Car insurance coverage can vary widely from one company to the next, and carrying only the bare minimum often leaves important gaps. Oftentimes, the right policy goes beyond state requirements by giving you extra options to help protect both your vehicle and your finances. To help you find the best car insurance coverage, Yahoo Finance analyzed 20 major insurers based on rates, the number of coverage types offered, and which add-ons were available. Below are the companies that rose to the top of our best ...