🔄 Metric \u2194 Imperial Converter
Instantly convert between metric and imperial units. Covers length, weight, volume, and temperature.
💡 A credit card is about 8.5 cm (3.4 in)
\u26A1 Quick Reference
Marathon
42.195 km
= 26.2 mi
Body weight (avg)
70 kg
= 154 lb
Boiling point
100°C
= 212°F
Freezing point
0°C
= 32°F
Gallon of milk
3.79 L
= 1 gal
Height (5'10")
178 cm
= 70 in
📐 Common Formulas
km \u2192 mi: divide by 1.609
mi \u2192 km: multiply by 1.609
kg \u2192 lb: multiply by 2.205
lb \u2192 kg: divide by 2.205
\u00B0C \u2192 \u00B0F: \u00D7 9/5 then + 32
\u00B0F \u2192 \u00B0C: \u2212 32 then \u00D7 5/9
L \u2192 gal: divide by 3.785
gal \u2192 L: multiply by 3.785
How This Tool Works
This converter specializes in the most common metric-to-imperial and imperial-to-metric conversions that people encounter daily. It covers length (cm/inches, meters/feet, km/miles), weight (kg/lbs, grams/ounces), volume (liters/gallons, mL/cups), and temperature (°C/°F). Unlike a general unit converter, it is optimized for speed with preset pairs and instant two-way conversion as you type, making it ideal for quick lookups while cooking, shopping internationally, interpreting medical records, or understanding foreign measurements.
💡 Tips & Best Practices
- 1Quick mental math: multiply km by 0.6 for miles, multiply kg by 2.2 for pounds, multiply cm by 0.4 for inches.
- 2Body temperature: 37°C = 98.6°F. A fever is typically 38°C / 100.4°F or above.
- 3For cooking, US cups to mL: 1 cup = 237 mL, ½ cup = 118 mL, ¼ cup = 59 mL.