Area Converter
Area Converter: convert between 5 area units, for example 1 m² = 10.76391042 ft².
| Unit | Value |
|---|---|
| square meter (m²) | 1 m² |
| square meter to square centimeter | 10000 cm² |
| square meter to square millimeter | 1000000 mm² |
| square meter to square foot | 10.76391042 ft² |
| square meter to square inch | 1550.0031 in² |
Convert between square metres, square centimetres, square millimetres, square feet and square inches, with exact factors from the international foot and inch. Standard air-permeability test areas are listed below.
Standard air-permeability test areas
| Area (cm²) | in² | ft² | Where it is specified |
|---|---|---|---|
| 5 cm² | 0.775002 | 0.00538196 | ISO 9237 (alternative test area) |
| 10 cm² | 1.55 | 0.0107639 | Instrument option on many permeability testers |
| 20 cm² | 3.10001 | 0.0215278 | ISO 9237 / EN ISO 9237 (standard test area) |
| 25 cm² | 3.87501 | 0.0269098 | Instrument option; used for nonwovens and small samples |
| 38.3 cm² | 5.93651 | 0.0412258 | ASTM D737 (standard test area, ≈ 5.94 in²) |
| 50 cm² | 7.75002 | 0.0538196 | ISO 9237 (alternative test area) |
| 100 cm² | 15.5 | 0.107639 | ISO 9237 (alternative); filter media holders (e.g. 32 L/min → 5.33 cm/s) |
Area unit definitions
- square meter (m²)
- The square metre (m²) is the SI unit of area: the area of a square with 1 m sides.
- square centimeter (cm²)
- The square centimetre (cm²) is the area of a square with 1 cm sides, 10⁻⁴ m².
- square millimeter (mm²)
- The square millimetre (mm²) is the area of a square with 1 mm sides, 10⁻⁶ m².
- square foot (ft²)
- The square foot (ft²) is the area of a square with 1 ft sides: exactly 0.09290304 m².
- square inch (in²)
- The square inch (in²) is the area of a square with 1 inch sides: exactly 6.4516 cm².
All area conversions
From square meters
From square centimeters
From square millimeters
From square feet
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Sources
- The International System of Units (SI), 9th edition (SI Brochure), Bureau International des Poids et Mesures.
- Guide for the Use of the International System of Units (SI), NIST Special Publication 811, 2008 Edition, National Institute of Standards and Technology.
Last reviewed: .