Toyota And Lexus Top The 'Top 15 Most Worry-Free Cars' List: 2014 Lexus RX 450h At No. 1

Cars.com lists an updated version of the most worry-free cars to buy and own and Toyota and Lexus account for about 67 percent of the entire list.

The new index combines Cars.com's thousands of consumer car reviews, years of reliability data, expected maintenance costs and standard warranties to determine which cars will provide a worry-free ownership experience.

"Car shoppers have a lot to sort through when looking for a new car," said Joe Wiesenfelder, Cars.com Executive Editor.

"How much a car will cost to repair over time is a huge consideration.

There's a lot of information out there about reliability and maintenance, so we combined it all into one formula to help shoppers make informed purchase decisions and enjoy worry-free ownership of their new car."

The top 15 most worry-free cars to own are:

1. 2014 Lexus RX 450h
2. 2014 Lexus ES 350
3. 2014 Lexus RX 350
4. 2014 Acura TL
5. 2014.5 Toyota Camry Hybrid
6. 2014 Toyota Avalon
7. 2014 Toyota Tundra
8. 2014 GMC Yukon
9. 2014 Toyota Sienna
10. 2014 Honda Ridgeline
11. 2014 Chevrolet Tahoe
12. 2014.5 Toyota Camry
13. 2014 Lexus LS 460
14. 2014 Toyota Sequoia
15. 2014 Honda Civic

"Cars.com's Worry-Free ranking gives consumers a list of cars that editors are confident will provide the most worry-free ownership experience, based on proven reliability, low expected maintenance costs and strong warranties," said Wiesenfelder. "We analyzed reliability scores given by Cars.com consumers, and years of reliability data from two leading industry sources: J.D. Power and Associates, and Consumer Reports. We scrutinized five-year estimated maintenance costs and manufacturer warranties. We also made sure that none of these cars received poor crash test ratings."