Optoma UHD51A vs Epson PowerLite 680

UHD51A vs PowerLite 680 comparison chart

Overall
Optoma UHD51A
9.6
Epson PowerLite 680
6.6
10
4
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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Common

Product

Optoma UHD51A
Epson PowerLite 680

Model

UHD51A
PowerLite 680

Brand

Optoma
Epson

Reviews

146
3

Resolution

Native resolution

3840 x 2160
1024 x 768

Max resolution (resized)

3840 x 2160
1600 x 1200

Resolution abbreviation

4K UHD
XGA

Properties

Projection screen size, inch

30-300
55-100

Projection distance, m/ft

0.8 - 10.6/2.9 - 34.8
0.3 - 0.8/1 - 1.8

Aspect ratio

16:9
4:3

Brightness, lumens

2400
3500

Contrast ratio

500000:1
14000:1

Throw ratio range

1.21:1 - 1.59:1
0.32:1

Color reproduction

1.07 billion
1.07 billion

Projection system

DLP
3LCD

Noise level, dBA

28
35

Power consumption, W

317
373

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
250

Lamp life (normal mode), hours

4000
5000

Lamp life (eco mode), hours

15000
10000

Connectivity

HDMI

2
3

VGA input

1
1

Composite video input (RCA)

0
1

Audio input (RCA)

0
1

Audio input (3.5mm)

1
1

Audio output (3.5mm)

1
1

SPDIF (optical)

1
0

Ethernet (RJ45)

1
1

MHL

RS-232

1
1

12V trigger

1
0

USB

3
1

USB (service)

1
1

Audio

Integrated speakers

Speaker power, W

5
16

Sound type

stereo
mono

Lens

F-number

2.5 - 3.26
1.6

Focal length, mm

20.91 - 32.62
3.7

Lens shift, %

vertical +/- 15

Zoom ratio

1.3x
1.3x

Settings

Keystone adjustment vertical, +- degrees

3

Keystone adjustment horizontal, +- degrees

3

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
35.5 x 17.7 x 38.1/14.5 x 7.4 x 15.8

Weight, kg/pounds

6.5/11.7
5.4/12.6

Other

Release year

2018
2016
Optoma UHD51A
Epson PowerLite 680
Optoma UHD51A
Epson PowerLite 680

Projectors CHooseratoR comparison rating

  • better
  • worse
  • 9.6
  • 6.6
  • 9.6Optoma UHD51A
  • 6.6Epson PowerLite 680

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