Optoma UHD50 vs ViewSonic PX747-4K
Optoma and ViewSonic
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Common
Product
Optoma UHD50
ViewSonic PX747-4K
Model
UHD50
PX747-4K
Brand
Optoma
ViewSonic
Reviews
233
362
Resolution
Native resolution
3840 x 2160
3840 x 2160
Max resolution (resized)
4096 x 2160
3840 x 2160
Resolution abbreviation
4K UHD
4K UHD
Properties
Projection screen size, inch
34-302
60-200
Projection distance, m/ft
1.2 - 8.1/3.2 - 26.2
0.9 - 11.6/2.9 - 38
Aspect ratio
16:9
16:9
Brightness, lumens
2400
3500
Contrast ratio
500000:1
12000:1
Throw ratio range
1.21:1 - 1.59:1
1.47:1 - 1.76:1
Color reproduction
1.07 billion
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
28
27
Power consumption, W
348
310
Features
Remote control
HDR
3D
Security
kensington lock, password protection
kensington lock, password protection
Projection method
front, rear, ceiling mount, tabletop
front, rear, ceiling mount, tabletop
Wireless connection
Additional features
DLP
has not
Lamp
Lamp type, W
240
240
Lamp life (normal mode), hours
4000
4000
Lamp life (eco mode), hours
15000
15000
Connectivity
HDMI
2
2
VGA input
1
1
Composite video input (RCA)
0
0
Audio input (RCA)
0
0
Audio input (3.5mm)
1
1
Audio output (3.5mm)
1
1
SPDIF (optical)
1
0
Ethernet (RJ45)
1
0
MHL
RS-232
1
0
12V trigger
1
1
USB
1
1
USB (service)
0
1
Audio
Integrated speakers
Speaker power, W
5
10
Sound type
stereo
mono
Lens
F-number
2.5 - 3.26
Focal length, mm
20.91 - 32.62
Lens shift, %
vertical +/- 15
Zoom ratio
1.3x
1.2x
Settings
Keystone adjustment vertical, +- degrees
15
40
Keystone adjustment horizontal, +- degrees
Operating temperature
Min, C/F
5/41
0/32
Max, C/F
40/104
40/104
Dimensions
Size W x H x D, сm/inches
38.1 x 12.7 x 27.9/ 15.4 x 5.1 x 11.1
33 x 12.7 x 25.4/13.1 x 5.3 x 10.3
Weight, kg/pounds
4.9/11.8
4.01/8.84
Projectors CHooseratoR comparison rating
- 11.3Optoma UHD50
- 15ViewSonic PX747-4K
The ViewSonic PX747-4K is better home theater projector in this comparison. Check ViewSonic PX747-4K price
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