Aug 27, 2020
Are you looking for life-like colors for your home screen? Well, then this ViewSonic PJD7828HDL review is for you. It’s equipped with SuperColor — Best-In-Class Color Performance technolo...
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ViewSonic PJD7828HDL vs Optoma UHD51ALV
ViewSonic and Optoma
pjd7828hdl.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
ViewSonic PJD7828HDL
Optoma UHD51ALV
Model
PJD7828HDL
UHD51ALV
Brand
ViewSonic
Optoma
Reviews
926
146
Resolution
Native resolution
1920 x 1080
3840 x 2160
Max resolution (resized)
1920 x 1080
4096 x 2160
Resolution abbreviation
Full HD
4K UHD
Properties
Projection screen size, inch
30-300
34-302
Projection distance, m/ft
1.3 - 14.3/4.2-47
0.8 - 10.6/2.9 - 34.9
Aspect ratio
16:9
16:9
Brightness, lumens
3200
3000
Contrast ratio
20000:1
500000:1
Throw ratio range
1.15:1 - 1.5:1
1.21:1 - 1.59:1
Color reproduction
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
35
28
Power consumption, W
300
317
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
has not
Amazon Alexa, Google Assistant, DLP
Lamp
Lamp type, W
210
240
Lamp life (normal mode), hours
4000
4000
Lamp life (eco mode), hours
10000
10000
Connectivity
HDMI
1
2
VGA input
1
1
Composite video input (RCA)
1
0
Audio input (RCA)
1
0
Audio input (3.5mm)
1
1
Audio output (3.5mm)
1
1
SPDIF (optical)
0
1
Ethernet (RJ45)
0
1
MHL
RS-232
1
1
12V trigger
0
1
USB
0
3
USB (service)
1
1
Audio
Integrated speakers
Speaker power, W
10
5
Sound type
mono
stereo
Lens
F-number
1.49 - 1.72
2.5 - 3.26
Focal length, mm
16.9 - 20.28
20.9 - 32.6
Lens shift, %
vertical +/- 30
vertical +/- 10
Zoom ratio
1.1x
1.3x
Settings
Keystone adjustment vertical, +- degrees
40
Keystone adjustment horizontal, +- degrees
Operating temperature
Min, C/F
5/41
5/41
Max, C/F
40/104
40/104
Dimensions
Size W x H x D, сm/inches
31.5 x 10.4 x 22.8/12.4 x 4.1 x 9
39.1 x 12.9 x 28,1/15.4 x 5.1 x 11.1
Weight, kg/pounds
2/4.6
5.3/11.7
Other
Release year
2016
2018
Projectors CHooseratoR comparison rating
- 6.3ViewSonic PJD7828HDL
- 9.6Optoma UHD51ALV
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