Epson PowerLite 1781W vs ViewSonic PJD7828HDL review
Add projector to compare
We didn't find anything to show here
Common
Product
Epson PowerLite 1781W
ViewSonic PJD7828HDL
Model
PowerLite 1781W
PJD7828HDL
Brand
Epson
ViewSonic
Rating
4.2
4.5
Reviews
47
208
Translation properties
Projection system
Liquid Crystal Shutter
DLP
Native resolution
1280 x 800
1920 x 1080
Aspect ratio
16:10
16:9
Pixel number
1024000
480000
Brightness
3200 lumens
3200 lumens
Color reproduction
1.07 billion
1.07 billion
Contrast ratio
10000:1
20000:1
Throw ratio range
1.04 - 1.26
1.15 - 1.5
Lamp
Lamp type
214 W
210 W
Lamp life
Normal mode
4000
4000
Eco mode
7000
10000
Lens
F-number
2.0 - 3.17
1.49 - 1.72
Focal length
22.5 - 47.2 mm
16.9 - 20.28 mm
Lens shift
Zoom ratio
1.0 - 2.1
1.0 - 1.1
Interface
HDMI
1
2
D-sub 15pin
1
1
Composite video (RCA)
1
1
Audio L/R (RCA)
1
Audio out (Mini Jack)
1
USB (Type A)
1
has not
USB (Type mini-B)
1
has not
RS232 (DB-9pin)
has not
1
Sound
Integrated speaker
Speaker power
1 W
10 W
Sound type
mono
mono
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
Horizontal +- 30 degrees
Vertical +- 40 degrees
Keystone correction auto
Vertical +- 30 degrees
Operating distance
19 ft
19 ft
Security functions
Audible noise
Normal mode
39 dBA
35 dBA
Eco mode
30 dBA
30 dBA
Operating temperature
Min
5 C
5 C
Max
35 C
40 C
Features
Color
black
black
Wireless
Remote control
Mouse functions
Warranty
2 Years
1 Year
Dimensions
Product size
15.5 x 17.7 x 5.7 inches
9 x 12.4 x 4.1 inches
Product weight
16.1 pounds
4.6 pounds
We've tested most popular Home theater projectors, analysed all technical characteristics and features to find the Best Projectors 2024
Latest Home theater projectors comparison
Popular Home theater projectors comparison
