Optoma UHD51A vs Optoma UHL55

UHD51A vs UHL55 comparison chart

Overall
Optoma UHD51A
9.6
Optoma UHL55
9
10
10
Votes 1 1
Rating 5 5
Optoma UHD51A

Aug 27, 2020

This Optoma UHD15A review is targeted for users who seek true realism in every scene. This device is a 4K Ultra HD projector that is unmatched in home entertainment. It will provide you with superb c...

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Optoma UHL55

Aug 30, 2020

The Optoma UHL55 review will be beneficial for the customers who seek an exceptional cinema quality for their home theater. With this model, you will immerse yourself in the Ultra HD world. This comp...

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Common

Product

Optoma UHD51A
Optoma UHL55

Model

UHD51A
UHL55

Brand

Optoma
Optoma

Reviews

146
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

30-300
30-200

Projection distance, m/ft

0.8 - 10.6/2.9 - 34.8
0.7 - 5.3/2.6 - 17.4

Aspect ratio

16:9
16:9

Brightness, lumens

2400
1500

Contrast ratio

500000:1
250000:1

Throw ratio range

1.21:1 - 1.59:1
1.2:1

Color reproduction

1.07 billion

Projection system

DLP
DLP

Noise level, dBA

28
28

Power consumption, W

317
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

DLP, Amazon Alexa, Google Assistant
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)

1
1

Ethernet (RJ45)

1
1

MHL

RS-232

1
0

12V trigger

1
0

USB

3
2

USB (service)

1
0

Audio

Integrated speakers

Speaker power, W

5
8

Sound type

stereo
stereo

Lens

F-number

2.5 - 3.26

Focal length, mm

20.91 - 32.62

Lens shift, %

vertical +/- 15

Zoom ratio

1.3x

Settings

Keystone adjustment vertical, +- degrees

Keystone adjustment horizontal, +- degrees

Operating temperature

Min, C/F

5/41
5/41

Max, C/F

40/104
40/104

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
21.8 x 13.4 x 21.8/8.6 x 5.3 x 8.6

Weight, kg/pounds

6.5/11.7
3.9/8.7

Other

Release year

2018
2018
Optoma UHD51A
Optoma UHL55
Optoma UHD51A
Optoma UHL55

Projectors CHooseratoR comparison rating

  • better
  • worse
  • 9.6
  • 9
  • 9.6Optoma UHD51A
  • 9Optoma UHL55

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