120W fast charge does have an advantage, but not as fast as you might think. So what's the biggest benefit of the 120W? We believe that the greatest use of 120W at present should be fragment-time emergency. The maximum amount of power in a short period of time is ready for emergencies, but it still needs further improvement. For many people, 65W is more than enough for now. If you're looking for the ultimate, and you're not short of money, then 120W is a natural choice.