Conversion Cheat Sheet

Common unit conversions at a glance. Print or save for quick reference.

Length

1 m=3.281 ft(1 ft = 0.3048 m)

1 km=0.621 mi(1 mi = 1.609 km)

1 in=2.54 cm(1 cm = 0.394 in)

Weight & Mass

1 kg=2.205 lb(1 lb = 0.454 kg)

1 oz=28.35 g(1 g = 0.035 oz)

1 metric ton=2,205 lb(1 short ton = 907 kg)

Temperature

°F=(°C × 9/5) + 32(°C = (°F − 32) × 5/9)

K=°C + 273.15(°C = K − 273.15)

Volume

1 L=0.264 gal(1 gal = 3.785 L)

1 cup=236.6 mL(1 fl oz = 29.57 mL)

1 m³=1,000 L(1 ft³ = 28.32 L)

Area

1 m²=10.76 ft²(1 ft² = 0.093 m²)

1 acre=4,047 m²(1 hectare = 2.47 acres)

Speed

1 km/h=0.621 mph(1 mph = 1.609 km/h)

1 m/s=2.237 mph(1 knot = 1.852 km/h)

Pressure

1 bar=14.5 psi(1 psi = 0.069 bar)

1 atm=101.3 kPa(1 kPa = 0.01 bar)

Energy

1 kWh=3,600 kJ(1 cal = 4.184 J)

1 hp=745.7 W(1 BTU = 1,055 J)

Need more conversions? Use our full converter for 1,000+ units.

Conversion Cheat Sheet

Length

Weight & Mass

Temperature

Volume

Area

Speed

Pressure

Energy

Free Conversion Cheat Sheet

Conversion Cheat Sheet

Length

Weight & Mass

Temperature

Volume

Area

Speed

Pressure

Energy

Free Conversion Cheat Sheet