For sale as mentioned above, the zyxel is practically new, used for less than a week. comes with boxed with everything you need to use it. Amazon have them for £150 here and ebay for £135 here im looking at £100 posted.
link to the description of the router here
The belkin has been used for 6 months, excellent wifi signal price at just under £60 from belkin site.
comes boxed with all the necessary cables £20 posted
link to the description of the router