Help me find a reasonably priced router

[GMcDougal]

Ok, so i have a linksys wrt54gs and am only getting 50% signal on my ps3. total length is about 20 to 25 feet going through the floor (ps3 on first floor, router on 2nd. i did some research and plan on taking it back tomorrow and buying one of these that the local stores have. let me know which one would be best.

Netgear wpn825 rangemax $79.99

Dlink dir625 rangebooster $79.99

linksys rangeplus wrt110 $69.99

linksys wrt150n $79.99