Product Comparison

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Forerunner® 910XT
$399.99 USD and Up
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Forerunner® 310XT
$249.99 USD and Up
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Forerunner® 910XT
$399.99 USD and Up
Remove this device from comparison.
Forerunner® 310XT
$249.99 USD and Up

General

Physical dimensions 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)
Battery type Rechargeable lithium-ion Rechargeable lithium-ion
Battery life Up to 20 hours Up to 20 hours
Water rating 5 ATM 5 ATM

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)