Terms of use

Using the site

You’re welcome to use the tools for your own decisions and to share links to your results. Please don’t try to disrupt the site, flood it with automated requests, or present its numbers as advice from us.

Estimates, not promises

Every result is an estimate about an uncertain future. Read the disclaimer before relying on one.

Data from others

Prices, fuel economy, and other figures come from public sources listed on the math page. Those sources have their own terms.

No warranty

The site is provided as it is, without warranties of any kind. As far as the law allows, we aren’t liable for losses that come from using it or from relying on its results.

Changes

We may update these terms. The date at the top shows the latest version.