The best car you can buy for under $10,000 in 2024. Here is the best used car you can buy for under $10k. This car under $10k is reliable, has great fuel economy, and offers the best value. It's the best car for students or teenagers, new drivers, and anyone on a budget. If you're looking to buy a good used car and want to spend less than $10k, make sure to watch this video!