Epson PowerLite 1781W vs Epson VS330 review
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Common
Product
Epson PowerLite 1781W
Epson VS330
Model
PowerLite 1781W
VS330
Brand
Epson
Epson
Rating
4.2
4.3
Reviews
47
461
Translation properties
Projection system
Liquid Crystal Shutter
3LCD
Native resolution
1280 x 800
1024 x 768
Aspect ratio
16:10
4:3
Pixel number
1024000
786432
Brightness
3200 lumens
2700 lumens
Color reproduction
1.07 billion
1.07 billion
Contrast ratio
10000:1
10000:1
Throw ratio range
1.04 - 1.26
1.48 - 1.77
Lamp
Lamp type
214 W
200 W
Lamp life
Normal mode
4000
5000
Eco mode
7000
6000
Lens
F-number
2.0 - 3.17
1.58 - 1.72
Focal length
22.5 - 47.2 mm
16.9 - 20.28 mm
Lens shift
Zoom ratio
1.0 - 2.1
1.0 - 1.2
Interface
HDMI
1
1
D-sub 15pin
1
1
Composite video (RCA)
1
1
Audio L/R (RCA)
1
Audio out (Mini Jack)
USB (Type A)
1
1
USB (Type mini-B)
1
1
RS232 (DB-9pin)
has not
has not
Sound
Integrated speaker
Speaker power
1 W
1 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 +- 30 degrees
Keystone correction auto
Vertical +- 30 degrees
Operating distance
19 ft
19 ft
Security functions
Audible noise
Normal mode
39 dBA
37 dBA
Eco mode
30 dBA
29 dBA
Operating temperature
Min
5 C
5 C
Max
35 C
35 C
Features
Color
black
white
Wireless
Remote control
Mouse functions
Warranty
2 Years
2 Years
Dimensions
Product size
15.5 x 17.7 x 5.7 inches
11.6 x 9.0 x 3.0 inches
Product weight
16.1 pounds
5.1 pounds
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