Car insurance groups, find the cheapest cars to insure

Car insurance groups range from group 1, which are cheapest cars to insure and goes up to car insurance group 50.

Thatcham Research maintain and compile the list of insurance groups for the ABI (Association of British Insurers) and a cars insurance group is based on; cost of parts, repair time, new car price, engine size, safety equipment, bumper durability and car security.,