BigTray: Ranges
Features buying tips and advice for kitchen equipment used in restaurants and institutional kitchens.

Appliance.com: Cooking Appliances
Lists brands, features, describes new products, prices, specifications, and links to shopping sources.

Epinions: Ranges
Consumer-generated reviews, buying tips and advice, ratings, price information, and searchable in a variety of ways from price to product type.

Consumers' Checkbook: How to Buy Ranges
Gives general considerations on how to select a product and which features are useful.

EnerGuide: Ranges Buying Tips
Produced by the Canadian government's Office of Energy Efficiency, rates home appliances for cost of operation and gives tips and advice.