The physiology analytics company FirstBeat is behind these calculations. In addition to all the usual metrics that come on even the cheap GPS units these days, the 520 Plus offers a number of HR- and power-centric features, such as tracking your functional threshold power ( What is FTP for cycling?), your VO2 max and - after each ride - your estimated recovery time.Īlthough I made fun of these things at first as educated guesstimates, they have proven to be fairly accurate in my testing over the last two years. Automatic uploads via your tethered phone are handy you’ll never want to return to plugging a GPS unit into a computer. (Di2 users can change screens and execute other functions from the shifter hoods with the use of a D-Fly add-on.)ĪNT+ and Bluetooth mean easy connections to your heart-rate monitor, power meter and phone. Instead, seven buttons control the operation.
Like the 520, the 520 Plus is not a touchscreen, but for many riders that is a positive thing. The Edge 820 (left), 520 Plus (center) and 520 (right) share a body and many features, but the 520 Plus hits the sweet spot in performance and price Ben Delaney / Immediate Media Targeted at the performance-oriented rider
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