Light bulb vs Matchstick: size comparison
Light bulb: 11 cm. Matchstick: 5 cm. Both silhouettes are drawn at the same scale.
Size ratio: ×2.2
Light bulb
11 cm
What is measured Height of an A60-shaped light bulb
The "60" in A60 is its diameter: 60 mm.
Source : Wikipedia — Incandescent light bulb
Matchstick
5 cm
What is measured Length of a household match
The modern safety match dates from 1844.
Source : Wikipedia — Match