Young drivers usually pay much more for motor insurance than older, more experienced motorists. This is because drivers between the ages of 17 and 24 are much more likely to be involved in an accident and make a claim, so their premiums are higher as a result.
Further details can be found at Association of British Insurers website
Many young drivers are now choosing car insurance with a black box fitted – meaning insurance companies can treat them as individuals by assessing the trends in their driving and offering financial incentives to drive safely. A number of such providers are available.