Child vs City bike: size comparison
Child: 1.16 m. City bike: 1.75 m. Both silhouettes are drawn at the same scale.
Size ratio: ×1.5
Child
1.16 m
What is measured Average height of a 6-year-old child
By age 6, a child has reached about two thirds of their adult height.
Source : Wikipedia — Human height
City bike
1.75 m
What is measured Length of an adult city bike
A 28-inch wheel is about 70 cm across, tyre included.
Source : Wikipedia — Bicycle