Autobytel.com is an automotive adviser website that features a top 10 list of the least expensive new sports cars. Popular Mechanics also produces a list of 10 cheap sports cars under 10,000 dollars that features used sports cars, as of 2015.
AutoGuide.com also has a list of the 10 cheapest sports cars with at least 300 horsepower. U.S. News has a rankings and review guide that has rankings of affordable sports cars. The U.S. News guide is based on customer reviews and includes a professional review describing each vehicle. Most online guides are typically sorted by either new or used cars and often use their own ranking systems which is explained before the article.