A good doctor doing FUE with a .8 punch or smaller will leave you with NO SCARS. I've had 4000 grafts taken out of my donor, my head is shaved right now, and you can't tell ANYTHING was done to it.
With fut aka strip you run risks of scar stretching and permanent numbness.
Bad strip scars....
https://www.google.com/search?q=strip+scar+hair&source=lnms&tbm=isch&sa=X&ved=0ahUKEwinkOaO0PTRAhXIzVQKHZaECzUQ_AUICigD&biw=1517&bih=735#tbm=isch&q=bad+strip+scar+hair