Maybe I have an early 2015 with a better technology... I don't know... The cable is terribly damaged, the 4 bottom pieces are gone, the screen is damaged by some window cleaning spray, ...
Should be easy to differentiate. 2016 was the Touchbar year, born from macOS' continued toxic relationship with keyboard shortcuts.
In my experience, 2016 also marked when MBP keyboards got extraordinarily painful as the key travel is like 0.5mm and it felt like typing on a glass plate.