I think in terms of quality, LinkSYS, TP-LINK & Belkin are at the top of the food chain, LinkSYS is expensive though, better value for money in the TP-LINK brand, next I'd say Netgear but again not cheap, followed then in no particular order by D-LINK, Trendnet, Tenda, Zyxcel, SMC, Planet, TOTO...