621 centimeters is equivalent to 244.09 inches.
Some comparisons to known objects of similar size:
1. A regular sized door is approximately 80 inches tall, so 621 centimeters is almost 3 times the height of a door.
2. The average adult male’s arm span is around 6 feet (72 inches), so 621 centimeters is over 3 times the length of an arm span.
3. An average desk height is around 29 inches, so 621 centimeters is over 8 times the height of a desk.
4. The height of a standard basketball hoop is 10 feet (120 inches), so 621 centimeters is over 2 times the height of a basketball hoop.
5. A tall giraffe can grow up to 18 feet (216 inches) tall, so 621 centimeters is just a little over 1/4 of the height of a giraffe.