Optoma UHD51A vs Optoma HD143X review

Votes 1 1
Rating 5 5
Optoma UHD51A
vs
Optoma HD143X

An affordable projector is always a good option to consider, so Optoma UHD51A vs Optoma HD143X comparison definitely makes sense. Based on our rating, UHD51A has a total rating of 9.6 out of 10 versus 6.6 for HD143X.

Advantages Optoma UHD51A over Optoma HD143X

  • Bring the cinematic 4K UHD experience home with the UHD51A
  • Lower noise level, 28 dB vs 31 dB
  • Lower power consumption, 317 W vs 330 W
  • UHD51A is HDR-compatible
  • Wireless connection enabled
  • Longer lamp life (normal mode): 4000 vs 3500 hours
  • More USB ports: 3 vs 1
  • Stereo sound vs mono from integrated speakers

Advantages Optoma HD143X over Optoma UHD51A

  • Bigger projection screen size: 37-307 inch vs 30-300 inch
  • Better brightness: 3000 vs 2400 lumens

Common features and specifications

  • 3D support
  • Equal HDMI connectors quantity: 2
  • Integrated speakers

Projectors comparison chart

Overall
Optoma UHD51A
9.6
Optoma HD143X
6.6
10
6
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Common

Product

Optoma UHD51A
Optoma HD143X

Model

UHD51A
HD143X

Brand

Optoma
Optoma

Reviews

144
1648

Resolution

Native resolution

3840 x 2160
1920 x 1080

Max resolution (resized)

3840 x 2160
1920 x 1200

Resolution abbreviation

4K UHD
Full HD

Properties

Projection screen size, inch

30-300
37-307

Projection distance, m/ft

0.8 - 10.6/2.9 - 34.8
1.2 - 11/3.2 - 36

Aspect ratio

16:9
16:9

Brightness, lumens

2400
3000

Contrast ratio

500000:1
23000:1

Throw ratio range

1.21:1 - 1.59:1
1.47:1 - 1.62:1

Color reproduction

1.07 billion
1.07 billion

Projection system

DLP
DLP

Noise level, dBA

28
31

Power consumption, W

317
330

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

DLP, Amazon Alexa, Google Assistant
has not

Lamp

Lamp type, W

240
240

Lamp life (normal mode), hours

4000
3500

Lamp life (eco mode), hours

15000
10000

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)

1
0

Ethernet (RJ45)

1
0

MHL

RS-232

1
0

12V trigger

1
1

USB

3
1

USB (service)

1
0

Audio

Integrated speakers

Speaker power, W

5
10

Sound type

stereo
mono

Lens

F-number

2.5 - 3.26
2.1 - 2.31

Focal length, mm

20.91 - 32.62
15.59 - 17.1

Lens shift, %

vertical +/- 15
vertical +/- 40

Zoom ratio

1.3x
1.1x

Settings

Keystone adjustment vertical, +- degrees

40

Keystone adjustment horizontal, +- degrees

Operating temperature

Min, C/F

5/41
5/41

Max, C/F

40/104
35/95

User manual

Manual

Dimensions

Size W x H x D, сm/inches

39.2 x 12.9 x 28.1/15.4 x 5.1 x 11.1
31.7 x 10.1 x 22.8/12.5 x 4 x 9.7

Weight, kg/pounds

6.5/11.7
2.49/5.5
Optoma UHD51A
Optoma HD143X
Optoma UHD51A
Optoma HD143X

Projectors SoundStrokes Art comparison rating

  • better
  • worse
  • 9.6
  • 6.6
  • 9.6Optoma UHD51A
  • 6.6Optoma HD143X

The Optoma UHD51A is better home theater projector in this comparison. Check Optoma UHD51A price