What is the difference between Solo 2 and Solo 3 Wireless?

Some say that they do not really see the difference between Solo 2 and Solo 3, which are both from Beats, but actually, there is one major difference. The battery life of Solo 2 is at 12 hours maximum while the battery life of the Solo 3 is at 40 hours. You can already imagine how long you would be able to listen to your favorite songs.
The main reason why battery life has greatly improved is because of the W1 chip. Some have already created a battle of the Solos that are available. Another main difference is that the Solo 3 will be able to sync and connect to more gadgets as compared to the Solo 2. it is ideal to know which gadgets you can connect to just to be sure.