Height difference calculator.
See the gap.

Enter two heights to see the gap in centimeters and feet, alongside a true-to-scale comparison.

Two heights. One clear answer.

Open in the full comparison

You can enter a height with an explicit unit, such as 170 cm or 5 ft 11 in.

The height difference

15 cm

Person B is taller by 15 cm.

Difference in the other unit0′ 5.9″
Taller / shorter ratio1.088×
0255075100125150175200cm170 cmPerson A5′ 6.9″185 cmPerson B6′ 0.8″HeightPair · shared baseline, true scale

How to calculate height difference.

Subtract the shorter height from the taller height, using the same unit. For 170 cm and 185 cm, the difference is 15 cm, approximately 5.9 inches.

One inch equals exactly 2.54 cm. One foot equals 12 inches. Values are stored in millimeters, so switching display units preserves the comparison.

What does the ratio show?

The height ratio divides the taller height by the shorter. At 185 cm and 170 cm, the ratio is approximately 1.088. The taller person is about 8.8% taller.

The silhouettes show height using generic human proportions. For a closer look at the relationship between height and shape, explore the body visualizer.