Attorneys generally charge the same fees for all types of auto accident claims. These are “contingency” fees, which means you only pay if you win. Most attorneys charge contingency fees in the range of 33 percent, though fees can range from 25 percent to 40 percent. Even taking these fees into account, you can probably still expect to take home more with an experienced attorney representing you, because the amount of compensation you'll get for the car accident will be significantly higher with an attorney's help than without, and this larger c.