Aug 20, 2020
VAVA 4K review is going to highlight the most important parts of this perfect device. It provides you with a massive picture up to 150 inches with no headache about the right positioning. VAVA, as a ...
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VAVA 4K vs ViewSonic PX747-4K
VAVA and ViewSonic
4k.jpg
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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Common
Product
VAVA 4K
ViewSonic PX747-4K
Model
4K
PX747-4K
Brand
VAVA
ViewSonic
Reviews
551
529
Resolution
Native resolution
3840 x 2160
3840 x 2160
Max resolution (resized)
3840 x 2160
3840 x 2160
Resolution abbreviation
4K UHD
4K UHD
Properties
Projection screen size, inch
80-150
60-200
Projection distance, m/ft
0.4 - 0,7/1.4 - 2.5
0.9 - 11.6/2.9 - 38
Aspect ratio
16:9
16:9
Brightness, lumens
6000
3500
Contrast ratio
1500000:1
12000:1
Throw ratio range
0.23:1
1.47:1 - 1.76:1
Color reproduction
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
32
27
Power consumption, W
360
310
Features
Remote control
HDR
3D
Security
kensington lock, password protection
Projection method
front, tabletop
front, rear, ceiling mount, tabletop
Wireless connection
Additional features
Android OS, Bluetooth
has not
Lamp
Lamp type, W
laser phosphor
240
Lamp life (normal mode), hours
25000
4000
Lamp life (eco mode), hours
25000
15000
Connectivity
HDMI
3
2
VGA input
0
1
Composite video input (RCA)
1
0
Audio input (RCA)
0
0
Audio input (3.5mm)
0
1
Audio output (3.5mm)
1
1
SPDIF (optical)
1
0
Ethernet (RJ45)
1
0
MHL
RS-232
0
0
12V trigger
0
1
USB
1
1
USB (service)
0
1
Audio
Integrated speakers
Speaker power, W
30
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
40/104
40/104
Dimensions
Size W x H x D, сm/inches
53.3 x 10.6 x 36.8/21 x 4.2 x 14.5
33 x 12.7 x 25.4/13.1 x 5.3 x 10.3
Weight, kg/pounds
10.7/23.8
4.01/8.84
Other
Release year
2019
2018
Projectors CHooseratoR comparison rating
- 9VAVA 4K
- 7.3ViewSonic PX747-4K
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