DJI’s Osmo Action 4 sports video camera promises “remarkable low-light performance” thanks to a larger 1/1.3-inch image sensor that captures more light through an utrawide f/2.8 aperture 155-degree lens. At $399, the Action 4 retails for about $70 more than the Action 3 but offers improvements including the ability to shoot in 10-bit D-Log M format for higher dynamic range that allows for greater color-correction flexibility in the editing room. The Action 4 also supports greater storage of up to 512GB using a required microSD card (the camera has no internal storage). Continue reading DJI Delivers Upgrades to Its Osmo Action Sports Video Cam

Drone maker DJI just introduced its Osmo Action, a camera that some say will give GoPro a run for its money. Among its strong points, the Osmo Action shoots 4K at 60 fps and 1080p at 240 fps. It offers good electronic image stabilization and a front LCD screen that lets the users double-check framing, which comes in handy when the camera is mounted to a bike frame or vehicle, obscuring the 16×9 LCD rear screen. It also offers a replaceable lens cover to easily add filters. Its form factor and user interface mimics that of the GoPro. Continue reading How DJI Osmo Action Cam Stacks Up Against GoPro Hero