The Dell. It offers a slightly higher contrast ratio, and it's two inches bigger. Besides that' they're basically the same. Both have a response time of 16ms, which isn't "good", by gaming standards.
Originally Posted by HoldYrPistlstr8
The lowest response time any monitor/TV has in my house is my 52" HDTV, and it's still really laggy at around 8ms.
I still don't see that big of a difference, anyway.