Review system from alatest.com that weights tests from all over the world:
Top10: (
http://uk.alatest.com/Cellular+Phones/ )
1. Nokia N93
2. Nokia E61
3. Nokia N80
4. Sony Ericsson K800i
5. Sony Ericsson W810i
6. Sony Ericsson P990i
7. Nokia N73
8. Sony Ericsson K610i
9. Nokia 6233
10. Nokia 3250
A good way to find a new cell? I've got a Sony Ericsson W800i and its only ranked 25th :/