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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Nebula Mars II vs ViewSonic PX747-4K
Nebula and ViewSonic
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Common
Product
Nebula Mars II
ViewSonic PX747-4K
Model
Mars II
PX747-4K
Brand
Nebula
ViewSonic
Reviews
517
529
Resolution
Native resolution
1280 × 720
3840 x 2160
Max resolution (resized)
1280 × 720
3840 x 2160
Resolution abbreviation
HD
4K UHD
Properties
Projection screen size, inch
30-150
60-200
Projection distance, m/ft
1 - 3/3.2 - 9.8
0.9 - 11.6/2.9 - 38
Aspect ratio
16:9
16:9
Brightness, lumens
300
3500
Contrast ratio
1000:1
12000:1
Throw ratio range
1.47:1 - 1.76:1
Color reproduction
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
32
27
Power consumption, W
57
310
Features
Remote control
HDR
3D
Security
kensington lock, password protection
Projection method
front, rear, tabletop
front, rear, ceiling mount, tabletop
Wireless connection
Additional features
Android OS, Bluetooth, Wi-Fi
has not
Lamp
Lamp type, W
240
Lamp life (normal mode), hours
30000
4000
Lamp life (eco mode), hours
30000
15000
Connectivity
HDMI
1
2
VGA input
0
1
Composite video input (RCA)
0
0
Audio input (RCA)
0
0
Audio input (3.5mm)
0
1
Audio output (3.5mm)
1
1
SPDIF (optical)
0
0
Ethernet (RJ45)
0
0
MHL
RS-232
0
0
12V trigger
0
1
USB
1
1
USB (service)
0
1
Audio
Integrated speakers
Speaker power, W
5
10
Sound type
stereo
mono
Lens
F-number
Focal length, mm
Lens shift, %
Zoom ratio
1.2x
Settings
Keystone adjustment vertical, +- degrees
40
Keystone adjustment horizontal, +- degrees
Operating temperature
Min, C/F
0/32
0/32
Max, C/F
35/95
40/104
Dimensions
Size W x H x D, сm/inches
12.2 × 13.8 × 17.8/ 4.8 × 5.4 × 7
33 x 12.7 x 25.4/13.1 x 5.3 x 10.3
Weight, kg/pounds
1.4/2.2
4.01/8.84
Other
Release year
2018
2018
Projectors CHooseratoR comparison rating
- 6.6Nebula Mars II
- 7.3ViewSonic PX747-4K
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