The specifications of those oils are both correctly for my car, the only differences that i have found are the words "Longlife III" in the first label and "VW-Longlife III" on the second label of the containers.
But.. at last.. probably is the same oil

Hi to all, i'm Matteo from italy :D My polo is a 1.9 tdi - 9n3, i have the problem of oil consumption (about every 7-8000 km i do a topping of nearly half a kilo). So I decided to buy on Ebay, 4-5 Lt. of Castrol SLX professional powerflow - longlife III, but in the ads it seems that this oil exist i...