Which 22" from these?

[FooAtari]

I need a new monitor for a second PC. I thought I would take my current 20" and stick it with the new PC and get a larger monitor for my Vista box which is used exclusively for gaming.

I'm trying to stick to £150. Anyone got any experience with any of these?

Acer X223W - £145
Closest monitor I can find on product page...

Actual monitor

ACER P223W - £170.00
Product page

Viewsonic VA2216W - £140.00
Product Page

BenQ FP222W - £150
Product Page