Unit Converter — Length, Weight, Area, Temperature & More
Pick what you're measuring, type a value and choose the units. The table lists the same value in every unit.
Fill in the fields — the answer appears as you type.
Think an answer is wrong? Report it with your inputs.
How it's calculated
- Result = value × (from-unit in base units) ÷ (to-unit in base units)
- °F = °C × 9/5 + 32; K = °C + 273.15
Worked example
170 cm = 66.9291338583 inches.
Load this example into the calculatorAssumptions and limits
- Factors are exact international definitions (e.g. 1 inch = 2.54 cm, 1 lb = 0.45359237 kg).
- Results shown to 12 significant digits.
Common questions
How many square feet is one gaj?
One gaj is one square yard, which is exactly 9 square feet (0.836 m²).