The portable tire inflators tested here rely on one of four power sources: a built-in rechargeable battery, 12 volts by ...

I’ve been carrying a VIAIR compressor in my cars for the past 15 years or so. When I was doing instrumented vehicle testing, before any car turned a wheel in anger, we’d get corner weights, torque the ...

A portable tire inflator is an important tool to add to your vehicle's emergency kit. But, as with many things in the automotive market, there is a plethora of confusing options to choose from. How do ...

Portable tire inflators have exploded in popularity over the last few years, and they've only gotten smaller, faster, and easier to use. Many are extremely similar to one another, so telling them ...

This article was updated in September 2025 with new products and information. A portable tire inflator is an important tool to add to your vehicle's emergency kit. But, as with many things in the ...