Energia carregamento EV
- Created by
- Renato Passos, Eng. de Software
- Reviewed by
- Renato Passos, Eng. de Software
Last updated: Apr 18, 2026
Formula
~17.5 kWh/100km
About this calculator
The EV Charging Energy calculator estimates the electrical energy needed to recharge an electric vehicle (EV) based on the distance traveled. It uses the average consumption of 17.5 kWh per 100 km, typical for modern EVs. Simply input the kilometers you plan to drive, and the tool calculates the energy in kilowatt-hours (kWh).
It works by multiplying the distance (in km) by the factor 0.175 (equivalent to 17.5 kWh/100 km). For example, for 200 km, the calculation is 200 × 0.175 = 35 kWh. This value helps plan energy costs, choose charging stations, or compare EV efficiency between models.
This calculation is useful for trip planning, estimating residential/industrial energy costs, and sizing charging infrastructure. However, it is an approximation: factors like speed, terrain, weather (air conditioning/heat), and vehicle efficiency affect actual consumption. It is recommended to consult the vehicle's manual for more precise data.
Avoid using the calculator for very short distances (under 10 km), where initial efficiency losses are higher. Variations between EV models (e.g., SUVs vs. sedans) may require manual adjustments to the formula if needed.
Frequently asked questions
How does the calculator account for real-world EV consumption?
It uses the average of 17.5 kWh per 100 km. For precision, check your vehicle's manual and adjust the formula accordingly.
Can I use this tool to plan a long trip?
Yes, it estimates energy for total distance. Consider rest stops and efficiency variations during the journey.
Does weather affect the calculation?
Yes. Air conditioning or heating in winter increases consumption. The calculator doesn't include these factors automatically.
Why might the calculated energy differ from actual use?
Because the formula is an approximation. Factors like speed, terrain, and battery state affect real-world consumption.
How does this calculator help with charging infrastructure?
It estimates daily/weekly demand, helping choose charging stations with adequate power for your routine.