420 centimeters = 165.4 inches
This is slightly taller than an average adult giraffe (156 inches) and slightly shorter than an average adult kangaroo (180 inches). It is also about the same size as three average human arm spans (each arm span is approximately 50 inches). Additionally, it is about the same length as two standard school rulers placed end to end (each ruler is 200 centimeters or 78.7 inches).