🏘️ 总租金乘数（GRM）计算器Gross Rent Multiplier Calculator

使用说明与常见问题How-to & FAQ

「总租金乘数（GRM）计算器」是什么？What is the Gross Rent Multiplier Calculator tool?

总租金乘数 GRM = 房产价格 ÷ 年总租金，用来快速比较出租房产；也可由 GRM 和租金估算房价，或由房价和 GRM 反推所需租金。Gross rent multiplier GRM = property price ÷ gross yearly rent, a quick way to compare rentals — or estimate a value from a GRM and rent, or the rent needed from a price and GRM.

如何使用「总租金乘数（GRM）计算器」？How do I use the Gross Rent Multiplier Calculator tool?

在「总租金乘数（GRM）计算器」中，填写「求」、「房产价格」、「月租金总额」、「GRM（按年租金）」等参数，结果会随输入实时计算并显示在下方。In the Gross Rent Multiplier Calculator: Fill in "Find", "Property price", "Gross monthly rent", "GRM (on yearly rent)"; results are recalculated instantly as you type.

GRM 怎么算？How is GRM calculated?

GRM = 房产价格 ÷ 年总租金（未扣任何费用）。例如 30 万买入、月租 2,500，年租 3 万，GRM = 10。也有人用月租金计算「月 GRM」，数值是年 GRM 的 12 倍。GRM = price ÷ gross yearly rent before any costs: a $300,000 property renting for $2,500 a month ($30,000 a year) has a GRM of 10. Some use monthly rent for a monthly GRM, 12 times the yearly one.

GRM 多少算好？What GRM is good?

GRM 越低，回本越快，但没有统一标准，应与同一地区、同类房产比较。Lower means rent pays back the price faster, but there is no universal benchmark; compare with similar properties in the same area.

计算结果可以作为最终依据吗？Can I rely on the result?

「总租金乘数（GRM）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 Gross Rent Multiplier Calculator uses standard formulas and is for estimation only; actual figures depend on your bank, broker or tax authority's rules and rounding.

「总租金乘数（GRM）计算器」免费吗？需要注册吗？Is the Gross Rent Multiplier Calculator free? Do I need an account?

「总租金乘数（GRM）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 Gross Rent Multiplier 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.