Feb 21, 2020
The following ViewSonic PJD5155 review presents an inexpensive projector with a high brightness level. Thanks to its extremely bright lamp (3300 lumens), this model is a good choice for watching cont...
Read MoreViewSonic PJD5155 vs DBPOWER T20 review
ViewSonic PJD5155 review
DBPOWER T20 review
Feb 20, 2020
The DBPOWER T20 review is all about the device that is universal in operation and is excellent for both home and office. This modern portable mini projector with a brightness of 1500 lumens allows en...
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Common
Product
ViewSonic PJD5155
DBPOWER T20
Model
PJD5155
T20
Brand
ViewSonic
DBPOWER
Rating
4.5
3.7
Reviews
948
41
Translation properties
Projection system
DLP
LCD
Native resolution
800 x 600
800 x 480
Aspect ratio
4:3
4:3
Pixel number
480000
480000
Brightness
3300 lumens
1500 lumens
Color reproduction
1.07 billion
1073.4 million
Contrast ratio
20000:1
1000:1
Throw ratio range
1.86 - 2.04
1.15 - 1.5
Lamp
Lamp type
190 W
Lamp life
Normal mode
5000
15000
Eco mode
6000
50000
Lens
F-number
1.49 - 1.72
1.44
Focal length
16.9 - 20.28 mm
16.7 mm
Lens shift
Zoom ratio
1.0 - 1.1
1.0 - 1.2
Interface
HDMI
1
1
D-sub 15pin
1
1
Composite video (RCA)
1
1
Audio L/R (RCA)
1
1
Audio out (Mini Jack)
1
1
USB (Type A)
1
has not
USB (Type mini-B)
1
has not
RS232 (DB-9pin)
1
has not
Sound
Integrated speaker
Speaker power
2 W
has not
Sound type
mono
has not
Resolution support
640 x 480
1024 x 768
1280 x 800
1400 x 1050
1920 x 1080
Video compatibility
NTSC
PAL
SECAM
3D
Settings
Keystone correction manual
Vertical +- 40 degrees
Vertical +- 15 degrees
Keystone correction auto
Operating distance
19 ft
19 ft
Security functions
Audible noise
Normal mode
32 dBA
35 dBA
Eco mode
27 dBA
29 dBA
Operating temperature
Min
5 C
5 C
Max
40 C
40 C
Features
Color
black
white
Wireless
Remote control
Mouse functions
Warranty
1 Year
3 Years
Dimensions
Product size
9 x 12.4 x 4.1 inches
9 x 5.8 x 3.1 inches
Product weight
4.6 pounds
2.2 pounds
ViewSonic PJD5155 overview
DBPOWER T20 overview
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