Forerunner® 255 Music Black

 

TUNE YOUR TRAINING

Add a beat to your step. Get the training and recovery insights you  need to run at a higher level — plus music to motivate you along the  way. 

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 payments1 — and listen to music on the go. 

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 255 Music — 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. 

 

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. 

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. 

PACEPRO™ FEATURE

To  help you plan your race day strategy, this feature offers GPS-based  pace guidance for a selected course or distance, so you can tailor your  efforts to what’s ahead. 

TRAINING STATUS

Using  new indicators such as HRV status, your recent exercise history and  performance, get an easy insight into your overall effort — and whether  you’re training productively, peaking or strained. 

ACUTE LOAD

See your training history, and compare the intensity of your recent workouts to the optimal range to help improve your fitness. 

TRAINING EFFECT

See how your workouts influence your endurance, speed and power with aerobic and anaerobic training effect feedback. 

PERFORMANCE CONDITION

While you run, get an analysis of your pace and heart rate for a real-time assessment of your current ability to perform. 

RUNNING DYNAMICS

When using a Running Dynamics Pod or HRM-Pro monitor, the Forerunner 255 Music watch measures crucial running metrics  such as cadence, stride length, ground contact time and balance, and  more — while comparing to others in the Garmin Connect app. 

COURSES

Create or find existing courses in the Garmin Connect app,  so you’ll never run out of places to run. Or plan one on other  platforms such as Strava and Komoot, then automatically sync them to  your Forerunner. 

VISUAL RACE PREDICTOR

Based  on your running history and overall fitness level, get an estimate of  what your pace could be for a 5K, 10K — or even a marathon. Plus, trend  data highlights your training’s impact over time. 

CROSS-TRAINING

Mix  up your training with different types of workouts. Free HIIT, strength,  cardio, yoga and Pilates workouts come preloaded on the watch, and you  can download more from the Garmin Connect app. 

A depth of wellness insights. 

WRIST-BASED HEART RATE

The watch constantly samples your heart rate2  with our latest-generation heart rate sensor and will alert you if it  stays too high or too low while you’re at rest. It also helps gauge how  hard you work during activities — even while swimming. 

BODY BATTERY™ ENERGY MONITORING

Track your body’s energy levels so you can find the best times for activity and rest2. 

IMPROVED SLEEP MONITORING AND SLEEP SCORE

Understand  how your body is recovering — and get ready for training — with our  improved sleep monitoring feature. After waking up, you’ll receive a  sleep score, as well as breakdown of your sleep stages, Pulse Ox3 and respiration, alongside detailed insights for improved sleep quality. 

PULSE OX SENSOR

This wrist-based Pulse Ox sensor3 monitors blood oxygen saturation levels to support advanced sleep monitoring and altitude acclimation. 

WOMEN’S HEALTH TRACKING

Use the Garmin Connect app to track your menstrual cycle or pregnancy.  Log symptoms, get exercise and nutrition education, and more. Even see  and log details on your wrist with the Women’s Health Tracking app. 

INTENSITY MINUTES

Our intensity minutes feature tells you when during the day you earned them and during what activity. 

STRESS TRACKING

Find out if you’re having a calm, balanced or stressful day. Relax reminders will even prompt you to do a short breathing activity when the watch detects that you’re feeling stressed. 

HEALTH SNAPSHOT™ FEATURE

Log a 2-minute session to record key stats, including heart rate2, heart rate variability, Pulse Ox3,  respiration and stress. Then generate a report with those stats to  share via the Garmin Connect app on your compatible smartphone. 

Stay connected at every step. 

MULTI-BAND GNSS SUPPORT

Access  multiple global navigation satellite systems, and get access to  multiple frequencies sent by navigation satellites for improved accuracy  in areas where GNSS signals are reflected, weak or typically don't  penetrate — giving you superior accuracy for how far and how fast you’ve  run — even in challenging environments. 

MUSIC ON YOUR WRIST

Download up to 500 songs plus playlists from your Spotify, Deezer or Amazon Music accounts (subscription may be required). 

GARMIN PAY CONTACTLESS PAYMENTS

Breeze through checkout lines with Garmin Pay contactless payments1 through participating providers. 

SMART NOTIFICATIONS

Receive emails, texts and alerts right on your watch when paired with your Apple® or Android™ smartphone. You can even respond to texts if you have an Android phone. 

SAFETY AND TRACKING FEATURES

If you feel unsafe or if your watch senses that an incident occurred, the Assistance and incident detection features4 send your location to emergency contacts. Incident detection is enabled by default for select activity profiles only. 

LIVETRACK FEATURE

Use LiveTrack to let friends and family follow your real-time location4 and even view your entire preplanned course. Rest assured that your loved ones know exactly where you’re running. 

GARMIN CONNECT APP

See  your health and fitness information, connect and compete with friends,  sign up for challenges to earn badges and more — all in one free,  zero-subscription app. 

CONNECT IQ™ STORE

Download custom watch faces, add data fields, and get apps and widgets from the Connect IQ Store app downloaded on your compatible smartphone. 

See your stats, and track your goals in the Garmin Connect™ app