Forerunner 310XT |
Forerunner 910XT |
|
High-sensitivity GPS Receiver w/ HotFixTM |
X |
X |
Water Resistant to 50m |
X |
X |
Open Water Swimming |
X |
X |
Pool Swimming: |
X |
|
Distance |
X |
|
Stroke Type Identification |
X |
|
Swimming Efficiency |
X |
|
Stroke Count |
X |
|
Lap Count |
X |
|
Vibrating Alerts |
X |
X |
Barometric Altimeter |
X |
|
HR based Calorie Computation |
X |
X |
Training Effect |
X |
|
Multi-sport Mode |
X |
X |
Customizable Screens |
X |
X |
Courses |
X |
X |
Map/Plotter Page |
X |
X |
Waypoint Storage |
100 |
100 |
Virtual Racer |
X |
|
Virtual Partner |
X |
X |
Interval Training |
X |
X |
Auto Lap/Pause/Scroll |
X |
X |
Run/Walk Alerts |
X |
|
1 Per Second Recording |
X |
X |
Automatic Wireless Upload |
X |
X |
Fitness Equipment Compatible |
X |
X |
Garmin Connect |
X |
X |
Heart Rate Monitor Compatible |
X |
X |
Foot Pod Compatible |
X |
X |
Speed/Cadence Sensor Compatible |
X |
X |
Bike Profiles |
3 |
5 |
Power Meter Compatible |
X |
X |
Battery Life |
Up to 20 HRS |
Up to 20 HRS |
Dimensions (HxWxD) |
2.1”x 2.2”x 0.8” |
2.1”× 2.4”× 0.6” |
Weight |
2.5 oz |
2.5 oz |