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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Nebula Mars Lite vs Optoma UHD51A
Nebula and Optoma
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Common
Product
Nebula Mars Lite
Optoma UHD51A
Model
Mars Lite
UHD51A
Brand
Nebula
Optoma
Reviews
586
146
Resolution
Native resolution
1280 × 720
3840 x 2160
Max resolution (resized)
1280 × 720
3840 x 2160
Resolution abbreviation
HD
4K UHD
Properties
Projection screen size, inch
20-150
30-300
Projection distance, m/ft
0.5 - 3/1.5 - 9.8
0.8 - 10.6/2.9 - 34.8
Aspect ratio
16:10
16:9
Brightness, lumens
500
2400
Contrast ratio
1000:1
500000:1
Throw ratio range
1.2:1
1.21:1 - 1.59:1
Color reproduction
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
28
Power consumption, W
57
317
Features
Remote control
HDR
3D
Security
kensington lock, password protection
Projection method
front, rear, tabletop
front, rear, ceiling mount, tabletop
Wireless connection
Additional features
Bluetooth, Miracast
DLP, Amazon Alexa, Google Assistant
Lamp
Lamp type, W
240
Lamp life (normal mode), hours
30000
4000
Lamp life (eco mode), hours
30000
15000
Connectivity
HDMI
1
2
VGA input
0
1
Composite video input (RCA)
0
0
Audio input (RCA)
0
0
Audio input (3.5mm)
0
1
Audio output (3.5mm)
1
1
SPDIF (optical)
0
1
Ethernet (RJ45)
0
1
MHL
RS-232
0
1
12V trigger
0
1
USB
1
3
USB (service)
0
1
Audio
Integrated speakers
Speaker power, W
10
5
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
35/95
40/104
Dimensions
Size W x H x D, сm/inches
12 x 14 x 18/4.7 x 5.5 x 7
39.2 x 12.9 x 28.1/15.4 x 5.1 x 11.1
Weight, kg/pounds
1.3/3.7
6.5/11.7
Other
Release year
2019
2018
Projectors CHooseratoR comparison rating
- 6.6Nebula Mars Lite
- 9.6Optoma UHD51A
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