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 Optoma UHD51ALV
VAVA and Optoma
4k.jpg
Aug 30, 2020
I hope you will find this Optoma UHD51ALV review helpful enough for your future purchases. I was very delighted to test this unit, as it has 4K True HD resolution and stunning 3D support. The colors ...
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Common
Product
VAVA 4K
Optoma UHD51ALV
Model
4K
UHD51ALV
Brand
VAVA
Optoma
Reviews
551
146
Resolution
Native resolution
3840 x 2160
3840 x 2160
Max resolution (resized)
3840 x 2160
4096 x 2160
Resolution abbreviation
4K UHD
4K UHD
Properties
Projection screen size, inch
80-150
34-302
Projection distance, m/ft
0.4 - 0,7/1.4 - 2.5
0.8 - 10.6/2.9 - 34.9
Aspect ratio
16:9
16:9
Brightness, lumens
6000
3000
Contrast ratio
1500000:1
500000:1
Throw ratio range
0.23:1
1.21:1 - 1.59:1
Color reproduction
Projection system
DLP
DLP
Noise level, dBA
32
28
Power consumption, W
360
317
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
Amazon Alexa, Google Assistant, DLP
Lamp
Lamp type, W
laser phosphor
240
Lamp life (normal mode), hours
25000
4000
Lamp life (eco mode), hours
25000
10000
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
1
Ethernet (RJ45)
1
1
MHL
RS-232
0
1
12V trigger
0
1
USB
1
3
USB (service)
0
1
Audio
Integrated speakers
Speaker power, W
30
5
Sound type
stereo
stereo
Lens
F-number
2.5 - 3.26
Focal length, mm
20.9 - 32.6
Lens shift, %
vertical +/- 10
Zoom ratio
1.3x
Settings
Keystone adjustment vertical, +- degrees
Keystone adjustment horizontal, +- degrees
Operating temperature
Min, C/F
0/32
5/41
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
39.1 x 12.9 x 28,1/15.4 x 5.1 x 11.1
Weight, kg/pounds
10.7/23.8
5.3/11.7
Other
Release year
2019
2018
Projectors CHooseratoR comparison rating
- 9VAVA 4K
- 9.6Optoma UHD51ALV
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