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BenQ VW2230H
BenQ GW2450
HP 2311xi
ViewSonic TD2340
BenQ GW2255
BenQ VW2230H Monitor
BenQ GW2450 Monitor
HP 2311xi
ViewSonic TD2340 Monitor
BenQ GW2255 Monitor
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Release Date
Oct 2012
Dec 2012
Sep 2012
Jan 2013
Mar 2013
Screen Size
21.5 inch
24.0 inch
23.0 inch
23.0 inch
21.5 inch
Aspect Ratio
16:9
Widescreen (16:9)
Widescreen - 16:9
16:9
Brightness
250.0 cd/m^2
250.0 cd/m^2
250.0 cd/m^2
250.0 cd/m^2
250.0 cd/m^2
Contrast Ratio
3000:1
5000:1
1000:1
20000000:1
3000:1
Dot Pitch
0.248 mm
0.276 mm
0.248 mm
Max. Resolution
1920 x 1080
1920 x 1080
1920 x 1080
1920 x 1080
1920 x 1080
Response Time
4.0 ms
12.0 ms
5.0 ms
6.0 ms
Color Depth
16.7 million colors
16.7 million colors
16.7 million colors
16.7 million colors
Monitor Type
LCD Monitor
TFT active matrix
LED Monitor
LED-backlit LCD monitor / TFT active matrix
LCD Monitor
Average Rating
 4.8 stars
 4.4 stars
 4.1 stars
 4.0 stars
 4.8 stars