Epson PowerLite 680 vs Optoma UHD51A review

Votes 1 1
Rating 5 5

Epson PowerLite 680 vs Optoma UHD51A comparison chart

Overall
Epson PowerLite 680
6.6
Optoma UHD51A
9.6
4
10

Epson PowerLite 680 vs Optoma UHD51A review

Epson PowerLite 680
vs
Optoma UHD51A

Epson PowerLite 680 vs Optoma UHD51A comparison definitely makes sense. Based on our rating, PowerLite 680 has a total rating of 6.6 out of 10 versus 9.6 for UHD51A.

Advantages Epson PowerLite 680 over Optoma UHD51A

  • Better brightness: 3500 vs 2400 lumens
  • Longer lamp life (normal mode): 5000 vs 4000 hours
  • More HDMI connectors: 3 vs 2

Advantages Optoma UHD51A over Epson PowerLite 680

  • Bring the cinematic 4K UHD experience home with the UHD51A
  • Bigger projection screen size: 30-300 inch vs 55-100 inch
  • Lower noise level, 28 dB vs 35 dB
  • Lower power consumption, 317 W vs 373 W
  • UHD51A is HDR-compatible
  • 3D support
  • Wireless connection enabled
  • More USB ports: 3 vs 1
  • Stereo sound vs mono from integrated speakers

Common features and specifications

  • Integrated speakers
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Common

Product

Epson PowerLite 680
Optoma UHD51A

Model

PowerLite 680
UHD51A

Brand

Epson
Optoma

Reviews

3
146

Resolution

Native resolution

1024 x 768
3840 x 2160

Max resolution (resized)

1600 x 1200
3840 x 2160

Resolution abbreviation

XGA
4K UHD

Properties

Projection screen size, inch

55-100
30-300

Projection distance, m/ft

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

Aspect ratio

4:3
16:9

Brightness, lumens

3500
2400

Contrast ratio

14000:1
500000:1

Throw ratio range

0.32:1
1.21:1 - 1.59:1

Color reproduction

1.07 billion
1.07 billion

Projection system

3LCD
DLP

Noise level, dBA

35
28

Power consumption, W

373
317

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
DLP, Amazon Alexa, Google Assistant

Lamp

Lamp type, W

250
240

Lamp life (normal mode), hours

5000
4000

Lamp life (eco mode), hours

10000
15000

Connectivity

HDMI

3
2

VGA input

1
1

Composite video input (RCA)

1
0

Audio input (RCA)

1
0

Audio input (3.5mm)

1
1

Audio output (3.5mm)

1
1

SPDIF (optical)

0
1

Ethernet (RJ45)

1
1

MHL

RS-232

1
1

12V trigger

0
1

USB

1
3

USB (service)

1
1

Audio

Integrated speakers

Speaker power, W

16
5

Sound type

mono
stereo

Lens

F-number

1.6
2.5 - 3.26

Focal length, mm

3.7
20.91 - 32.62

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

35.5 x 17.7 x 38.1/14.5 x 7.4 x 15.8
39.2 x 12.9 x 28.1/15.4 x 5.1 x 11.1

Weight, kg/pounds

5.4/12.6
6.5/11.7

Other

Release year

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

Projectors SoundStrokes Art comparison rating

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

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