Garmin have released new 540 ($350) and 840 ($450) versions of their popular cycling computer. These are an update to their 530 and 830 line. For $100 more you can go with the solar version which constantly charges the unit so you don’t have to worry about plugging it in nearly as much.
Loads of other features make this the best computer on the market. The standout new feature is the ability to view daily suggested workouts and training prompts on screen; get personalized coaching based on your event that adapts to your current training load and recovery.