How much smaller is Mt Mckinly then mount Everest?

Mt McKinley, also known as Denali, is not smaller than Mount Everest. In fact, Mount Everest is the highest mountain in the world, with a peak at 8,848 meters (29,029 feet) above sea level. Mt McKinley, on the other hand, is the highest mountain in North America, with a peak at 6,190 meters (20,310 feet) above sea level. Therefore, Mt McKinley is not smaller than Mount Everest, but rather significantly smaller.