Forerunner 645 Music

Forerunner 645 Music

from Garmin

  • $449.99

GPS Running Watch with Music and Contactless Payments                  

  • Easily download up to 500 songs to your watch, and connect with Bluetooth® headphones (sold separately) for phone-free listening
  • Syncs music from select streaming services for offline listening¹
  • Garmin Pay™ contactless payment solution² lets you make convenient  payments with your watch, so you can leave your cash and cards at home
  • Provides advanced running dynamics³, including ground contact time balance, stride length, vertical ratio and more
  • Uses wrist-based heart rate4 to offer performance monitoring features, including evaluating your current training status
  • Battery life5: up to 7 days in smartwatch mode; 5 hours in GPS mode with music

Running is more than just exercise — it’s a performance.  And Forerunner 645 Music has the tools to help you put on an outstanding  show every time you lace up your shoes. It features on-device music  storage — so you can run with your favorite tunes — and contactless  payments that let you buy what you need without missing a beat. With all  those features plus advanced running dynamics and performance  monitoring tools, this GPS running watch is the instrument you need to  refine the performance. 


With up to 500 songs worth of music storage built right into your  watch, we’re putting the “beat” in your daily mission to beat yesterday.  It’s easy to transfer music from your computer and then queue up your  favorite playlist for easy listening through Bluetooth headphones.  You can even sync your carefully crafted playlists from select music  streaming services¹ to your watch for more ad-free listening. Now you  really can leave your phone behind when you head out for a run, because  the music that helps keep you moving is right there on your wrist.     

Paying Made Easy

Always on the run? Feel free to leave your phone and wallet behind. Forerunner 645 Music features Garmin Pay  contactless payment solution,² which lets you pay for purchases with  your watch. Use it just about anywhere you can tap your card to pay. A  bottle of water here, a bite to eat there — just pay, and keep on  moving.        

Tune up Your Training

We’re making it easier to get the data you need to improve your form.  Let Forerunner 645 Music measure crucial running metrics³ that you can  use to analyze your performance. Biomechanical measurements³, such as cadencestride lengthground contact time and balancevertical oscillation and vertical ratio,  are the key to understanding your form so you can bring your best on  race day. These metrics are available with the addition of a compatible  heart rate strap or the compact Running Dynamics Pod,  which clips right onto your waistband. Also, take advantage of feature  sets to help with cycling and even swim training. In the pool,  Forerunner 645 Music will track your distance, pace, stroke count and  more.  

Monitor Your Performance

Just how effective is your current training plan? Forerunner 645  Music will help you monitor your training and recovery so you can better  prepare for a race or training cycle. Training status is  a performance monitoring tool that automatically evaluates your recent  exercise history and performance indicators to let you know if you’re  training productively, peaking or overreaching. The anaerobic training effect metric  opens a window of insight to a critical dimension of training, telling  you how your training is improving your ability to push the limits. You  can even view your overall training load,  which measures your exercise volume from the last 7 days and compares  it to the optimal range for your fitness and recent training history.    

More Ways to Customize

Check out the Connect IQ™  store, where you can add personality to Forerunner 645 Music by  downloading apps, widgets, watch faces and more. It’s easy and — even  better — it’s free. New apps are added every day, so you can keep tabs  on when your Uber is arriving, turn on your lights at home with the SmartThings app, and even use the AccuWeather MinuteCast app to find out when the rain will start. With the Face It™ watch face app, choose any image from your photo library, make some tweaks, and set it as your watch’s face.      

Stay Connected on the Run

Forerunner 645 Music makes it easy to run without leaving important smart features behind. Once paired with your compatible smartphone, you’ll be able to receive and even respond7  to text messages and see social media updates, emails and more right on  your wrist. Find your phone, access music controls, and let friends  LiveTrack your runs.   

Share and Compete

Syncing your activities to Garmin Connect is for more than just  storing your data. Garmin Connect™ is a thriving online community where  people on the go can connect and compete by joining challenges,  encourage each other’s successes and even share their triumphs via  social media. Garmin Connect is free and available on the web or on your  smartphone with the Garmin Connect™ Mobile app.  

Train Your Way

Your routine is anything but routine. Forerunner 645 Music lets you  change things up with ease, thanks to built-in activity profiles for  running (indoor/outdoor), cycling (indoor/outdoor), swimming (pool),  elliptical, paddle sports, strength training and many more. Create your  own custom workouts, and download for free from our Garmin Connect  online fitness community. Then review your past efforts on the app, or  share them with family and friends for added motivation.  

Love the Look

Designed for runners, Forerunner 645 Music features a reliable  five-button interface that lets you mark laps with a quick press. Feel  free to take this watch outside in all kinds of weather. Not only is it safe for swimming and showering,  its Garmin Chroma Display™ is easy to read — even in direct sunlight —  and housed under chemically strengthened glass. When you want to change  it up, swapping bands is fast and doesn’t require tools. And with up to 7  days of battery life in smartwatch mode and 5 hours in GPS mode with  music playback, Forerunner 645 Music is the running partner that can  keep up with you.   

iHeartRadio All Access — All Your Favorite Music

iHeartRadio All Access makes it easy to take your music with you. Just  download playlists to your Forerunner 645 Music, and go! Sign up for a free 30-day trial of iHeartRadio All Access today to take your favorite music offline and listen while you’re on the move.

Experience Wireless Audio

Method Wireless by Skullcandy  is an ultrastable, sweat-resistant sports earbud with 9 hours of  battery life. Pair it with your Forerunner 645 Music, and experience  wireless audio with a bud that stays put, regardless of activity.  
   ¹May require premium subscription with a third-party music provider
²View current supported country, payment network and issuing bank information
³When used with Running Dynamics Pod or HRM-Run™ or HRM-Tri™ monitor (sold separately)
4Activity tracking accuracy
5Battery life may vary depending on selected performance mode and usage
6When paired with a compatible smartphone
7Responding capability available for Android™ customers only The Bluetooth® word mark and logos are  registered trademarks owned by Bluetooth SIG, Inc. and any use of such  marks by Garmin is under license. Android is a registered trademark of  Google Inc. 

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