The Sony a7 IV Mirrorless Camera is a great option for both video or stills. It has a 33MP full-frame sensor and shoots up to 10fps. When shooting video it can shoot 4K at 60p in 10-bit, S-Cinetone. The dynamic range reaches an impressive 15 stops. If you need a mirrorless camera with a higher resolution sensor you might want to try the Sony A7R IV that has a 60.2 MP sensor.