkish, Portuguese, Finnish, Indonesian, India, Arabic, Vietnamese, Greek, Total 24 languages

    User Guide Language: English, S-Chinese, T-Chinese, Indonesian, Finnish, French, German, Italian, Japanese, Korean, Polish, Portuguese, Russian, Spanish, Swedish, Turkish, Arabic, Czech, Thai, Vietnamese, Total 20 languages

    Standard Accessory

    • Power Cord: 1
    • USB-C Cable: 1 (1m)
    • Remote Control: 1 (w/ backlit)
    • QSG: Yes
    • Warranty Card: Yes (CN Only)

    Optional Accessory

    • Lamp/Light Source: RLC-127
    • Wall/Ceiling Mount: PJ-WMK-007
    • Carry Bag: PJ-CASE-008