This overall score is made up of the contract score (70%) and ease of use (30%). Since no rental car companies performed especially well in these two areas, we haven't been able to recommend any.

We went through all the steps required to book a vehicle via a web browser, on desktop and mobile devices. This includes assessing location and vehicle information, payment options and details regarding extras or loyalty programs.

This score is based on the level of detail in the contract, the amount of information provided, and whether it's delivered in language that's easy for the average consumer to understand.

The number of days car rental companies can charge your credit card without your approval, after the vehicle is returned, as defined by the contract.

Can you take 4WD vehicles onto unsealed roads? Most have strict conditions that do not allow, or severely limit, unsealed or off-road driving.

Does the rental company include emission levels with vehicle information?

Are electric vehicles available?

Are hybrid vehicles available?

Is a phone app available?

The basic Collision Damage Waiver (CDW) for the cheapest vehicle. The CDW may also be called a Loss Damage Waiver or an excess.

Additional Collision Damage Waiver (CDW) options for the cheapest vehicle. The CDW may also be called a Loss Damage Waiver or an excess.

Is there an option available, for an extra fee, to access roadside assistance?

Is there an option available, for an extra fee, to drive the vehicle in snow?