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

Forerunner® 910XT is an all-in-one device with swim metrics plus distance, pace, elevation and heart rate for running and cycling. Designed for open water and pool swimming, it’s water resistant to 50 m.

The GPS-enabled Forerunner® 310XT is water resistant to 50 m and has up to 20 hours of battery life. Times your swim and tracks distance, pace and heart rate (some models) on land.

Physical & Performance

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, WxH 1.3" x 0.8" (33 x 20 mm) 1.3" x 0.8" (33 x 20 mm)
Display resolution, WxH 160 x 100 pixels
Weight 2.5 oz (72 g) 2.5 oz (72 g)
Battery Rechargeable lithium-ion Rechargeable lithium-ion
Battery life Up to 20 hours Up to 20 hours
Water rating 5 ATM 5 ATM
High-sensitivity receiver
Barometric altimeter
Vibration alert

Maps & Memory

Waypoints/favorites/locations 100 100
History 1000 laps 1000 laps

Running Features

Virtual Pacer™ (compares current pace to target)

Cycling Features

Compatible with Vector™
Multiple bike profiles
Bike speed/cadence sensor Yes (optional) Yes (optional)

Performance Features

Heart rate monitor Yes (Some versions) Yes (Some versions)
Foot pod Yes (optional) Yes (optional)
Virtual Partner® (train against a digital person)
Virtual Racer™ (compete against other activities)
Courses (compete against previous activities)
Auto Pause® (pauses and resumes timer based on speed)
Auto Lap® (automatically starts a new lap)
Auto Scroll (cycles through data pages during workout)
Auto multisport (switch sport modes with 1 button press)
Advanced workouts (create custom, goal-oriented workouts)
Pace alert (triggers alarm if you vary from preset pace) Yes (for advanced workouts only) Yes (for advanced workouts only)
Time/distance alert (triggers alarm when you reach goal)
Interval training (set up exercise and rest intervals)
Heart rate-based calorie computation
Calculates calories burned
Training Effect (measures impact of an activity on your aerobic fitness)
Customizable screen(s)
Power meter compatible (displays power data from compatible 3rd party ANT+™-enabled power meters) Yes (records data approx. 1 per second) Yes (records data approx. 1 per second)
Shock Resistant

Swimming Features

Pool swim metrics (lengths, distance, pace, stroke count/rate, calories)
Stroke type identification (e.g. freestyle)
Open water swim metrics (distance, pace, stroke count/rate, calories)

Garmin Connect™

Garmin Connect™ compatible (online community where you analyze, categorize and share data)
Automatic sync (automatically transfers data to your computer)
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