Optoma ML750ST vs ViewSonic PX747-4K review
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It makes sense comparing Optoma ML750ST vs ViewSonic PX747-4K because they both are able to give some premium features. Based on our rating, ML750ST has a total rating of 7 out of 10 versus 7.3 for PX747-4K.
Advantages Optoma ML750ST over ViewSonic PX747-4K
- Lower noise level, 22 dB vs 27 dB
- Lower power consumption, 77 W vs 310 W
- 3D support
- Longer lamp life (normal mode): 20000 vs 4000 hours
Advantages ViewSonic PX747-4K over Optoma ML750ST
- Bring the cinematic 4K UHD experience home with the PX747-4K
- Bigger projection screen size: 60-200 inch vs 30-80 inch
- Better brightness: 3500 vs 700 lumens
- PX747-4K is HDR-compatible
- More HDMI connectors: 2 vs 1
Common features and specifications
- Equal USB ports quantity: 1
- Integrated speakers
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Common
Product
Optoma ML750ST
ViewSonic PX747-4K
Model
ML750ST
PX747-4K
Brand
Optoma
ViewSonic
Reviews
101
523
Resolution
Native resolution
1280 x 800
3840 x 2160
Max resolution (resized)
1920 x 1080
3840 x 2160
Resolution abbreviation
WXGA
4K UHD
Properties
Projection screen size, inch
30-80
60-200
Projection distance, m/ft
0.4 - 3.5/1.3 - 11.4
0.9 - 11.6/2.9 - 38
Aspect ratio
16:10
16:9
Brightness, lumens
700
3500
Contrast ratio
20000:1
12000:1
Throw ratio range
0.8:1
1.47:1 - 1.76:1
Color reproduction
16.77 billion
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
22
27
Power consumption, W
77
310
Features
Remote control
HDR
3D
Security
password protection
kensington lock, password protection
Projection method
front, ceiling mount, tabletop
front, rear, ceiling mount, tabletop
Wireless connection
optional
Additional features
has not
has not
Lamp
Lamp type, W
240
Lamp life (normal mode), hours
20000
4000
Lamp life (eco mode), hours
20000
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)
0
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
1.5
10
Sound type
mono
mono
Lens
F-number
1.9
Focal length, mm
8.02
Lens shift, %
vertical +/- 40
Zoom ratio
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
35/95
40/104
Dimensions
Size W x H x D, сm/inches
11.2 x 4.5 x 10.5/4.4 x 1.6 x 4.1
33 x 12.7 x 25.4/13.1 x 5.3 x 10.3
Weight, kg/pounds
0.3/0.9
4.01/8.84
Other
Release year
2016
2018
Projectors SoundStrokes Art comparison rating
- 7Optoma ML750ST
- 7.3ViewSonic PX747-4K
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