U.S. EV charging network is more robust but provider differences remain

FILE PHOTO: An electric vehicle charger is seen in Manhattan, New York, U.S., December 7, 2021. REUTERS/Andrew Kelly/File Photo

(Reuters) - The U.S. public charging network for electric vehicles is becoming more robust, but significant differences in reliability and performance remain between providers, an industry ranking by engineering consulting firm umlaut found.

The group tested chargers by Volkswagen's Electrify America, ChargePoint, EVgo, Blink Charging, EVconnect, Greenlots and Tesla's Superchargers across seven U.S. states in September.