In heavier vehicles, 200 or even 300 to 400 KG's doesn't have any effect on performance. There are many other factors involved. But yes if the difference of weight is more, the capabilities differ in different vehicles. The advantages of heavier vehicles are comfort, grip because of the weight provided you have an equally strong engine and stability on top speed. The disadvantages are bad fuel economy, bad performance in sand, slush and mud. Over all depends on what your purpose is.