Are There Really Three Years of Improvements in the Olympus E-M10 IV?

The Olympus E-M10 IV is the company's latest entry-level mirrorless camera. It incorporates some of the features of its higher-end siblings and most of all boasts a nice grip. But we're not sure if there's been enough improvement to make you upgrade or spring for it at the price point. So, we decided to talk about it a bit on the latest episode of Pro Camera Reviews.