Keeping your tires properly inflated is one of the easiest ways to keep your car running its best, getting the most from your gas mileage, and preventing you from getting stranded on the side of the road. Maintaining optimal tire pressure improves fuel economy, extends tread life, and keeps you from being surprised by an unexpected flat tire. Don’t trust a job this important to the gauges on ancient gas station air pumps. Investing in a digital tire pressure gauge ensures that you can get an accurate reading whenever you need it. We’ve chosen some of the best to equip drivers at any budget. Whether you need a pocket-sized tire pressure gauge or one that’s compatible with an air compressor, there’s a product for you on this list.