You can use Garmin's Edge 810 to map your rides, as well as analyse speed and elevation
Good Gear Guide.au
29 July 2013
Summary: Garmin's Edge 810 is a great GPS device for recording and analysing data from bike rides. It can map your routes, as well as tell you your speed, elevation changes, and even how hot it was that day.
Pros: Records lots of data, Allows you to save courses, Bluetooth and smartphone app for real-time tracking
Cons: Interface could stand to be a little more intuitive, No way to pause a recording and then continue