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Garmin Forerunner 255 Smart Watch - 45.6 mm - 45.6 mm - Heart Rate Monitor, Pulse Oximeter Sensor, Barometer, Altimeter, Digital Compass, Gyro Sensor, Accelerometer, Thermometer - Sleep Monitor, Alarm, Clock Display, Timer, Stopwatch, Phone

RUN AT A HIGHER LEVEL

You're making strides. Now, let's take the next step. Get the training and recovery insights you'll need to notch your best time yet.

Get an overview of your sleep, HRV status and daily workout with morning report.

Charge less, train more with up to 12 days of battery life in smartwatch mode and up to 26 hours in GPS mode.

Push your limits with a built-in triathlon feature and 30+ activity profiles.

Plan your strategy with daily suggested workouts, course details and more on the race widget.

Utilize a full suite of advanced metrics and training tools to reach your goals.

Pay for your post-workout coffee with Garmin Pay^™ contactless payments.

READY FOR THE LONG RUN

Get an uninterrupted picture of your daily health and nightly sleep with up to 12 days of battery life in smartwatch mode and up to 26 hours in GPS mode.

(ALMOST) AS LIGHT AS A FEATHER

With its sleek design and 1.4 oz weight, you'll almost forget you're wearing Forerunner 255S - even when you're asleep.

SWEAT-READY MATERIALS

Featuring easy-to-use buttons and a silicone band, this watch is ready to wear - and tear - with durable Corning^® Gorilla^® Glass 3.

Light on the wrist. Not on features. | MORNING REPORT

Receive an overview of your sleep, recovery and training outlook as soon as you wake up - alongside HRV status and weather. You can even customize your report to show you what you want to see.

HRV STATUS

Gain a deeper understanding of your overall health, recovery and training performance through heart rate variability while you sleep, based on technology developed by our Firstbeat Analytics^™ team.

BUILT-IN SPORTS APPS

Tap into 30+ built-in activities, including the triathlon and open-water swimming profiles - new to the Forerunner 255 series. For races and brick workouts, transition to the next activity with a single button press.

RACE WIDGET

Get ready for your next race with training tips, personalized daily suggested workouts and completion time predictions based on course details, weather and performance.

DAILY SUGGESTED WORKOUTS

View your entire week of daily suggested workouts, which adapt after every run to match your performance and recovery as well as the races coming up in your Garmin Connect^™ smartphone app calendar.

GARMIN COACH

Free adaptive training plans include 5K, 10K and half-marathon programs, featuring guidance from expert coaches that adapt to you and your goals.

TRIATHLON AND MULTISPORT PROFILES

Switch between sports with one press by using built-in profiles for triathlons, duathlons, brick workouts and swimruns. Or, create your own custom multisport profiles.

RUNNING POWER

When using a Running Dynamics Pod or HRM-Pro ^™ monitor, get a continuous measurement on your wrist of how much power you're applying to the road as you run, so you can manage your effort.

RECOVERY TIME

Know how long to recover before your next high-effort workout based on your latest training as well as overall stress, sleep and daily activities outside of workouts.