The relationship between them is a bit like the relationship between ancient cold weapons and modern hot weapons.
For example, the ancient "water" was just a liquid, transparent, drinkable and washable ... common sense material concept. The modern concept of "water" is (H2O). See the difference between them!
Of course, there is no conflict between the two, but the latter is more exact and specific than the former, and can be measured or quantified by a common standard. So it is often more convincing and useful. ....