Area Converter
Convert between area units including square metres, square feet, acres and hectares.
How to use the Area Converter
- Type the figure into Value. The page opens on Square meter to Pyeong.
- Choose the unit you have in the From list, then the unit you want in the To list.
- Read the answer below the fields. It updates as you type, with no button to press.
Each unit as a number of square metres
Your value is multiplied by the From factor and divided by the To factor, then rounded to six decimals. On these figures one hectare is 2.471052 acres and 3024.986388 pyeong, and one acre is 0.404686 hectares.
| Unit | Square metres |
|---|---|
| Square meter | 1 |
| Pyeong | 3.3058 |
| Acre | 4046.86 |
| Hectare | 10,000 |
Square feet are not in the list
The four options are square metres, pyeong, hectares and acres, so square feet has to be handled by hand. One square foot is 0.09290304 square metres. An acre is 43,560 square feet by definition, which is where the 4046.86 figure comes from.
Frequently asked questions
How big is one acre?
About 4,047 square metres, or roughly 40 percent of a hectare.
What is a pyeong?
A traditional East Asian unit still used in Korean real estate, equal to about 3.3058 square metres. Contracts are legally required to state square metres, but pyeong remains common in conversation.
How many pyeong is 84 square metres?
About 25.4. Dividing 84 by 3.3058 gives 25.41 pyeong. Korean apartments are still described in pyeong in conversation even though contracts state square metres.
Is a pyeong exactly 3.3058 square metres?
Not quite. A pyeong is defined as 400/121 square metres, or 3.3057851, and 3.3058 is the rounded value used here. The gap is under one part in a hundred thousand.
How do I convert square metres to square feet?
Multiply by 10.7639. Ninety square metres is about 968.8 square feet. There is no square foot option here, so do that step yourself.