Free height calculator
Height Difference Calculator
Enter two heights to calculate the exact difference in inches and centimetres, then see both heights side by side on the same visual scale.
= 167.6 cm
= 182.9 cm
Live comparison
Figures share one baseline and one scale.
How to Calculate Height Difference
Height difference is simply the taller height minus the shorter height. HeightTool does the conversion for you, so you can work in feet and inches or centimetres without calculating anything manually.
Enter the first height
Add your height or the first person's height in feet/inches or cm.
Enter the second height
Add the height you want to compare against.
See the difference
The exact difference appears instantly in both imperial and metric units.
Common Height Difference Examples
These examples make it easier to picture common differences. Use the calculator above for any custom pair of heights.
Height Difference in Feet and Inches
If both heights are in feet and inches, convert each height to total inches, subtract the smaller number from the larger one, then convert the result back if needed.
Height Difference in Centimetres
For metric measurements, subtract the shorter height in centimetres from the taller height. HeightTool can also convert the result to inches automatically.
Visualise the Difference, Not Just the Number
A number such as 6 inches or 15.2 cm can be hard to picture. The visual comparison places both figures on the same baseline, making the difference much easier to understand at a glance.
For a broader reference, see the height comparison chart, or return to the main height comparison tool.
Height difference calculator FAQs
How do I calculate the height difference between two people?
Enter both heights into HeightTool. The calculator subtracts the shorter height from the taller height and shows the difference in inches and centimetres while also displaying both figures on the same scale.
Can I enter one height in cm and another in feet and inches?
Yes. HeightTool converts between centimetres and feet and inches automatically, so you can switch units while keeping the same comparison.
What is the height difference between 5'6" and 6'0"?
The difference is 6 inches, which is 15.24 centimetres.
What is the height difference between 170 cm and 190 cm?
The difference is 20 centimetres, which is about 7.9 inches.
Can I compare more than two heights?
Yes. You can add more people or objects to the visual comparison after entering the first two heights.