Product Comparison
Forerunner® 910XT
$399.99 USD and Up
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Forerunner® 310XT
$249.99 USD and Up
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Free U.S. Ground Shipping 
Forerunner® 910XT
$399.99 USD and Up
|
Forerunner® 310XT
$249.99 USD and Up
|
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General
| Dimension | 2.1" x 2.4" x 0.6" (54 x 61 x 15 mm) | 2.1" x 2.2" x 0.8" (54 x 56 x 19 mm) |
|---|---|---|
| Display Size | 1.3" x 0.8" (33 x 20 mm) | 1.3" x 0.8" (33 x 20 mm) |
| Display Resolution | 160 x 100 pixels | |
| Weight | 2.5 oz (72 g) | 2.5 oz (72 g) |
| Water rating | 5 ATM | 5 ATM |
| Battery type | Rechargeable lithium-ion | Rechargeable lithium-ion |
| Battery life | Up to 20 hours | Up to 20 hours |
Maps & Memory
| Waypoints/favorites/locations | 100 | 100 |
|---|---|---|
| History | 1000 laps | 1000 laps |
Sensors
| GPS | ||
|---|---|---|
| Barometric altimeter |
Activity Tracking Features
| Calories burned |
|---|
Training, Planning and Analysis Features
| Customizable data pages | ||
|---|---|---|
| Auto Pause® | ||
| Interval training | ||
| Advanced workouts | ||
| Auto Lap® | ||
| Training effect | ||
| Virtual Partner | ||
| Race an Activity | ||
| Auto scroll |
Cycling Features
| Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories) | ||
|---|---|---|
| Courses | ||
| Power meter compatible | yes_(records_data_approx._1_per_second) | yes_(records_data_approx._1_per_second) |