There's been a bit of debate in recent years as to which practitioner to go when you're feeling those aches and pains, or a bit stiff.
It's no wonder it can be confusing to know what way to go because they both treating musculoskeletal pain conditions.
Put simply, the main difference is in the philosophy of each profession – what they believe in. However, there are also fundamental differences in the approach taken with people.
It can't be written what or who is better here, it's one of those individual things...but if you are experiencing and pain, may the chiropractic or physio force be with you in relieving that pain :)