Here are some links to articles about selecting appliances. As always use multiple sources when making a major purchase. Also make sure to closely look at reviews. Not just of the actual appliances, but the stores where you buy them.
Make sure when reviewing features you look closely at the comprehensiveness of the warranties as well as ease of filing a claim.
HGTV : Basic Article About Appliance Selection
HGTV: Appliance buyers guide
HGTV: 9 Must Have Countertop Appliances
HGTV: Features To Look For In Prosumer Appliances
HGTV: Appliance Buying Guide
HGTV: Kitchen Appliance Trends
HGTV: Refrigerator Buyers Guide