ViewSonic PX747-4K vs Optoma UHL55 review

Votes 1 1
Rating 5 5
ViewSonic PX747-4K
vs
Optoma UHL55

It makes sense comparing ViewSonic PX747-4K vs Optoma UHL55 because they both are able to give some premium features. Based on our rating, PX747-4K has a total rating of 7.3 out of 10 versus 9 for UHL55.

Advantages ViewSonic PX747-4K over Optoma UHL55

  • Bigger projection screen size: 60-200 inch vs 30-200 inch
  • Better brightness: 3500 vs 1500 lumens
  • Lower noise level, 27 dB vs 28 dB

Advantages Optoma UHL55 over ViewSonic PX747-4K

  • Lower power consumption, 170 W vs 310 W
  • 3D support
  • Wireless connection enabled
  • Longer lamp life (normal mode): 20000 vs 4000 hours
  • More USB ports: 2 vs 1
  • Stereo sound vs mono from integrated speakers

Common features and specifications

  • 4K UHD resolution
  • HDR-compatible
  • Equal HDMI connectors quantity: 2
  • Integrated speakers

Projectors comparison chart

Overall
ViewSonic PX747-4K
7.3
Optoma UHL55
9
6
10
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Common

Product

ViewSonic PX747-4K
Optoma UHL55

Model

PX747-4K
UHL55

Brand

ViewSonic
Optoma

Reviews

523
79

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

60-200
30-200

Projection distance, m/ft

0.9 - 11.6/2.9 - 38
0.7 - 5.3/2.6 - 17.4

Aspect ratio

16:9
16:9

Brightness, lumens

3500
1500

Contrast ratio

12000:1
250000:1

Throw ratio range

1.47:1 - 1.76:1
1.2:1

Color reproduction

1.07 billion

Projection system

DLP
DLP

Noise level, dBA

27
28

Power consumption, W

310
170

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
Bluetooth, Amazon Alexa, Google Assistant, DLP

Lamp

Lamp type, W

240

Lamp life (normal mode), hours

4000
20000

Lamp life (eco mode), hours

15000
30000

Connectivity

HDMI

2
2

VGA input

1
0

Composite video input (RCA)

0
0

Audio input (RCA)

0
0

Audio input (3.5mm)

1
0

Audio output (3.5mm)

1
1

SPDIF (optical)

0
1

Ethernet (RJ45)

0
1

MHL

RS-232

0
0

12V trigger

1
0

USB

1
2

USB (service)

1
0

Audio

Integrated speakers

Speaker power, W

10
8

Sound type

mono
stereo

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
5/41

Max, C/F

40/104
40/104

User manual

Manual

Dimensions

Size W x H x D, сm/inches

33 x 12.7 x 25.4/13.1 x 5.3 x 10.3
21.8 x 13.4 x 21.8/8.6 x 5.3 x 8.6

Weight, kg/pounds

4.01/8.84
3.9/8.7
ViewSonic PX747-4K
Optoma UHL55
ViewSonic PX747-4K
Optoma UHL55

Projectors SoundStrokes Art comparison rating

  • better
  • worse
  • 7.3
  • 9
  • 7.3ViewSonic PX747-4K
  • 9Optoma UHL55

The Optoma UHL55 is better home theater projector in this comparison. Check Optoma UHL55 price

ViewSonic PX747-4K competitors

Optoma UHL55 competitors