UHD51ALV HDR XPR 4K DLP Home Theater Projector

36,824 Points

Enjoy Amazon Alexa and Google Assistant functionality plus HDR 4K content with the Optoma UHD51ALV HDR XPR 4K DLP Home Theater Projector. Its 3000 lumens of brightness will overcome ambient light in many installations, while its 500,000:1 dynamic contrast ratio will help enhance detail in dark areas of the image. The 4096 x 2160 resolution projected via XPR technology will help ensure that text and images are clear.

The UHD51ALV can be controlled by Amazon Alexa and the Google Assistant for hands-free voice control. It has VGA and two HDMI inputs to support a variety of sources. Both HDMI inputs are MHL-compatible for connecting mobile devices, such as your smartphone or tablet. Its TOSLINK and analog audio outputs will allow you to either use the dual built-in 5W speakers or output your audio to an external system. The projector is controllable via Ethernet and RS-232, and includes an HDMI cable and IR remote control.
Image Display
Display System 0.47" DMD
On-Screen Resolution Up to DCI 4K (4096 x 2160)
Supported Resolutions
Max Brightness 3000 Lumens
Uniformity 80%
Offset 100% 
Aspect Ratio Native: 16:9
Supported: 4:3
Dynamic Contrast Ratio 500,000:1
DLP Link 3D Yes
Supported 3D Formats Side by Side (up to 1080i)
Frame Packing (up to 1080p)
Top Bottom (up to 1080p)
Color Wheel 8-Segment (R/G/B/W/R/G/B/W)
Color Depth
Scan Vertical: 24 to 120 Hz
Horizontal: 31 to 135 kHz
Focus Manual
Lens f/2.5 - 3.26 (f = 20.91 - 32.62 mm)
Lens Shift Vertical: 15 ± 5%
Optical Zoom Manual: 1.3x
Throw Distance 2.9 - 34.89' / 0.884 - 10.634 m
Throw Ratio 1.21 to 1.59:1
Projection Size 34.1 - 302.4" / 86.61 - 768.10 cm
Digital Zoom 2x
Ceiling Mountable Yes
Rear Screen Projection Yes
Built-In Speaker Yes (Stereo)
Speaker Power 10W
Projection Tilt Option
Closed Captioning
Input/Output Connectors
Inputs/Outputs 2 x HDMI with MHL Support (HDMI Type-A) Audio, Video Input
1 x VGA (DE-15/DB-15) Video Input
1 x 1/8" / 3.5 mm Mini Audio Input
1 x 1/8" / 3.5 mm Mini Audio Output
1 x USB 2.0 (USB Type-A) Service Input
1 x USB 2.0 (USB Type-A) Data, LAN Input
1 x USB 2.0 (USB Type-A) Audio, Video Input
1 x Ethernet (RJ45) LAN Input/Output
1 x RS-232 (DE-9/DB-9) Control
1 x 12 V Trigger Control Output
1 x TOSLINK Audio Output
Memory Card Slot None
Virtual Assistant Support Amazon Alexa, Google Assistant
Operating System
Internal Storage
Wireless LAN / Wi-Fi Yes, with Included Adapter
Light Source Lamp (1 x OSRAM)
Color Temperature
Lamp Power 240 W
Expected Lamp Life Full Brightness: 4000 Hours
Medium Brightness: 10,000 Hours
Low Brightness: 15,000 Hours
Fan Noise Full Brightness: 28 dB
Low Brightness: 25 dB
Security Cable Lock Slot
Supported Audio File Types AAC, FLAC, MP3, WAV
Supported Document File Types DOC, PDF, PPT, XLS
Supported Photo File Types BMP, GIF, JPEG
Supported Video File Types AVI, H.264, HEVC, M4V, MKV, MOV, MP4, TS
Supported Languages
AC Input Power 100 to 240 VAC, 50 / 60 Hz
DC Power Requirements
Heat Dissipation
Power Consumption Full Brightness: 348 W
Low Brightness: 285 W
Battery Capacity
Max Operating Altitude 10000' / 3048 m
Operating Temperature 41 to 104°F / 5 to 40°C
Storage Temperature
Operating Humidity
Storage Humidity
Dimensions (W x H x D) 15.4 x 5.1 x 11.1" / 39.1 x 13.0 x 28.2 cm
Weight 11.75 lb / 5.33 kg

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