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

6'8" (203.2 cm) is 12 inches (30.5 cm) taller than 5'8" (172.7 cm), about 17.6% taller.

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

5'8"6'8"
cm172.7203.2
Taller than men (world)60%99+%
Taller than women (world)98%99+%

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