Ahakoa he hāereere a te Ao ōkiko o +8,848 m (Maunga Everest) me te −10,984 (Marianas Trench), ko te ine mahora mai i tētahi pororapa mata mai i te +85 m (Tiorangi) ki te −106 m (Īnia ki te tonga), he iti iho i te 200 m te tāpeke.