Conversor de Metros Quadrados

Converte m² para ft², ha, ac, km².
Created by
Renato Passos, Eng. de Software
Reviewed by
Renato Passos, Eng. de Software

Last updated: Apr 18, 2026

ft²
1.076,3910
ha
0,010000
acres
0,024711
km²
0,000100

Formula

1 m² = 10,7639 ft² = 10⁻⁴ ha

About this calculator

The Square Meters Converter is a free online tool that transforms area values between different units of measurement. It converts square meters (m²) to square feet (ft²), hectares (ha), acres (ac), and square kilometers (km²). The conversion is based on fixed factors: 1 m² equals approximately 10.7639 ft², 0.0001 ha, 0.000247105 ac, and 0.000001 km². The user enters the value in m² and selects the target unit; the result is displayed instantly, facilitating planning for projects involving areas in different measurement systems.

This calculator is useful for professionals and students who need to compare or communicate areas in international contexts. For example, a civil engineer may convert a land area into hectares to assess its agricultural dimension, or a real estate agent may present apartment square footage in square feet for foreign clients. Additionally, architects and landscapers often use hectares for large-scale projects, while the acre is common in English-speaking countries. The tool eliminates manual calculation errors and saves time.

When using the converter, it is important to verify the accuracy of the conversion factors. Although the values provided are standardized, rounding may occur depending on the number of decimal places displayed. For calculations requiring high precision, such as official topographic surveys, it is recommended to confirm the result with technical sources. Also, note that the conversion to acres is approximate, as 1 acre is defined as 4,046.8564224 m², but the converter uses 0.000247105 for simplicity.

The tool also supports conversions between output units, but always starting from m². To convert directly from ft² to ha, for example, first convert ft² to m² and then to ha. Usage is intuitive: just type the number, choose the unit, and click convert. No account creation or software installation is required. The result is displayed in real time, ideal for quick queries on mobile devices or computers.

Frequently asked questions

How do I convert square meters to hectares?

Divide the number of square meters by 10,000. For example, 50,000 m² equals 5 hectares.

What is the difference between an acre and a hectare?

One hectare equals 10,000 m², while one acre equals approximately 4,047 m². The hectare is about 2.47 times larger than the acre.

Can I convert square feet directly to square kilometers?

Yes, but the converter works from m². First convert ft² to m² (divide by 10.7639) and then from m² to km² (divide by 1,000,000).

How many decimal places does the result show?

The converter displays up to 4 decimal places. If you need more precision, use a scientific calculator.

Does this tool work for very large areas, like states?

Yes, it accepts any numeric value. For example, converting 1,000,000 m² to km² gives 1 km².

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