The Differences of the New and Old Airpods

1.New Model(H1 core)
With charger case
(Support charging cable),the light sensor is inside the charger case. Say “Hi,Siri”,can be connected automatically. No need to double-click wake Siri feature. Calling time is about 18 hours.
 
2.Old Model(W1 core)
With charger case
(Support charging cable), the light sensor is inside the charger case. Connected by hand. Need to double-click wake Siri feature. Calling time is about 11 hours.