The last Intel Macbook Pro? Get out your soldering iron: https://www.ifixit.com/Teardown/MacBook+Pro+16-Inch+2019+Tea...
Similarly, if you want to replace/upgrade/perform data recovery for the storage? https://www.windowscentral.com/upgrade-ssd-dell-xps-15-9570
Apple? Forget about it. Hope you paid the inflated storage prices at the time you bought it.
Also, this myth that Apple storage prices are inflated needs to die. The SSD speeds are unlike PC SSD speeds on all but the most expensive PCs, and Microsoft charges more for their SSDs on the Surface line.
"He won't. He knows his crowd, and he keeps quiet about criticizing his crowd's products." - gjsman-1000 [2]
"Alright, so today we're going to be taking a look at the new Surface and by taking a look at I mean watching somebody else's YouTube video on the new Surface because hell if I'm going to be walking in to buy one of these pieces of crap." - Louis Rossman [3]
Rossman's video continues for a half hour to bash the Surface Laptop's lack of repair-ability and general poor design...
[1] https://news.ycombinator.com/item?id=27257606