com has got you covered. The data-driven car search and research company analyzed over 900,000 five- and 10-year-old used cars sold between July and December 2025, as well as the odometer readings of almost 400 million used cars from its Longest Lasting Cars Study.
By comparing the average list price of each model to its expected lifespan in years, iSeeCars calculated the list price per year to determine which used car costs the least to keep running for the rest of its service life. 9 years, resulting in an annual cost of $1,693 per year.
1 years, at a price per remaining year of $1,108. However, the Tesla Model S may be the best option for those seeking a longer-term electric vehicle solution, despite being more expensive than the Leaf.
The full study is available here, providing valuable insights into reliability and cost considerations when buying a used vehicle. According to iSeeCars Executive Analyst Karl Brauer, even 10-year-old used cars average over $14,000 in cost, making reliability and remaining lifespan crucial factors to consider when purchasing a used car.