Aug 27, 2020
In this Optoma HD27HDR review I’d like to introduce you to an incredible projector, which produces 1080p HDR images with a brightness of 3400 lumens. From the first glance, you’ll underst...
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Optoma HD27HDR vs Optoma UHD51A
Optoma
hd27hdr.jpg
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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Common
Product
Optoma HD27HDR
Optoma UHD51A
Model
HD27HDR
UHD51A
Brand
Optoma
Optoma
Reviews
860
146
Resolution
Native resolution
1920 x 1080
3840 x 2160
Max resolution (resized)
3840 x 2160
3840 x 2160
Resolution abbreviation
Full HD
4K UHD
Properties
Projection screen size, inch
28-305
30-300
Projection distance, m/ft
0.9 - 10.9/3.2 - 35.9
0.8 - 10.6/2.9 - 34.8
Aspect ratio
16:9
16:9
Brightness, lumens
3400
2400
Contrast ratio
50000:1
500000:1
Throw ratio range
1.48:1 - 1.62:1
1.21:1 - 1.59:1
Color reproduction
1.07 billion
1.07 billion
Projection system
DLP
DLP
Noise level, dBA
26
28
Power consumption, W
236
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
DLP
DLP, Amazon Alexa, Google Assistant
Lamp
Lamp type, W
203
240
Lamp life (normal mode), hours
6000
4000
Lamp life (eco mode), hours
10000
15000
Connectivity
HDMI
2
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
0
3
USB (service)
1
1
Audio
Integrated speakers
Speaker power, W
10
5
Sound type
mono
stereo
Lens
F-number
2.5 - 2.67
2.5 - 3.26
Focal length, mm
21.86 - 24
20.91 - 32.62
Lens shift, %
vertical +/- 15
Zoom ratio
1.1x
1.3x
Settings
Keystone adjustment vertical, +- degrees
40
Keystone adjustment horizontal, +- degrees
Operating temperature
Min, C/F
5/41
5/41
Max, C/F
40/104
40/104
Dimensions
Size W x H x D, сm/inches
32 x 11 x 25/12.5 x 4.3 x 9.8
39.2 x 12.9 x 28.1/15.4 x 5.1 x 11.1
Weight, kg/pounds
2.8/6.2
6.5/11.7
Other
Release year
2018
2018
Projectors CHooseratoR comparison rating
- 8Optoma HD27HDR
- 9.6Optoma UHD51A
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