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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Optoma EH465 vs ViewSonic PX747-4K
Optoma and ViewSonic
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Common
Product
Optoma EH465
ViewSonic PX747-4K
Model
EH465
PX747-4K
Brand
Optoma
ViewSonic
Reviews
93
529
Resolution
Native resolution
1920 x 1080
3840 x 2160
Max resolution (resized)
1920 x 1200
3840 x 2160
Resolution abbreviation
Full HD
4K UHD
Properties
Projection screen size, inch
26-324
60-200
Projection distance, m/ft
1.1 - 15/3.9 - 49
0.9 - 11.6/2.9 - 38
Aspect ratio
16:9
16:9
Brightness, lumens
4800
3500
Contrast ratio
20000:1
12000:1
Throw ratio range
1.39:1 - 2.09:1
1.47:1 - 1.76:1
Color reproduction
1.07 billion
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
31
27
Power consumption, W
370
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, Crestron RoomView
has not
Lamp
Lamp type, W
285
240
Lamp life (normal mode), hours
2500
4000
Lamp life (eco mode), hours
4500
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)
0
0
Ethernet (RJ45)
1
0
MHL
RS-232
1
0
12V trigger
1
1
USB
1
1
USB (service)
1
1
Audio
Integrated speakers
Speaker power, W
10
10
Sound type
mono
mono
Lens
F-number
2.42 - 2.97
Focal length, mm
20.7 - 31.5
Lens shift, %
Zoom ratio
1.2x
Settings
Keystone adjustment vertical, +- degrees
30
40
Keystone adjustment horizontal, +- degrees
25
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
31 x 10 x 22/12.2 x 3.9 x 8.6
33 x 12.7 x 25.4/13.1 x 5.3 x 10.3
Weight, kg/pounds
3.1/6.7
4.01/8.84
Other
Release year
2017
2018
Projectors CHooseratoR comparison rating
- 8.3Optoma EH465
- 7.3ViewSonic PX747-4K
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