Unit Converter Express

Convert between different units instantly with precision

Length Converter

Value

From

3.28084 feet

Common Length Conversion Formulas

Metric to Imperial feet = meters × 3.28084
inches = centimeters × 0.393701
miles = kilometers × 0.621371

Imperial to Metric meters = feet × 0.3048
centimeters = inches × 2.54
kilometers = miles × 1.60934

Length Conversion Table

Unit	Meters Equivalent	Symbol
Kilometer	1,000 m	km
Meter	1 m	m
Centimeter	0.01 m	cm
Millimeter	0.001 m	mm
Micrometer	1×10⁻⁶ m	μm
Nanometer	1×10⁻⁹ m	nm
Mile	1,609.344 m	mi
Yard	0.9144 m	yd
Foot	0.3048 m	ft
Inch	0.0254 m	in
Nautical Mile	1,852 m	NM
Light Year	9.461×10¹⁵ m	ly

Temperature Converter

Value

From

32 °F

Temperature Conversion Formulas

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

Temperature Reference Points

Reference Point	Celsius	Fahrenheit	Kelvin
Absolute Zero	-273.15°C	-459.67°F	0 K
Water Freezing Point	0°C	32°F	273.15 K
Room Temperature	20°C	68°F	293.15 K
Human Body Temperature	37°C	98.6°F	310.15 K
Water Boiling Point	100°C	212°F	373.15 K

Area Converter

Value

From

10.7639 square feet

Area Conversion Formulas

Metric Conversions m² = cm² × 10⁻⁴
km² = m² × 10⁻⁶
hectares = m² × 10⁻⁴

Imperial Conversions ft² = m² × 10.7639
acres = m² × 0.000247105
mi² = km² × 0.386102

Area Conversion Table

Unit	Square Meters Equivalent	Symbol
Square Kilometer	1,000,000 m²	km²
Hectare	10,000 m²	ha
Square Meter	1 m²	m²
Square Centimeter	0.0001 m²	cm²
Square Millimeter	0.000001 m²	mm²
Square Mile	2,589,988 m²	mi²
Acre	4,046.86 m²	ac
Square Yard	0.836127 m²	yd²
Square Foot	0.092903 m²	ft²
Square Inch	0.00064516 m²	in²

Volume Converter

Value

From

1000 milliliters

Volume Conversion Formulas

Metric Conversions L = mL × 10⁻³
m³ = L × 10⁻³
cm³ = mL × 1

US Liquid Conversions gallons (US) = L × 0.264172
quarts (US) = L × 1.05669
fluid ounces (US) = mL × 0.033814

Volume Conversion Table

Unit	Liters Equivalent	Symbol
Cubic Meter	1,000 L	m³
Liter	1 L	L
Milliliter	0.001 L	mL
Cubic Centimeter	0.001 L	cm³
Gallon (US)	3.78541 L	gal
Gallon (UK)	4.54609 L	gal
Quart (US)	0.946353 L	qt
Pint (US)	0.473176 L	pt
Cup (US)	0.236588 L	cup
Fluid Ounce (US)	0.0295735 L	fl oz
Cubic Foot	28.3168 L	ft³
Cubic Inch	0.0163871 L	in³

Weight Converter

Value

From

2.20462 pounds

Weight Conversion Formulas

Metric Conversions kg = g × 10⁻³
g = mg × 10⁻³
metric tons = kg × 10⁻³

Metric to Imperial pounds = kg × 2.20462
ounces = g × 0.035274
stone = kg × 0.157473

Imperial to Metric kg = pounds × 0.453592
g = ounces × 28.3495

Weight Conversion Table

Unit	Kilograms Equivalent	Symbol
Metric Ton	1,000 kg	t
Kilogram	1 kg	kg
Gram	0.001 kg	g
Milligram	0.000001 kg	mg
Pound	0.453592 kg	lb
Ounce	0.0283495 kg	oz
Ton (US short)	907.185 kg	ton
Ton (UK long)	1,016.05 kg	ton
Stone	6.35029 kg	st
Carat	0.0002 kg	ct

Time Converter

Value

From

0.0166667 minutes

Time Conversion Formulas

Basic Time Conversions minutes = seconds ÷ 60
hours = minutes ÷ 60
days = hours ÷ 24

Extended Time Conversions weeks = days ÷ 7
months = days ÷ 30.4167
years = days ÷ 365.25

Millisecond Conversions seconds = milliseconds × 10⁻³
microseconds = milliseconds × 10³

Time Conversion Table

Unit	Seconds Equivalent	Symbol
Century	3,155,760,000 s	—
Decade	315,576,000 s	—
Year	31,557,600 s	yr
Month	2,629,800 s (avg)	mo
Week	604,800 s	wk
Day	86,400 s	d
Hour	3,600 s	hr
Minute	60 s	min
Second	1 s	s
Millisecond	0.001 s	ms
Microsecond	0.000001 s	μs
Nanosecond	1×10⁻⁹ s	ns