It’s always a smart suggestion to check out the shop prior to making a decision about where to find automotive components. Autozone vs O’Reilley. Autozone was founded in 1970. There are currently over 6k Autozone stores across the country. O’Reilly was started by the O’Reilly family in the 1950s. The company has a number of locations. They’re similar in appearance and have similar warranties. Because they sell their brand of batteries at a lower cost, Autozone is the best choice for batteries. They last longer, and are lower in price. Nearly every single battery O’Reilley purchased failed within a couple years. The alternators aren’t very safe from O’Reilley’s. At an Autozone It is far more reliable. Both stores provide the tools, facilities, and more. Both locations offer rewards and credit cards. It’s the aim to ensure your return to the store often. It isn’t possible to get the best cost at a bargain automobile parts store. Also, make sure to compare prices from other sources. Amazon Prime can sometimes have the best and lowest prices. ae37onlyc8.