Here is another advanced gimbal that lets you capture smooth video with your mirrorless and DSLR camera. It can handle max payload of 6.6lb. The Zhiyun Weebill LAB gimbal lets you use your smartphone to change focus and other parameters. You can hold it upright or in underslung position.
You have the option to lock certain axes while balancing the other. You can control the gimbal in real-time with your phone. The Zhiyun Weebill LAB is compatible with GH5, a6500, and other comparable cameras.