Electric Vehicle Charging Time Calculator
Enter the battery capacity and charge level along with the charging power below.
Estimating Charging Time for Electric Vehicles
Determining the time required to charge an electric vehicle (EV) battery depends on several key factors, such as charging power, battery size, and the current charge level. These factors collectively influence the charging time.
The capacity of an EV battery is measured in kilowatt-hours (kWh), which indicates the amount of energy it can store. Charging power, on the other hand, determines the speed of the charge and is measured in kilowatts (kW).
To calculate the estimated charging time for an electric car, you can use the following formula:
Charge Time = (Battery Capacity / Charge Power) × 0.9(alert-success)
In simpler terms, the charging time in hours is obtained by dividing the battery's size in kilowatt-hours by the charging power and multiplying it by 0.9, representing the average power efficiency.
Let's consider an example to estimate the charging time for a 2021 Tesla Model 3 with a 50 kWh battery capacity using a 3.7 kW home charger.Charge Time = (50 kWh / 3.7 kW) × 0.9Charge Time = (50 kWh / 3.7 kW) × 0.9Charge Time = 15.015 hoursTherefore, it will take approximately 15 hours to fully charge a Tesla Model 3 with a 50 kWh battery using a 3.7 kW home charger.(alert-success)
It's worth noting that most EV batteries are not completely depleted when charging begins, so charging from 0% to 100% capacity is not always necessary. Charging to a partial capacity can reduce the overall charging time.
Home chargers typically have a capacity of 7.7 kWh or lower, while public chargers often fall into the fast or rapid charging range of 11 kW to 50 kW. Moreover, chargers delivering 100 kW or higher charging power are increasingly common.
For more information on the cost of charging an electric vehicle at home, you can explore our charging cost calculator.
To get an idea of average charging times for EV batteries using different chargers, refer to the chart below:
Battery Capacity (kWh) | Charger | |||||||
---|---|---|---|---|---|---|---|---|
2.4 kW | 3.7 kW | 7.7 kW | 11 kW | 22 kW | 50 kW | 100 kW | 120 kW | |
5 kWh | 2h 19m | 1h 31m | 0h 44m | 0h 31m | 0h 16m | 0h 7m | 0h 4m | 0h 3m |
10 kWh | 4h 38m | 3h 1m | 1h 27m | 1h 1m | 0h 31m | 0h 14m | 0h 7m | 0h 6m |
15 kWh | 6h 57m | 4h 31m | 2h 10m | 1h 31m | 0h 46m | 0h 20m | 0h 10m | 0h 9m |
20 kWh | 9h 16m | 6h 1m | 2h 54m | 2h 2m | 1h 1m | 0h 27m | 0h 14m | 0h 12m |
25 kWh | 11h 35m | 7h 31m | 3h 37m | 2h 32m | 1h 16m | 0h 34m | 0h 17m | 0h 14m |
30 kWh | 13h 54m | 9h 1m | 4h 20m | 3h 2m | 1h 31m | 0h 40m | 0h 20m | 0h 17m |
35 kWh | 16h 13m | 10h 31m | 5h 4m | 3h 33m | 1h 47m | 0h 47m | 0h 24m | 0h 20m |
40 kWh | 18h 32m | 12h 1m | 5h 47m | 4h 3m | 2h 2m | 0h 54m | 0h 27m | 0h 23m |
45 kWh | 20h 50m | 13h 31m | 6h 30m | 4h 33m | 2h 17m | 1h | 0h 30m | 0h 25m |
50 kWh | 23h 9m | 15h 1m | 7h 13m | 5h 4m | 2h 32m | 1h 7m | 0h 34m | 0h 28m |
55 kWh | 25h 28m | 16h 31m | 7h 57m | 5h 34m | 2h 47m | 1h 14m | 0h 37m | 0h 31m |
60 kWh | 27h 47m | 18h 2m | 8h 40m | 6h 4m | 3h 2m | 1h 20m | 0h 40m | 0h 34m |
65 kWh | 30h 6m | 19h 32m | 9h 23m | 6h 34m | 3h 17m | 1h 27m | 0h 44m | 0h 37m |
70 kWh | 32h 25m | 21h 2m | 10h 7m | 7h 5m | 3h 33m | 1h 34m | 0h 47m | 0h 39m |
75 kWh | 34h 44m | 22h 32m | 10h 50m | 7h 35m | 3h 48m | 1h 40m | 0h 50m | 0h 42m |
80 kWh | 37h 3m | 24h 2m | 11h 33m | 8h 5m | 4h 3m | 1h 47m | 0h 54m | 0h 45m |
85 kWh | 39h 22m | 25h 32m | 12h 16m | 8h 36m | 4h 18m | 1h 54m | 0h 57m | 0h 48m |
90 kWh | 41h 40m | 27h 2m | 13h | 9h 6m | 4h 33m | 2h | 1h | 0h 50m |
95 kWh | 43h 59m | 28h 32m | 13h 43m | 9h 36m | 4h 48m | 2h 7m | 1h 4m | 0h 53m |
100 kWh | 46h 18m | 30h 2m | 14h 26m | 10h 7m | 5h 4m | 2h 14m | 1h 7m | 0h 56m |
110 kWh | 50h 56m | 33h 2m | 15h 53m | 11h 7m | 5h 34m | 2h 27m | 1h 14m | 1h 2m |
120 kWh | 55h 34m | 36h 3m | 17h 19m | 12h 8m | 6h 4m | 2h 40m | 1h 20m | 1h 7m |
130 kWh | 60h 12m | 39h 3m | 18h 46m | 13h 8m | 6h 34m | 2h 54m | 1h 27m | 1h 13m |
140 kWh | 64h 49m | 42h 3m | 20h 13m | 14h 9m | 7h 5m | 3h 7m | 1h 34m | 1h 18m |
150 kWh | 69h 27m | 45h 3m | 21h 39m | 15h 10m | 7h 35m | 3h 20m | 1h 40m | 1h 24m |
Estimating the charging time for your electric vehicle can help you plan and manage your charging needs more effectively. By understanding these factors, you can ensure your EV is charged efficiently and ready for your next journey.
Recommended Automotive Resources
Here are some helpful automotive resources for your convenience:
1. Electric Vehicle Charging Cost Calculator: Estimate the cost of charging an electric vehicle at home using this calculator.
2. Electric Vehicle Fuel Savings Calculator: Calculate the potential fuel cost savings when driving an electric vehicle compared to a gas-powered vehicle.
3. Liters per 100 Kilometers Fuel Consumption Calculator: Convert fuel consumption from liters per 100 kilometers to kilometers per liter using this handy calculator.
4. Kilometers per Liter Fuel Economy Calculator: Calculate the fuel economy in kilometers per liter for your vehicle.
5. Gas Mileage Calculator – Estimate Fuel Economy: Use this calculator to estimate the fuel efficiency of your vehicle and calculate gas mileage.
Feel free to click on the links above to access these automotive resources and enhance your knowledge about electric vehicles, fuel efficiency, and more.