Convertly Blog

Plain-English guides on the unit questions people search for most.

The short answer, what MB means, and how the units relate.

What GiB means and where the missing gigabytes go.

Two different ounces, and why precious metals use the heavier one.

How big a hectare is, and how it compares with an acre.

Formula, worked examples and conversions for cubic feet.

BTU and BTU/h explained, with kW and AC-ton conversions.

What hp means, how it relates to kilowatts and watts, and the watt formula.

Volume ounces and weight ounces are different units.

Convert fractions like 1/4 in and 5 5/8 in to millimeters, and back.

Celsius, Fahrenheit and gas mark equivalents, with the exact and recipe values.

Three different tons: US, UK and metric.

Why the Calories on food labels are really kilocalories.

What Wh and kWh measure, and how to calculate energy use.

How far a nautical mile is, and how knots relate to mph and km/h.

psi, kPa, bar and atm explained, with a tire pressure table.

Which unit is longer, and by how much.

Looking for a specific conversion? Use the unit search or browse the categories.