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...
Read More
Optoma UHD51A vs BenQ HT2550
Optoma and BenQ
uhd51a.jpg
Aug 20, 2020
Let’s stick to the BenQ HT2550 review. The device is 4K capable and supports HDR. Moreover, it is equipped with a 5-watt speaker and has an Auto Vertical Keystone for Easy Setup that helps to a...
Read MoreAdd home theater projector to comparison
We didn't find anything to show here
Common
Product
Optoma UHD51A
BenQ HT2550
Model
UHD51A
HT2550
Brand
Optoma
BenQ
Reviews
146
124
Resolution
Native resolution
3840 x 2160
3840 x 2160
Max resolution (resized)
3840 x 2160
4096 x 2160
Resolution abbreviation
4K UHD
4K UHD
Properties
Projection screen size, inch
30-300
30-300
Projection distance, m/ft
0.8 - 10.6/2.9 - 34.8
2.3 - 9.8/6.2 - 29.5
Aspect ratio
16:9
16:9
Brightness, lumens
2400
2200
Contrast ratio
500000:1
10000:1
Throw ratio range
1.21:1 - 1.59:1
1.47:1 - 1.76:1
Color reproduction
1.07 billion
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
28
33
Power consumption, W
317
385
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
240
Lamp life (normal mode), hours
4000
4000
Lamp life (eco mode), hours
15000
15000
Connectivity
HDMI
2
2
VGA input
1
1
Composite video input (RCA)
0
0
Audio input (RCA)
0
1
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
1
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
1.94 - 2.06
Focal length, mm
20.91 - 32.62
15.57 - 18.67
Lens shift, %
vertical +/- 15
vertical +/- 40
Zoom ratio
1.3x
1.2x
Settings
Keystone adjustment vertical, +- degrees
40
Keystone adjustment horizontal, +- degrees
Operating temperature
Min, C/F
5/41
0/32
Max, C/F
40/104
40/104
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 x 27 x 13/13.7 x 10.6 x 5.1
Weight, kg/pounds
6.5/11.7
4.2/8.8
Other
Release year
2018
2017
Projectors CHooseratoR comparison rating
- 9.6Optoma UHD51A
- 8BenQ HT2550
Latest home theater projector comparisons
$1900$0
$3000$2100
Popular home theater projector comparisons
$400$300
$400$400
$1100$800