Based on the research published by the Climb Kilimanjaro Guide, the average summit success rate across all the routes is 65%. The Machame route is considered to be the easiest one amongst all different routes to the top of Mt. Kilimanjaro. While all different routes on Kilimanjaro climb have their own difficulties and own experiences, Mt. Kilimanjaro is seriously a high-altitude mountain. Even though the normal routes of Kilimanjaro climb are not technically difficult, the altitude has hit hard and taken its toll on climbers annually thereby bringing the success rate down to 65%. Different operators have different success rates based on numerous factors and Himalayan Glacier has an impressive success rate of over 85% on its Kilimanjaro trips.