What's the size unit?

Area (Area) is the amount of a 2-D graphic or plane in space. In daily life, land purchases, house improvements and agricultural production, we often have to deal with different size units. For historical and geographical reasons, multiple area measurement systems exist in the world and it is therefore essential to have a knowledge of the relationship between them.

Common area measurement systems

Metric unit: Global standard based on square metres (m2) derived from square kilometres (km2), ha (ha) Wait. The advantage is to use a decimal system, which is simple to convert.
British: It is used mainly in the United States and the United Kingdom, including square feet (sq ft), acre, square miles (sq mi), etc.
Traditional units in China: The use of acres, fractions, stubs, etc. in agriculture and land management in the country is still widespread.

How much square meters is a acre?

This is the most common problem in land conversion. In our modern standards:

1 acre ≈666.67 m2
1 ha = 15 acre = 10,000 m2
1 Mmm. = 100 acres

This tool allows you to make the conversion of units with precision and avoid errors due to manual calculations.

Area conversion in renovation of houses

Often encountered when conducting transnational property transactions or reading foreign renovation designs Square feet (sq ft) 。 The conversion relationships are as follows:

1 square metre ≈ 10.764 square feet

If you see a room marked at 1000 sq ft, it's equivalent to about 92.9 square meters.

How to use this tool?

Just enter the values you know in the input box and select the corresponding original unit. This tool will show you all conversion results immediately under the three categories "Standard", "English" and "Chinese tradition". Click on any result card to quickly copy the values, which greatly facilitates your recording and use.