Area Unit Converter Online
面积换算公顷亩平方米单位转换
Convert across 9 area units from mm² to km² including hectares, acres and Chinese mu with exact factors — for real estate, farming plans and renovations, fully local.
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All processing is done locally in your browser. No data is uploaded.
How to Use
- Paste any valid JSON, supports nesting, arrays and escapes
- Click Beautify to auto indent and format
- Click Minify to remove whitespace into one line
- All operations run locally for privacy
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FAQ
How big is one mu?
1 mu = 2000/3 ≈ 666.67 m²; 1 hectare = 15 mu = 10,000 m².
Acre vs hectare?
1 acre ≈ 4046.86 m², about 0.405 hectares — so the hectare is larger.
Will my data be uploaded?
No, all conversions run locally in your browser.