Dell has released its first dual Thunderbolt 3 based XPS 13 9370 laptop so let's find out if it supports charging with the third party mophie Powerstation USB-C XXL using USB Power Delivery 2.0 over USB Type-C.
With the XPS 13 9370's battery at 35% charged, we connected the laptop to the mophie Powerstation USB-C XXL which itself was about 50% charged. Over 5 volts and 12 volts rails, no current was pulled by the XPS 13 9370 from the mophie Powerstation USB-C XXL resulting in no charging activity. Click here to download the trace captured by the GRL-A1 power analyzer to see more details on how the mophie Powerstation USB-C XXL at 50% battery, charged the XPS 13 9370 at 35% battery charge.
Download the A1 software from Granite River Labs here to view the trace.