Aug 30, 2020
I’ve prepared the Optoma HD141X review especially for those who want an unrivaled 1080p picture quality. I can say undoubtedly that this apparatus is perfect for watching TV shows, sports and m...
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Optoma HD141X vs ViewSonic PX747-4K
Optoma and ViewSonic
hd141x.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
Optoma HD141X
ViewSonic PX747-4K
Model
HD141X
PX747-4K
Brand
Optoma
ViewSonic
Reviews
1377
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
42-305
60-200
Projection distance, m/ft
1 - 11/3.2 - 36
0.9 - 11.6/2.9 - 38
Aspect ratio
16:9
16:9
Brightness, lumens
3000
3500
Contrast ratio
20000:1
12000:1
Throw ratio range
1.48:1 - 1.62:1
1.47:1 - 1.76:1
Color reproduction
1073.4 million
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
26
27
Power consumption, W
262
310
Features
Remote control
HDR
3D
Security
password protection
kensington lock, password protection
Projection method
front, rear, ceiling mount, tabletop
front, rear, ceiling mount, tabletop
Wireless connection
Additional features
has not
has not
Lamp
Lamp type, W
190
240
Lamp life (normal mode), hours
5000
4000
Lamp life (eco mode), hours
6000
15000
Connectivity
HDMI
2
2
VGA input
1
1
Composite video input (RCA)
1
0
Audio input (RCA)
1
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
1
1
USB
0
1
USB (service)
1
1
Audio
Integrated speakers
Speaker power, W
10
10
Sound type
mono
mono
Lens
F-number
2.5 - 2.67
Focal length, mm
21.09 - 24.1
Lens shift, %
vertical +/- 40
Zoom ratio
1.1x
1.2x
Settings
Keystone adjustment vertical, +- degrees
40
40
Keystone adjustment horizontal, +- degrees
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
31.50 x 10.16 x 22.35/12.4 x 4 x 8.8
33 x 12.7 x 25.4/13.1 x 5.3 x 10.3
Weight, kg/pounds
2.4/5.5
4.01/8.84
Other
Release year
2014
2018
Projectors CHooseratoR comparison rating
- 7Optoma HD141X
- 7.3ViewSonic PX747-4K
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