Optoma UHD51ALV vs Epson Home Cinema 2045 review

Votes 1 1
Rating 5 5
Optoma UHD51ALV
vs
Epson Home Cinema 2045

The Optoma UHD51ALV vs Epson Home Cinema 2045 comparison proves that these projectors have many common features. Based on our rating, UHD51ALV has a total rating of 9.6 out of 10 versus 8 for Home Cinema 2045.

Advantages Optoma UHD51ALV over Epson Home Cinema 2045

  • Bring the cinematic 4K UHD experience home with the UHD51ALV
  • Better brightness: 3000 vs 2200 lumens
  • Lower noise level, 28 dB vs 37 dB
  • UHD51ALV is HDR-compatible
  • More USB ports: 3 vs 1
  • Stereo sound vs mono from integrated speakers

Advantages Epson Home Cinema 2045 over Optoma UHD51ALV

  • Bigger projection screen size: 34-332 inch vs 34-302 inch
  • Lower power consumption, 307 W vs 317 W

Common features and specifications

  • 3D support
  • Wireless connection
  • Equal lamp life (normal mode): 4000 hours
  • Equal HDMI connectors quantity: 2
  • Integrated speakers

Projectors comparison chart

Overall
Optoma UHD51ALV
9.6
Epson Home Cinema 2045
8
10
8
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Common

Product

Optoma UHD51ALV
Epson Home Cinema 2045

Model

UHD51ALV
Home Cinema 2045

Brand

Optoma
Epson

Reviews

144
170

Resolution

Native resolution

3840 x 2160
1920 x 1080

Max resolution (resized)

4096 x 2160
1920 x 1080

Resolution abbreviation

4K UHD
Full HD

Properties

Projection screen size, inch

34-302
34-332

Projection distance, m/ft

0.8 - 10.6/2.9 - 34.9
0.8 - 10.9/2.9 - 35.8

Aspect ratio

16:9
16:10

Brightness, lumens

3000
2200

Contrast ratio

500000:1
35000:1

Throw ratio range

1.21:1 - 1.59:1
1.22:1 - 1.47:1

Color reproduction

1.07 billion

Projection system

DLP
3LCD

Noise level, dBA

28
37

Power consumption, W

317
307

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

Amazon Alexa, Google Assistant, DLP
Miracast

Lamp

Lamp type, W

240
200

Lamp life (normal mode), hours

4000
4000

Lamp life (eco mode), hours

10000
7500

Connectivity

HDMI

2
2

VGA input

1
1

Composite video input (RCA)

0
1

Audio input (RCA)

0
2

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
0

USB

3
1

USB (service)

1
1

Audio

Integrated speakers

Speaker power, W

5
5

Sound type

stereo
mono

Lens

F-number

2.5 - 3.26
1.58 - 1.72

Focal length, mm

20.9 - 32.6
16.9 - 20.28

Lens shift, %

vertical +/- 10
vertical +/- 30, horizontal +/- 30

Zoom ratio

1.3x
1.2x

Settings

Keystone adjustment vertical, +- degrees

30

Keystone adjustment horizontal, +- degrees

30

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

39.1 x 12.9 x 28,1/15.4 x 5.1 x 11.1
30 x 11 x 25/11.8 x 4.3 x 9.8

Weight, kg/pounds

5.3/11.7
3.1/6.9
Optoma UHD51ALV
Epson Home Cinema 2045
Optoma UHD51ALV
Epson Home Cinema 2045

Projectors SoundStrokes Art comparison rating

  • better
  • worse
  • 9.6
  • 8
  • 9.6Optoma UHD51ALV
  • 8Epson Home Cinema 2045

The Optoma UHD51ALV is better home theater projector in this comparison. Check Optoma UHD51ALV price