If a car charger has dual ports (1.0 amp and 2.1 amp), which port is appropriate for charging an IPhone 5S?

  • Asked by Richard J. C from Sea Cliff
  • Jan 13, 2014
Incase Dual Car USB Charger with Lightning to USB Cable

Incase Dual Car USB Charger with Lightning to USB Cable

Product No Longer Available

1 Answer from the Community

  • Best Answer:

    Both of them, yet there are two nuances:
    1. The 2.1 amp will charge the iPhone quicker than the 1.0 amp port
    2. The 2.1 amp port is the only port capable of charging an iPad (big ones), the 1.0 amp will just be not enough

    • Answered by Alexei M from Minsk
    • Mar 10, 2014