jarvisbox

電動車充電成本計算器

計算電動車在家用與公共站的充電成本,輸入電池容量、電價與效率。

100% client-side · no upload

Example: Tesla Model 3 Long Range ≈ 82 kWh, Nissan Leaf ≈ 40 kWh

Home AC charging ≈ 85–90%. DC fast charging ≈ 90–95%.

How to use

  1. Enter your EV's battery capacity in kWh (check your owner's manual or manufacturer specs).
  2. Enter the electricity rate you pay and the expected charging efficiency percentage.
  3. Optionally enter your range per charge to see the cost per 100 km, then click Calculate Charging Cost.

Related car tools

常見問題

Is this EV charging cost calculator free?
Yes, completely free with no signup and no usage limits.
Does my data leave my device?
No. All calculations run in JavaScript inside your browser. Nothing is sent to any server.
Does it work on mobile?
Yes. The calculator is mobile-first and works on iPhone Safari and Android Chrome.

Last updated:

回報這個工具的問題