Portable tire inflators have come a long way from their bulky predecessors. They are now compact, lightweight, and powerful enough to inflate car tires, bike tires, and even sports balls. In this article, we'll take a look at the best portable tire inflators of 2021, so you can find the perfect one for your needs. 1. VIAIR 85P Portable Air Compressor The VIAIR 85P is a popular choice among...