You will get more sensation of you can roll back your foreskin and better from hygiene perspective too
There are exercises and creams you can use to slowly stretch the foreskin rather than need any form of circumcision. Unless your frenulm is so tight that you can't really pull back at all, rather than the open end of your foreskin just being too small. If that is the case, you might need a partial circumcision. There are different styles, some still leave you much of the foreskin, you don't have to go for the USA style high and tight style