Summary EV charging times vary significantly based on charger type: Level 1 (120 V) can require 8–24+ hours, Level 2 (240 V) typically takes 4–10 hours, and DC fast charging can replenish an EV from 10% to around 80% in as little as 20 minutes. Filling your gas tank takes mere minutes, but charging an EV is more time-consuming. Battery size, ambient temperature, charger power output, and. EV charging times depend on a complex variety of factors. One of the starkest contrasts between gas-powered and electric vehicles (EVs) —and one that makes a huge difference in choosing one EV over another—is. These speedy chargers typically have a power output of 50 to 350 kW, so they can charge a fully-electric vehicle from 20 percent to 80 percent in about 20 minutes to an hour. Unfortunately, it's tough to predict the exact charging speed at a DC Fast-Charger thanks to a variety of factors: When the. Calculate estimated charging times for your electric vehicle by entering your battery capacity, selecting your desired charging range, and choosing your charger type. Why so fast? High power delivery (150–400 kW) floods your battery with energy in record.