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 UHD51A vs Epson 5040UBe
Optoma and Epson
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Common
Product
Optoma UHD51A
Epson 5040UBe
Model
UHD51A
5040UBe
Brand
Optoma
Epson
Reviews
146
84
Resolution
Native resolution
3840 x 2160
1920 x 1080
Max resolution (resized)
3840 x 2160
3840 x 2160
Resolution abbreviation
4K UHD
Full HD
Properties
Projection screen size, inch
30-300
50-300
Projection distance, m/ft
0.8 - 10.6/2.9 - 34.8
1.4 - 19/3.2 - 62.3
Aspect ratio
16:9
16:9
Brightness, lumens
2400
2500
Contrast ratio
500000:1
1000000:1
Throw ratio range
1.21:1 - 1.59:1
1.35:1 - 2.8:14
Color reproduction
1.07 billion
1.07 billion
Projection system
DLP
LCD
Noise level, dBA
28
31
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, ceiling mount, tabletop
Wireless connection
Additional features
DLP, Amazon Alexa, Google Assistant
4K Enhancement
Lamp
Lamp type, W
240
250
Lamp life (normal mode), hours
4000
3500
Lamp life (eco mode), hours
15000
5000
Connectivity
HDMI
2
2
VGA input
1
1
Composite video input (RCA)
0
0
Audio input (RCA)
0
0
Audio input (3.5mm)
1
0
Audio output (3.5mm)
1
0
SPDIF (optical)
1
0
Ethernet (RJ45)
1
1
MHL
RS-232
1
1
12V trigger
1
1
USB
3
1
USB (service)
1
1
Audio
Integrated speakers
Speaker power, W
5
has not
Sound type
stereo
has not
Lens
F-number
2.5 - 3.26
2.0 - 3.0
Focal length, mm
20.91 - 32.62
22.5 - 46.7
Lens shift, %
vertical +/- 15
vertical +/- 30
Zoom ratio
1.3x
2.1x
Settings
Keystone adjustment vertical, +- degrees
30
Keystone adjustment horizontal, +- degrees
Operating temperature
Min, C/F
5/41
5/41
Max, C/F
40/104
35/95
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
50.8 x 17.8 x 41.2/20.5 x 7.6 x 17.7
Weight, kg/pounds
6.5/11.7
10.8/24.7
Other
Release year
2018
2016
Projectors CHooseratoR comparison rating
- 9.6Optoma UHD51A
- 9Epson 5040UBe
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