Unit Converter
Use this unit converter to calculate length, weight, temperature, and volume values in one place.
Enter a value and choose units.
How to Use a Unit Converter
A unit converter works in two steps: first convert the source value into a shared base unit, then convert that base value into the target unit. For length, meter is a common base; for weight, kilogram; for volume, liter. This method keeps results consistent across many unit pairs. For example, 150 centimeters becomes 1.5 meters by multiplying with 0.01. The same logic applies to inches, feet, yards, and miles. Temperature conversion uses formulas instead of simple ratios because Celsius, Fahrenheit, and Kelvin include offsets.
This unit converter is useful for study tasks, engineering notes, ecommerce measurements, travel planning, and fitness tracking. Search intent often includes long-tail variations such as “how to convert kg to lb”, “temperature conversion method”, “unit conversion examples”, and “unit converter FAQ”. The page covers those intent patterns with method details, formulas, and practical examples.
Conversion Method and Formulas
- Linear conversion: Result = Value × (From factor / To factor)
- Celsius to Fahrenheit: (C × 9/5) + 32
- Fahrenheit to Celsius: (F - 32) × 5/9
- Celsius to Kelvin: C + 273.15
- Kelvin to Celsius: K - 273.15
These formulas are standard and defensible for technical calculation workflows. Results are shown with practical decimal precision for readability.
Examples of Unit Conversion
- 2.5 km → m = 2500 m
- 70 kg → lb ≈ 154.324 lb
- 100 F → C ≈ 37.778 C
- 3 liters → gallons ≈ 0.793 gal
These examples verify the calculation method and provide a quick sanity check for your own values.
References and Trust Notes
The conversion factors used in this unit converter follow SI conventions and widely accepted constants. Primary references for independent validation:
Last technical review date: March 26, 2026. For critical calculations, compare outputs with at least one external standard reference.
Frequently Asked Questions
Which units does this converter support?
It supports common metric and imperial units for length, weight, temperature, and volume.
Why is temperature conversion different?
Temperature scales include offsets, so direct ratio conversion is not enough. Formula-based conversion is required.
Why do I get decimal results?
Most unit factors are fractional values, so correct conversion naturally produces decimals.
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