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 ML750ST
ViewSonic and Optoma
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Common
Product
ViewSonic PX747-4K
Optoma ML750ST
Model
PX747-4K
ML750ST
Brand
ViewSonic
Optoma
Reviews
529
101
Resolution
Native resolution
3840 x 2160
1280 x 800
Max resolution (resized)
3840 x 2160
1920 x 1080
Resolution abbreviation
4K UHD
WXGA
Properties
Projection screen size, inch
60-200
30-80
Projection distance, m/ft
0.9 - 11.6/2.9 - 38
0.4 - 3.5/1.3 - 11.4
Aspect ratio
16:9
16:10
Brightness, lumens
3500
700
Contrast ratio
12000:1
20000:1
Throw ratio range
1.47:1 - 1.76:1
0.8:1
Color reproduction
1.07 billion
16.77 billion
Projection system
DLP
DLP
Noise level, dBA
27
22
Power consumption, W
310
77
Features
Remote control
HDR
3D
Security
kensington lock, password protection
password protection
Projection method
front, rear, ceiling mount, tabletop
front, ceiling mount, tabletop
Wireless connection
optional
Additional features
has not
has not
Lamp
Lamp type, W
240
Lamp life (normal mode), hours
4000
20000
Lamp life (eco mode), hours
15000
20000
Connectivity
HDMI
2
1
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
0
SPDIF (optical)
0
0
Ethernet (RJ45)
0
0
MHL
RS-232
0
0
12V trigger
1
0
USB
1
1
USB (service)
1
0
Audio
Integrated speakers
Speaker power, W
10
1.5
Sound type
mono
mono
Lens
F-number
1.9
Focal length, mm
8.02
Lens shift, %
vertical +/- 40
Zoom ratio
1.2x
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
11.2 x 4.5 x 10.5/4.4 x 1.6 x 4.1
Weight, kg/pounds
4.01/8.84
0.3/0.9
Other
Release year
2018
2016
Projectors CHooseratoR comparison rating
- 7.3ViewSonic PX747-4K
- 7Optoma ML750ST
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