Aug 27, 2020
The ViewSonic PX747-4K review is about a high brightness (3500 ANSI Lumens) 4K UHD projector for professional use and entertainment. With a brightness level of 3500 lumens, it provides a guaranteed p...
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ViewSonic PX747-4K vs Optoma HD143X
ViewSonic and Optoma
px747-4k.jpg
Aug 20, 2020
This HD143X review is undoubtedly worth your attention. Full HD 1080p Optoma projector is perfect for watching films, TV shows, live matches at any time of the day on a large screen. Comfortable and ...
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Common
Product
ViewSonic PX747-4K
Optoma HD143X
Model
PX747-4K
HD143X
Brand
ViewSonic
Optoma
Reviews
529
1908
Resolution
Native resolution
3840 x 2160
1920 x 1080
Max resolution (resized)
3840 x 2160
1920 x 1200
Resolution abbreviation
4K UHD
Full HD
Properties
Projection screen size, inch
60-200
37-307
Projection distance, m/ft
0.9 - 11.6/2.9 - 38
1.2 - 11/3.2 - 36
Aspect ratio
16:9
16:9
Brightness, lumens
3500
3000
Contrast ratio
12000:1
23000:1
Throw ratio range
1.47:1 - 1.76:1
1.47:1 - 1.62:1
Color reproduction
1.07 billion
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
27
31
Power consumption, W
310
330
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
has not
has not
Lamp
Lamp type, W
240
240
Lamp life (normal mode), hours
4000
3500
Lamp life (eco mode), hours
15000
10000
Connectivity
HDMI
2
2
VGA input
1
0
Composite video input (RCA)
0
0
Audio input (RCA)
0
0
Audio input (3.5mm)
1
0
Audio output (3.5mm)
1
1
SPDIF (optical)
0
0
Ethernet (RJ45)
0
0
MHL
RS-232
0
0
12V trigger
1
1
USB
1
1
USB (service)
1
0
Audio
Integrated speakers
Speaker power, W
10
10
Sound type
mono
mono
Lens
F-number
2.1 - 2.31
Focal length, mm
15.59 - 17.1
Lens shift, %
vertical +/- 40
Zoom ratio
1.2x
1.1x
Settings
Keystone adjustment vertical, +- degrees
40
40
Keystone adjustment horizontal, +- degrees
Operating temperature
Min, C/F
0/32
5/41
Max, C/F
40/104
35/95
Dimensions
Size W x H x D, сm/inches
33 x 12.7 x 25.4/13.1 x 5.3 x 10.3
31.7 x 10.1 x 22.8/12.5 x 4 x 9.7
Weight, kg/pounds
4.01/8.84
2.49/5.5
Other
Release year
2018
2018
Projectors CHooseratoR comparison rating
- 7.3ViewSonic PX747-4K
- 6.6Optoma HD143X
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