My carrier is O2 Ireland, which have pretty good speeds in 3G areas, e.g. Donegal town, over double the speed of my home DSL connection:
The fastest cellular download speed I've recorded is with a 3G dongle on the Meteor network. If I recall right, I got this while using my Netbook on the bus to Dublin:
In my home town Kilcar, there's only EDGE, which is so congested that it's practically unusable and on a good day I can bring up the Google homepage and that's about it. It doesn't really matter at home since I can't pick up any mobile signal at my house. As for a Speedtest in Kilcar, well, this says enough.