Unit Converter
Convert length, weight, and temperature with ease.
About This Calculator
The Unit Converter is a versatile tool that helps you convert between different units of measurement instantly. Whether you need to convert length, weight, or temperature, this calculator provides accurate conversions using standard conversion factors.
Conversions are based on internationally recognized standards, ensuring accuracy for everyday use, scientific calculations, and international communication.
Formula & Calculation Method
Conversion Formula: The conversion depends on the type of unit and uses base unit conversion factors.
Result = (Value × 1) / 0.3048
Temperature Conversions:
- Celsius to Fahrenheit: °F = (°C × 9/5) + 32
- Fahrenheit to Celsius: °C = (°F - 32) × 5/9
- Celsius to Kelvin: K = °C + 273.15
- Kelvin to Celsius: °C = K - 273.15
Length/Weight Conversions:
For length and weight, all units are first converted to a base unit (meters for length, kilograms for weight), then converted to the target unit using conversion factors.
How to Use This Calculator
- Select Category: Choose the type of conversion (Length, Weight, or Temperature) using the tabs.
- Enter Value: Input the number you want to convert in the "From" field.
- Select Units: Choose the source unit (From) and target unit (To) from the dropdown menus.
- View Result: The converted value will appear automatically in the "To" field.
- Swap Units: Click the swap icon (↔) to quickly reverse the conversion.
Frequently Asked Questions
How accurate are the conversions?
All conversions use standard conversion factors recognized by international standards organizations (NIST, BIPM). Temperature conversions are exact, while length and weight conversions use precise conversion factors.
Can I convert between different unit systems?
Yes! You can convert between metric (meters, kilograms, Celsius) and imperial (feet, pounds, Fahrenheit) units seamlessly.
What is the difference between Celsius and Fahrenheit?
Celsius is based on the freezing and boiling points of water (0°C and 100°C), while Fahrenheit uses 32°F and 212°F. Kelvin is the absolute temperature scale starting at absolute zero.
Are negative values allowed?
Negative values are allowed for temperature conversions (as temperatures can be below zero). For length and weight, negative values are not valid and will show an error.
Calculator by
NumCalculators Editorial Team
Multi-disciplinary Expert Team