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Forerunner® 910XT
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Forerunner® 210
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Forerunner® 610
from £229.99

Physical & Performance

Physical dimensions 2.1" x 2.4" x 0.6" (54 x 61 x 15 mm) 1.8" x 2.7" x 0.6" (45 x 69 x 14 mm) Pink/White, Green/White, Violet/White & Black/Silver: 1.58” x 2.05” x 0.62” (40.1 x 52.2 x 15.7 mm); Black/Red & Orange/Black: 1.79” x 2.25” x 0.62” (45.5 x 57.2 x 15.7 mm) 1.80" x 2.50" x 0.56" (45.7 x 63.5 x 14.2 mm)
Display size, WxH 1.3" x 0.8" (33 x 20 mm) 1.0" x 1.0" (25 x 25 mm) diameter Pink/White, Green/White, Violet/White & Black/Silver: 0.81” x 0.77” (21 x 20 mm); Black/Red & Orange/Black: 0.98” x 0.94” (25 x 24 mm) 1.0" (25.4 mm) diameter
Display resolution, WxH 52 x 30 pixels 55 x 32 pixels 128 x 128 pixels
Weight 2.5 oz (72 g) 1.8 oz (52 g) Small: 36 g (1.3 oz); Large: 43 g (1.5 oz) 2.54 oz (72 g)
Battery Rechargeable lithium-ion Rechargeable lithium-ion Rechargeable lithium-ion Rechargeable lithium-ion
Battery life Up to 20 hours 3 weeks in watch mode; 8 hours in training mode 5 weeks in watch mode; 5 hours in training mode 4 weeks in watch mode; 8 hours in training mode
Water rating 5 ATM IPX7 5 ATM IPX7
High-sensitivity receiver
Barometric altimeter
Vibration alert
Watch functions Includes date and alarm

Maps & Memory

Waypoints/favorites/locations 100 100
History 1000 laps 1000 laps 7 activities 1000 laps

Running Features

Virtual Pacer™ (compares current pace to target)
Personal records

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) Yes (Some versions)
Foot pod Yes (optional) Yes (Some versions) 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)
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)



This USB mass storage device is compatible with Windows® XP or newer and Mac® OS X 10.4 or later.

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