1. TravelPerk: best overall car rental website for business travel
Unlike leisure travellers who might prioritise the cheapest rental cars, business travellers have different needs. As well as a frictionlelss and reliable booking experience, business travellers are looking for flexibility, stellar customer support options and negotiated rates.Catering for all these needs and more, TravelPerk is one of the few car rental booking websites designed explicitly for business travellers. TravelPerk offers the widest selection of corporate rentals and rates and enables business travellers and travel managers to book car rentals, flights, accommodation and save money with its all-in-one travel platform.Working with reputable brands like Avis, Enterprise Rent-A-Car, Europcar, Hertz, National and Sixt, TravelPerk quickly finds you the best car rental deal possible. And if you're eyeing another provider, don't fret: a quick chat with their support team can make it happen.And that's not all. You can also easily manage travel itineraries, business expenses and VAT refunds. In fact, companies that book through TravelPerk have access to a VAT recovery solution, helping them save up to 25% of their annual travel budget for travel throughout Europe.
- 3-day rental for a midsize sedan
- Insurance coverage and liability protection
- Cancellation policy
- Unlimited mileage
- VAT recovery solution
Best overall car rental websites for leisure
2. Discover Cars: best overall website for detailed rental car price comparisons
If you’re a stickler for the nitty-gritty details, Discover Cars is a great car rental search engine that offers up a huge amount of information once you’ve inputted your search criteria.The search results page instantly gives you the option of selecting different car types—from small vehicles to luxury cars and SUVs—to help you further narrow down your search. You’ll also be able to view detailed renting conditions, including which options offer zero deductibles, zero emissions and whether you’ll need to pay an upfront deposit.Key Features:
- Customers can filter their search to see rental results for instant confirmation options, online check-in and zero-emission cars
- 24/7 multilingual customer support
- Car rentals are available in over 10,000 locations throughout 145 countries
- Customers can buy car insurance directly from Discover Cars
- A shuttle service is available for off-airport car rental locations
- Modify dates, times, locations, driver details and car type and add upgrades up to 48 hours prior to your scheduled pick-up time
- Small, 4-door hatchback
- Unlimited mileage
- No fees for cancellations made 48 hours before your pick-up time
- Loss damage waiver with zero deductible
3. Car Rentals: best car rental booking website with comprehensive search filters
Owned by online travel agency Expedia, Car Rentals offers up a broad range of search filters that help you easily customise your search parameters.During our search, we had the flexibility to filter based on 11 different car types, car capacity, customer recommendations, total price and even the specific pick-up location within the particular New York neighbourhood where we wanted to collect the vehicle.Plus, if you’d rather pay later and not provide your credit card details upfront, Car Rentals provides several rental options where you can reserve some cars with just your e-mail address, full name and address.Key Features:
- A broad range of filters, including customer ratings, online check-in options and neighbourhoods
- Easy website navigation
- Customers can access live chat support
- Car rentals are available in over 29,000 locations throughout 197 countries
- Unlimited mileage
- 2- or 4-door automatic car of unspecified model
- 100% refund on any insurance purchased if you cancel before pick-up time
4. RentalCars.com: best car rental website with a user-friendly interface
RentalCars.com is a car rental search engine owned by the same company that owns aggregator sites like Booking.com, Priceline and Kayak—however, rather than searching for package deals, RentalCars.com specialises only in rental cars.For those who want a straightforward booking experience, RentalCars.com’s user interface is a breeze to use. Rather than making you dig around for the important details, the uncluttered and easy-to-read search results make it easy to understand what each car rental deal offers, including “pay now” and “pay later” prices.Key Features:
- Price match guarantee
- Free cancellations on most bookings
- Car rentals are available in over 60,000 locations
- Customer support is available in over 40 languages
- Free cancellation
- Ford Fiesta or a similar small car
- Unlimited mileage
- Collision damage waiver with zero deductible
5. VIP Cars: best car rental website with live chat support
VIP Cars is an international car rental broker that works with over 500 car rental suppliers all over the world. While you might not find the cheapest deals on this car rental website—VIP Cars provided us with the most expensive quote among all the websites on this list—it’s a great option for those who want a strong customer support function.Particularly valuable for globetrotters exploring a foreign country, VIP Cars’ round-the-clock support team is accessible via email, live chat and exclusive phone lines designated for different countries.Key Features:
- All-inclusive pricing that covers collision damage waiver, theft waiver, airport surcharges and taxes
- No booking fees
- 24/7 customer support is available via phone, chat and email
- Lowest price guarantee
- Car rentals are available from over 20,000 locations worldwide
- Booking forms can be accessed in multiple languages
- No fees for cancellations made 48 hours before your pick-up time
- Unlimited mileage
- Chevrolet Spark or similar model
6. Rental24H: best car rental website for younger drivers
Renting a car when you’re under 25 can sometimes prove to be extremely expensive. In fact, many car rental companies outright refuse to provide rentals for those below the age of 25.Rental24H not only allows renters under 25s to rent a car, but they also work with car rental agencies to offer affordable rental options. In cities across the USA like Los Angeles, Miami, New York and Seattle, you can rent a car via Rental24H for as little as £5/day.Key Features:
- Cheap car rentals for young drivers under 25 years old
- Users can compare results from over 850 car rental companies
- Car rentals are available in over 170 countries and 7,000 cities
- Best price guarantee
- Flexible cancellation with every booking
- No fees for cancellations made 48 hours before your pick-up time
- Unlimited mileage
- Zero excess and third-party protection included in the price
- GPS included
7. Rent Cars: best car rental website to earn cashback
For those who travel often, rewards programmes that enable you to earn cashback on rental cars are a great way to cut costs on future journeys.RentCars is a car rental site that allows you to compare options and earn up to 10% cashback when you book with them directly. The cashback gets tucked away in a digital wallet for you to use whenever you decide to book your next rental car within the next 12 months.As well as a great cashback option, the search results pages are very detailed and offer a good range of filters including total price range, car type and suppliers to help you refine your car rental search.Key Features:
- Eligible bookings offer up to 10% cashback
- Users can compare over 200 car hire companies
- Car rentals are available in over 160 countries and 7,000 cities
- Customer support is available seven days a week
- Users can take advantage of SunPass, a prepaid toll system to save time while travelling
- Unlimited mileage
- Car hire company fees included
- No amendment fees
- Chevrolet Spark or similar model