🚙 每英里（每公里）用车成本计算器Cost Per Mile Calculator
把油费、保险、注册、折旧、贷款利息、保养等用车费用加总，算出每英里或每公里的实际成本，并与美国国税局（IRS）2026 年标准里程费率对比。Add up fuel, insurance, registration, depreciation, loan interest and maintenance to get what driving really costs per mile or per kilometre, compared with the 2026 IRS standard mileage rate.
使用说明与常见问题How-to & FAQ
「每英里（每公里）用车成本计算器」是什么？What is the Cost Per Mile Calculator tool?
把油费、保险、注册、折旧、贷款利息、保养等用车费用加总，算出每英里或每公里的实际成本，并与美国国税局（IRS）2026 年标准里程费率对比。Add up fuel, insurance, registration, depreciation, loan interest and maintenance to get what driving really costs per mile or per kilometre, compared with the 2026 IRS standard mileage rate.
如何使用「每英里（每公里）用车成本计算器」？How do I use the Cost Per Mile Calculator tool?
在「每英里（每公里）用车成本计算器」中，填写「单位」、「每年行驶里程」、「油价（每加仑/每升）」、「油耗（mpg 或 L/100km）」、「保险 / 年」等参数，结果会随输入实时计算并显示在下方。In the Cost Per Mile Calculator: Fill in "Units", "Distance per year", "Fuel price (per gallon / litre)", "Fuel economy (mpg or L/100 km)", "Insurance per year"; results are recalculated instantly as you type.
每英里成本怎么算？How is cost per mile worked out?
每英里成本 = (每年燃油费 + 保险 + 注册 + 折旧 + 利息 + 保养 + 其他) ÷ 每年里程。燃油费 = 里程 ÷ mpg × 油价（公制为 里程 × L/100km ÷ 100 × 油价）。Cost per mile = (yearly fuel + insurance + registration + depreciation + interest + maintenance + other) ÷ yearly miles, with fuel = miles ÷ mpg × price (metric: km × L/100 km ÷ 100 × price).
IRS 费率是多少？What is the IRS rate?
美国国税局 2026 年商务标准里程费率：1–6 月 72.5 美分/英里，7–12 月起提高到 76 美分/英里（IR-2026-29）。它包含固定和可变成本，适合用来对比。The IRS business standard mileage rate for 2026 is 72.5¢ a mile for January–June, raised to 76¢ from July (IR-2026-29). It covers fixed and variable costs, so it is a useful comparison.
计算结果可以作为最终依据吗？Can I rely on the result?
「每英里（每公里）用车成本计算器」按标准公式计算，结果仅供参考；实际金额以银行、券商或税务机关的规则和四舍五入方式为准。The Cost Per Mile Calculator uses standard formulas and is for estimation only; actual figures depend on your bank, broker or tax authority's rules and rounding.
「每英里（每公里）用车成本计算器」免费吗？需要注册吗？Is the Cost Per Mile Calculator free? Do I need an account?
「每英里（每公里）用车成本计算器」完全免费，无需注册或安装，打开网页即可使用，手机和电脑都能用；输入的内容只在你的浏览器本地处理。The Cost Per Mile Calculator is completely free with no sign-up or install and works on phones and desktops; what you enter is processed only in your browser.