10. Toyota Avalon
Owners keep their Avalons for an average of 9.7 years. The Avalon is the only sedan on the list.
"The Toyota Avalon is a spacious sedan that offers ample cargo room that is consistently at the top of its class for vehicle rankings," Ly said. "It's a reliable alternative for those who want a comfortable vehicle but don't require the cargo space of an SUV or a minivan."
9. Toyota Sequoia
Sequoia owners keep their cars for an average of 9.9 years.
"Toyotas are known for their reliability and longevity, so owners may choose to keep them on the road because they are still running well and don't require expensive repairs," Ly said. "These vehicles also tend to be family vehicles with standard or optional third-row seating, so parents are likely to keep them until they no longer require a large vehicle.
8. Porsche 911
New Porsche 911 owners keep their cars for about 9.9 years.
The 911 placed third on U.S. News's list of the "Best Luxury Sports Cars for 2019." The automaker sold more than 35,000 911s globally in 2018.
7. Toyota 4Runner
Owners keep their 4Runners for an average of 10 years.
"Toyotas are known for their reliability and longevity, so owners may choose to keep them on the road because they are still running well and don't require expensive repairs," said Ly.
6. Ford Mustang
Like the 4Runner, Mustang owners keep their new cars for an average of 10 years.
iSeeCars.com claims the Mustang is one of the most "well-recognized sports cars in American history."
5. Ford Expedition
Expedition owners keep their cars for about 10.1 years before reselling. The Ford Expedition is the only SUV by an American maker on the list and a "popular family hauler."
4. Audi TT
Owners of the Audi TT also keep the car for an average of 10.2 years.
The luxury sports car has been called the "most polarizing sports coupe on the market."
3. Mercedes-Benz SL-Class
Mercedes-Benz SL-Class cars were kept by its owners for an average of 10.3 years before being resold.
The current iterations of the SL-Class cars consist of the 450 Roadster and 550 Roadster.
2. Chevrolet Corvette
The iconic Corvette is the second longest-retained car on the list with an average of 10.5 years of ownership before being resold.
The car tied with the Porsche 911 on U.S. News's list of the "Best Luxury Sports Cars for 2019", receiving third place.
1. Toyota Land Cruiser
Toyota Land Cruisers are kept the longest, at an average of about 11.4 years before being sold.
The current generation of the Land Cruiser was first produced in 2008, although it had a "mild" refresh in 2016.
"Along with being a reliable and capable off-road SUV that lasts a long time, owners may opt to keep their older models because they don't look dated," Ly said.
