Quote Originally Posted by clemmb
For under $700 I would recommend the Tamron 17-50mm f/2.8 XR Di II.

I don't own that lens, but from what I've read, it's comparable to the Canon 17-55mm f/2.8 IS, just without image stabilization. I've found that on a crop body, the Canon 17-55 isthe perfect general purpose lens. I, too, suggest givingthe Tamrona look before you make your final decision...