Garmin Forerunner 255S Multisport GPS Watch

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All about this product



Run at a higher level with the Garmin Forerunner 255S smartwatch series. These running smartwatches help you train and recover smarter with training status, running power, multi-band GPS and daily suggested workouts that adapt to your performance and goals. Plus, other new features - such as race widget - help you plan your race-day strategy, and a morning report with HRV status reveals your overall health alongside the day ahead. And with Garmin Pay contactless payments, it’s never been easier to buy that post-workout coffee - no matter how you work out - with more than 30 activity profiles, including triathlons, cycling, swimming and more. With the Forerunner 255, you can get a continuous picture of your health, from training and recovery to sleep quality and overall wellness - and with up to 12 days of battery life in smartwatch mode and up to 26 hours in GPS mode.

Technical details

Ideal use:

Running, cycling, swimming, general fitness


Lens: Corning Gorilla Glass 3

Bezel: Fibre-reinforced polymer

Case: Fibre-reinforced polymer

Strap: Silicone

Key features:

Garmin Pay Contactless Payments

Continuous Heart Rate Monitoring

Advanced Navigational Sensors

Women's Menstrual Tracker

Gym Profiles and Workouts

VO2 Max Measurement

Hydration Monitoring

Heart Rate Zones

Weather Updates

Sleep Monitoring

Pulse Ox Sensor

Stress Tracking

Safety Tracking

Tech specs:

Connectivity: Bluetooth, ANT+

Display size: 1.1-inch Sunlight-Visible Transflective Color Display

Battery life:

Battery Saver Watch Mode: Up to 14 days

Smartwatch Mode: Up to 14 days

GPS Mode Only: Up to 30 hours

All Satellite Systems: Up to 30 hours

Expedition GPS: Up to 30 hours

Weight: 49g

Size and fit:

Silicone Strap: 110-175mm



GPS features
ANT+ compatible, Alert, Auto pause, Automatic routing, Barometer, Barometer/altimeter, Base map, Calorie counter, Compass, GLONASS, GPS function, Geocache friendly, Interval training, NFC, Route navigation, Smart notifications, Travelled distance, VO2 max, Water resistant, Waterproof, Weather forecast, Wi-Fi
Display size
Battery info
Rechargeable Lithium-Polymer
Battery life
Smartwatch: Up to 12 days / GPS mode only: Up to 26 hours


Weight (g)
Dimensions (cm)
4.1 x 4.1 x 1.24

Other features

Ideal For
Backpacking, Cycling, Everyday Walking, Fitness, Hiking, Marathon, Mountaineering, Outdoor sports, Running, Trail Running, Trekking
Electronics & Gadget Type
Smart Watches
Outdoor accessories
Product Code
Reviews (3)

User Reviews (3)

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