Covers damage to the rental car itself.
pay out first, so you don't have to involve your personal insurer. do i need to buy rental car insurance
Most other cards only cover what your personal insurance won't (like your deductible). Covers damage to the rental car itself
RVs, moving trucks, or high-end luxury cars are often excluded from standard coverage. do i need to buy rental car insurance
If you have "full coverage" (comprehensive and collision) on your own car, it usually extends to your rental vehicle for personal use in the U.S. and Canada.