sennheiser hd 560s vs hifiman sundara

Hello I would like you to help me in the group because I have a doubt. I like to listen to hi-fi music in .flac and .MQA with Tidal in master quality and also play video games. and I want to buy some of these two headphones but I don't know which one to buy, the sennheiser hd 560s or the hifiman...