Urgent! Ask for advice DELL LCD

Users questions: Wish DELL530S desktop. Display the original standard was S1909W (18.5 inches), to increase 128 yuan to upgrade E1909WFP (19 inch) or upgraded to increase 138 S2009WHD (20 inch), both of what the main difference between the performance, find prawns Help staff recommend. Thanks. 19-inch, 20 inch does not matter, mainly to see the performance which is better!
Experts answer: performance of liquid crystal response speed, contrast, dynamic contrast, brightness, color reproduction, power, interface, look and so on. Basically proportional to the performance and price, that is the price performance of more expensive Better, the current trend is the bigger the better, 20-inch is not big, just a little BAD 16:9, and a friend said no black bars top and bottom to see the film, it is useless to it seen the movie, wide fluorescence movie screen is not 16:9 ratio, so as the existence of black edges Moreover, there S2009WHD Ability to get 1080P-point is unknown, a size less than the 16:10 of the physical area of ​​some, in general, or in your pre-selection of a reasonable number of 20-inch, 18.5 does not irrelevant.
  • This information provided by the users.Thanks!