Comprehensive full car insurance covers damage caused to the third party vehicle as well as your vehicle as well as additional damages caused to the passengers in both the vehicles. Your vehicle will also be covered against any damage caused by theft, fire, natural calamities and other unforeseen perils.
This kind of insurance is more expensive and involves higher premiums as it covers a wider range of damages compared to third party car insurance, but your vehicle will be more protected against all kinds of damages with the same.