Basketball vs Newborn: size comparison
Basketball: 24.2 cm. Newborn: 50 cm. Both silhouettes are drawn at the same scale.
Size ratio: ×2.1
Basketball
24.2 cm
What is measured Diameter of a size 7 basketball
Its regulation circumference is 75 to 78 cm.
Source : Wikipedia — Basketball (ball)
Newborn
50 cm
What is measured Average length of a full-term newborn
Its head is about a quarter of its total length.
Source : Wikipedia — Infant