Unit Converter

Convert between metric and imperial units instantly. Perfect for homework, projects, and international measurements.

Select Conversion Category

Length Converter

From

Quick Reference

1 inch = 2.54 cm

1 foot = 30.48 cm

1 yard = 0.9144 m

1 mile = 1.609 km

How to Use the Unit Converter

Step-by-Step Guide

1 Choose the category (Length, Area, Volume, Weight, or Temperature)

2 Enter the value you want to convert

3 Select the "From" unit using the dropdown

4 Select the "To" unit and see instant results!

Supported Categories

Length: mm, cm, m, km, inches, feet, yards, miles

Area: square units, acres, hectares

Volume: liters, gallons, cups, cubic units

Weight: grams, kg, pounds, ounces, stones

Temperature: Celsius, Fahrenheit, Kelvin

Common Conversions Quick Reference

Metric to Imperial

Length

1 meter = 3.28 feet

1 centimeter = 0.39 inches

1 kilometer = 0.62 miles

Weight

1 kilogram = 2.20 pounds

1 gram = 0.035 ounces

Volume

1 liter = 0.26 gallons (US)

1 liter = 33.8 fluid ounces

Temperature Reference

Common Temperatures

Water freezes: 0°C = 32°F

Room temperature: 20°C = 68°F

Body temperature: 37°C = 98.6°F

Water boils: 100°C = 212°F

Area Conversions

1 square meter = 10.76 sq ft

1 hectare = 2.47 acres

1 acre = 4,047 sq meters

When You'll Need Unit Conversions

Travel

Convert distances, weights for luggage, and temperatures for weather planning.

Cooking

Convert recipe measurements, temperatures, and volumes for international recipes.

Science & Study

Lab work, physics problems, chemistry calculations, and engineering projects.

Home & DIY

Room measurements, material quantities, and tool specifications from different countries.

💡 Conversion Tips & Accuracy

Accuracy Notes

⚡ Precision: Results are calculated with high precision and displayed with appropriate decimal places

⚡ Rounding: Very small or very large numbers are shown in scientific notation

⚡ Real-time: All conversions happen instantly as you type or change selections

Pro Tips

✓ Bookmark it: Save this page for quick access during projects

✓ Mobile friendly: Works great on phones for field measurements

✓ Chain conversions: Use results from one conversion as input for another

✓ Dark mode: Easy on the eyes for extended use