1: -) Ask around about the best carrier.
Coverage and call quality very widely between the six six national carriers, .The carriers will tell you that they are perfect, so ask neighbours, friends and co-workers about who has the best coverage where you live, work and travel.
2: -) Pay attention to battery life.
A dead phone is no phone at all, so look for a phones, Continous talk time rating.Assume you will be able to go a day without charging for each hour of talktime.
3: -) Check camera megapixel.
Along with battery life, the camera has become the most important feature.Pay attention to specs such as aperture and special features such as dual lenses.
4: -) Display quality.
Before you sign on the dotted line, look at the quality of the phones resolution, Quality of resolution is often the difference between cheap chinese imports and the high end brands.Ask about HD quality, brightness, color quality and viewing angles.