I have been recommending Polycom phones to customers for years now. I often wonder if this is still the right thing to do or are the other alternatives. The answer is obviously yes. There are many quality IP phone manufacturers. So the question is, how do I choose one manufacturer over the other.
The following article by eWeek.com has a good analysis of How to choose an IP phone for your business.
It happens to be that this article recommends Polycom IP phones.