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Compare standardized metric and Imperial area units for property, land, rooms and maps.
Area factors are squared length factors. For example, one square foot is exactly 0.09290304 square meters, and one hectare is exactly 10,000 square meters.
Example formula: square feet × 0.09290304 = square meters
The conversion engine uses standardized constants and keeps calculation precision separate from display formatting. Your entered values stay in this browser and are not added to the URL or sent to the server.
Bigha varies significantly by region, so presenting one universal factor would be misleading.
One acre contains exactly 43,560 square feet.