I thought as well, that I will miss my SD card. But then, on my old phone, I had 64GB and a 128GB SD card.
Now I have 256GB.
Why would I miss anything? :D
If I really need to back up something, I'll do it via USB-C.
Oh and don't forget, you got OTG as well ;)
No sweat. The OP7P is easily one...