What features are possible with the Samsung Gear S3 and a Huawei P20?

Be
- in P series
1

I have in the coming days to buy a Samsung Gear S3 Frontier, but have a Huawei P20 Have read that some functions could be limited, because someone has experience or information that could help me there.

St

I also have the Huawei p20 and the gear. I can do anything with it!