5'11" vs 6'8": how big is the difference?

6'8" (203.2 cm) is 9 inches (22.9 cm) taller than 5'11" (180.3 cm), about 12.7% taller.

A 9-inch gap is obvious: the shorter person’s eyes are around the taller person’s chin or mouth level.

5'11"6'8"
cm180.3203.2
Taller than men (world)91%99+%
Taller than women (world)99+%99+%

Is 5'11" tall? · Is 6'8" tall? · Height difference chart