The most display resolution of the S22C450 is 1680 x 1050 pixels. That's 15% less display resolution than the most common display resolution of 1920 x 1080 pixels. Medium monitors that have been available for a comparable time to the S22C450 display resolutions range from 1366 x 768 pixels to 2560 x 1600 pixels.
It may also be worth considering one of the alternative PC displays that have a display resolution of 1680 x 1050 pixels currently available including because of it's better review score, the Lenovo LT2252P (£83.99), or the HP L2245wg (£113.99).
If the display resolution of this PC display is too few for you then you might also want to look at the DELL 2007FP (1600 x 1200 and cheaper) or the HP LP2065 (£110.40) (1600 x 1200 and higher rated), or the Viewsonic VA2214 (1920 x 1080 and higher rated).