GPS Metrics reads 227m while altitude on 2 different phones GPS show 5Xm. I came to think that it is also been fed data based on barometric sensor and not the real
Bike Metrics | Garmin Connect IQ
DC Rainmaker - Boom - it's out! The new Garmin Edge 530 Cycling GPS In-Depth Review. There's a boatload of new features here, like mountain bike metrics, ClimbPro, heat/altitude acclimation and plenty