Yeah even godaddy charges only about $7.15 with coupons and they're the biggest AND the fastest growing registrar in the world.
Why would you want to pay $25... do they offer you any features for this crazy amount... you could have 4x the number of domains for the same renewal fee imo.
We are not exactly cheap but way below namescout -
http://resellers.mediawiz.biz and we're resellers of ResellerClub - another one of the fastest growing registrars in the world club. Been in business since 1995 and online since 1998.