While the 16-50mm kit lens is a good start, the a6400 truly shines with better glass:
reads all pixels without binning when shooting 4K (oversampling 6K of data) to produce incredibly detailed 4K footage. Paired with a , it has become a staple camera for vloggers and content creators who need to frame themselves perfectly. Essential Settings for Photography Getting the most out of your sony a6400 camera guide