Smart bikes are the latest trend in indoor training, and Wahoo is leading the charge with a dynamic bike that mimics undulations in road gradient.

With Zwift becoming ever more popular, the market for smart trainers continues to get more competitive, and the $899 Elite Direto X is a good example of the current interactive technology. With built-in power and cadence measurement, the Direto X adjusts resistance automatically to a virtual course’s undulations or the prescribed power of a workout. […]