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ViewSonic PX728-4k Home Cinema Projector

Key Features

  • Firstly it has a true 4K HDR visual experience
  • Cinema SuperColor™ Technology with 100% Rec.709


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ViewSonic PX728-4k Home Cinema Projector

If you are looking for the perfect projector for you, then ViewSonic brings you the PX728-4K Projector. This is a very great projector, in which you get to see a very good design at a low price. This is a 2,000 ANSI Lumens 4K Home Cinema Projector that offers excellent value for upgrading to 4K home entertainment. Here you can enjoy bigger, better scenes in true 4K clarity with HDR/HLG support and rich colors through Cinema SuperColor™ technology.

ViewSonic PX728-4k Home Cinema Projector Which covers 100% of Rec.709. Gaming in the projector also gets an upgrade with 4.2ms ultra-fast input, 240Hz refresh rate, and USB Type-C connectivity for direct streaming from Nintendo® Switch. It is powerful warping, Auto V keystone, H/V keystone, and 1.3x optical zoom making viewing large screens up to 300” easier than ever on any surface. The home automation system in the PX728-4K and compatible LAN with 12V trigger outputs combine control capability and make the projector a perfect addition to your smart home.

Key Features

  • Firstly it has a true 4K HDR visual experience
  • Cinema SuperColor™ Technology with 100% Rec.709
  • Direct big-screen streaming via USB Type-C
  • 4.2ms Ultra-Fast Input & 240Hz high refresh rate
  • Warping, auto V keystone, and 1.3x zoom for flexible installation
  • Home automation via LAN control and 12V trigger


Native Resolution: 3840x2160
DMD Type: DC3
Brightness: 2000 (ANSI Lumens)
Contrast Ratio with SuperEco Mode: 12000:1
Display Colour: 1.07 Billion Colours
Light Source Type: Lamp
Light Source Life (hours) with Normal Mode: 4000
Light Source Life (hours) with SuperEco Mode: 20000
Lamp Watt: 240W
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°
Lens Shift V. Range: Up to 20% (Digital)
Lens Shift H. Range: Up to 20% (Digital)
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 2.0b, HDCP 1.4/2.2)
USB Type C: 1 (5V/ 2A)


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


RS232 (DB 9-pin male): 1
RJ45 (LAN control): 1


Power Supply Voltage: 100-240V+/- 10%, 50/60Hz (AC in)
Power Consumption: Normal: 310WStandby: <0.5W
Operating Temperature: 0~40
Net Weight: 2.8kg
Dimensions (WXDXH) with Adjustment Foot: 312x222x108mm
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 23 languages

Standard Accessory

Power Cord: 1
USB-C Cable: 1
Remote Control: 1(w/ backlit)
QSG: Yes

Optional Accessory

Lamp/Light Source: RLC-127
Carry Bag: PJ-CASE-008


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