5'9" vs 6'9": how big is the difference?

6'9" (205.7 cm) is 12 inches (30.5 cm) taller than 5'9" (175.3 cm), about 17.4% taller.

A 12-inch gap is obvious: the shorter person’s eyes are around the taller person’s chin or mouth level.

5'9"6'9"
cm175.3205.7
Taller than men (world)73%99+%
Taller than women (world)99%99+%

Is 5'9" tall? · Is 6'9" tall? · Height difference chart