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Optoma UHD40 Projector
Optoma UHD40
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Optoma UHD51 Projector
Optoma UHD51
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Optoma UHD65 Projector
Optoma UHD65
Available colors
Editiorial reviews
3
4.7 out of 5
3 user ratings
5 stars
66 %
4 stars
33 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
6
6 editorial reviews
I’ve been writing about projectors for more than 10 years now, and it has been a delight to see the quality increase and the prices fall. And, of course, the technological developments. But, in truth, I haven’t been all that enamoured by the move to ever higher resolutions. Some years ago, I was telling readers that “720 is plenty”. Even on a 100″ projector screen, the resolution is enough to banish any blurring at the… Now read on…Read more
Our Optoma UHD51A review takes a look at a 4K UHD HDR home theatre projector with both Alexa and Google Home support, as well as a built-in media player.Read more
‘Hey Alexa, bring the cinema home’Read more
Read editorial reviews
14
4.1 out of 5
8 user ratings
5 stars
25 %
4 stars
75 %
3 stars
0 %
2 stars
0 %
1 stars
0 %
Read editorial reviews
User rating
55
3.6 out of 5
55 user ratings
5 stars
23 %
4 stars
30 %
3 stars
30 %
2 stars
14 %
1 stars
0 %
45
3.8 out of 5
45 user ratings
5 stars
28 %
4 stars
33 %
3 stars
28 %
2 stars
8 %
1 stars
0 %
52
4.0 out of 5
52 user ratings
5 stars
36 %
4 stars
32 %
3 stars
23 %
2 stars
7 %
1 stars
0 %

General

Projector typeDLPDLPDLP

Connectivity

Analogue 3.5mm inputyesyesyes
Component input (YPbPr/YCbCr)no
N/A
no
Number of component video (YPbPr/YCbCr) inputs1
N/A
N/A
Composite inputno
N/A
no
Digital coaxial output (S/PDIF)yesyesyes
Serial interface typeRS-232RS-232RS-232
DisplayPortno
N/A
no
DVI innonono
HDMIyesyesyes
HDMI version2.02.01.4a/2.0
Number of HDMI inputs222
MHLno
N/A
yes
HDCPyesyesyes
Number of headphone outputs1
N/A
N/A
Microphone inputyes
N/A
no
S-video inputno
N/A
no
USByesyesyes
USB 2.0222
USB powered (only mha USB)yes
N/A
yes
VGA inyesyesyes
Number of VGA (D-Sub) ports111
12V triggeryesyesyes
Analog 3.5mm output
N/A
yesyes
HDMI connector type
N/A
Full-sizeFull-size
Other connectors
N/A
5mm output5mm output
AC (power) input
N/A
yesyes
Analogue RCA stereo input
N/A
N/A
no
Digital coaxial input (S/PDIF)
N/A
N/A
no
MHL version
N/A
N/A
2.1
Headphone output
N/A
N/A
no
SCART in
N/A
N/A
no
USB (total)
N/A
N/A
1

Design

Design typeCeiling-mounted projectorDesktop projectorDesktop projector
Portableyesnono
Colour of productWhiteBlackBlack
SteeringMotor-drivenManualManual
Built-in displaynonono
Cable lock slotyesyesyes
3-Chip/Colour wheel
N/A
N/A
Colour wheel

Technical details

Noise level< 25< 2525 - 28
Operating relative humidity (H-H)0 - 850 - 850 - 85
Noise level (economic mode)
N/A
N/A
25.0 dB

Dimensions

Width15.43 in15.43 in19.61 in
Height4.65 in4.65 in5.55 in
Depth11.06 in11.06 in13.03 in
Weight11.51 lb11.51 lb17.2 lb

Optics

Lens shiftyesyesyes
Focal length range (f-f)12.81 - 16.7412.81 - 16.7420.91 - 32.62
Horizontal lens shift range10 - 10
N/A
N/A
Type of lens shiftVerticalVerticalVertical
Throw ratio1.21 - 1.591.21 - 1.591.39 - 2.22
Zoom ratio1.3 x1.3 x1.6 x
Zoom typeManualManualManual
Projection distance1.2 - 8.11.2 - 8.11.3 - 9.3
Offset105.0 %105.0 %
N/A
Lens memory
N/A
N/A
no
Focus
N/A
N/A
Manual
Aperture range (F-F)
N/A
N/A
2.5 - 3.26

Lighting

Type of lampLED
N/A
Bulb
Lamp life max (normal)15000.0 h4000.0 h1500.0 h
Lamp life max (eco)15000.0 h10000.0 h10000.0 h
Bulb power240.0 W240.0 W240.0 W
Number of lamps
N/A
11

Image

Screen size34.3 - 302.434.3 - 302.426.4 - 302.4
Screen size compatibility34.1 - 302.434.1 - 302.426.45 - 302.2
Resolution3840 x 2160 px3840 x 2160 px3840 x 2160 px
Supported graphics resolutions
  • 640 x 480
  • 854 x 480
  • 1024 x 768
  • 1280 x 1024
  • 1280 x 768
  • 1600 x 1200
  • 1920 x 1080
  • 1920 x 1200
  • 3840 x 2160
  • 640 x 480
  • 800 x 600
  • 1024 x 768
  • 1280 x 1024
  • 1280 x 720
  • 1280 x 768
  • 1600 x 1200
  • 1920 x 1080
  • 1920 x 1200
  • 3840 x 2160
  • 640 x 480
  • 800 x 600
  • 1024 x 768
  • 1280 x 1024
  • 1280 x 720
  • 1280 x 768
  • 1920 x 1080
  • 1920 x 1200
Native aspect ratio16:916:916:9
Aspect ratio
  • 4:3
  • 16:9
  • 4:3
  • 16:9
  • 4:3
  • 16:9
Brightness (max)2400.0 lm2400.0 lm2200.0 lm
Contrast ratio500000:1500000:11200000:1
Dynamic contrast500000:1500000:11200000:1
Video formats supported
  • 480i
  • 480p
  • 576i
  • 576p
  • 720p
  • 1080i
  • 1080p
  • 2160p
  • 480i
  • 480p
  • 576i
  • 576p
  • 720p
  • 1080i
  • 1080p
  • 2160p
  • 480i
  • 480p
  • 576i
  • 576p
  • 720p
  • 1080i
  • 1080p
  • 2160p
Preset modesISF Day
N/A
N/A
Number of colours
N/A
N/A
1.073 billion colours
Image frequency
N/A
N/A
  • 24p
  • 30p
  • 50p
  • 60p
Refresh rate
N/A
N/A
120.0 Hz

Features

Handheld remote controlyesyesyes
Memory card readernonono
Password protectionyesyes
N/A
On Screen Display (OSD)yesyesyes
On Screen Display (OSD) languages
  • CHI
  • DEU
  • ENG
  • ESP
  • FRE
  • ITA
  • JPN
  • POR
  • RUS
  • CHI
  • DEU
  • ENG
  • ESP
  • FRE
  • ITA
  • JPN
  • POR
  • RUS
  • CHI
  • CHI
  • DEU
  • ENG
  • ESP
  • FRE
  • ITA
  • POR
  • RUS
RoHS compliance
N/A
N/A
yes
Backlit remote control
N/A
N/A
no

Communication

Ethernet connectionnoyesyes
Wireless network (Wi-Fi)nonono
Number of Ethernet LAN (RJ-45) ports
N/A
11

Compatibility

3D support (3D-Ready)noyesno
HD readyyesyesyes
Full HD (HD ready 1080p)yesyesyes
HDRyesyesyes
HDR Format
N/A
N/A
HDR10

Audio features

Built-in speakersyesyesyes
Number of built-in speakers222
RMS rated power5.0 W5.0 W4.0 W

Power

Operational Power Consumption (min-max)< 305
N/A
249 - 305
Power consumption (standby)0.5 W0.5 W0.5 W
Power consumption (max)305.0 W305.0 W
N/A
Power management
  • Mains
  • USB
N/A
  • Mains
  • USB
Power consumption (typical)
N/A
N/A
305.0 W
Power consumption (economy mode)
N/A
N/A
249.0 W
Separate power connector (mains)
N/A
N/A
Large power inlet connector

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