You could have made a simple search in this forum to find the information you were looking for. And even without using the search function, the most useful thread is 2 lines below your thread
Constructive Criticism of La Premiere
to make it simple :
-on the ground, especially in CDG : usually considered as the best P product, with a fabulous P lounge experience in CDG.
-in the air : one of the best, with a clear superior product in the B777 versus A380.