What is Super Fast Charging 2.0 ? Using 25W or 45W charger ?

What is Super Fast Charging 2.0 ? Is it the battery charging with 25W or 45W charger ?

Super Fast Charging 2.0 is charging with 45W charger. It is available in case of some Samsung phones. Super Fast Charging 2.0 with 45W charger is charging the battery faster than Super Fast Charging with 25W charger.

To charge the battery faster, your phone has to support it and the "fast charging" feature has to be enabled. If you use 45W charger and your phone doesn't support it, the battery won't be charged faster.

Charging speeds:

• Less than 15W charger - Regular charging
• 15W charger - Fast charging
• 25W charger - Super fast charging
• 45W charger - Super fast charging 2.0