- Product Code: GM-010-02120-A3
- Lens Material: Corning® Gorilla® Glass DX
- BezelMaterial: Fiber-reinforced polymer
- Strap Material: Silicone
- Physical Size: 42.3 x 42.3 x 12.2 (mm)
- Display Size: 1.2″ (30.4 mm) diameter
- Display Resolution: 240 x 240 pixels
- Display Type: Sunlight-visible, transflective memory-in-pixel (MIP)
- Weight: 38.5 g
- Battery Life Smartwatch mode: Up to 7 days
- Water Rating: 5 ATM
- Memory/ History: 200 hours of activity data
- Abnormal Heart Rate Alerts: Yes (high and low)
- Connectivity: Bluetooth® Smart and ANT+®
- Smartphone Compatibility: iPhone®, Android™
- Music Storage: Up to 500 songs
- Live Event Sharing: Android™ Only
A DESIGN THAT CUTS BACK ON BULK
It’s sleek and lightweight — perfect for running and everyday wear.
THESE MATERIALS ARE READY TO RUN
Featuring a sweatproof silicone band and durable Corning® Gorilla® Glass 3, Forerunner 245 Music can handle whatever’s ahead.
These adaptive training plans feature guidance from expert coaches and free training plans that adapt to you and your goals. Workouts sync right to your watch.
BUILT-IN SPORTS APPS
Switch up your workout routine with activity profiles for cycling, pool swimming, indoor rowing, elliptical, stair-stepper and more.
WRIST-BASED HEART RATE
Get heart rate data3 along with alerts if your heart rate stays too high or too low while you’re at rest. Gauge how hard your heart is working during activities, even underwater.
Track where you run, and get accurate stats, including distance, pace and intervals.
When used with a compatible accessory, Forerunner 245 Music measures crucial running metrics such as cadence, stride length, ground contact time and balance and more.
Train smarter with VO2 max, an indicator of how you can expect to perform. This metric even accounts for changes in performance that could be caused by heat or altitude.
PULSE OX SENSOR
This wrist-based sensor estimates your body’s blood oxygen saturation4, which can help gauge how your body is absorbing oxygen — especially while you sleep.
This metric evaluates your recent exercise history and performance indicators to let you know if you’re training productively, peaking or overreaching.
See how your workouts influence the development of endurance, speed and power with aerobic and anaerobic training effect feedback.
This stat measures your exercise volume from the last 7 days and compares it to the optimal range for your fitness and recent training history.
Run your heart out with a watch that’s got the power to keep up. You’ll get up to 7 days of battery life in smartwatch mode and up to 6 hours in GPS mode with music.
BODY BATTERY™ ENERGY MONITOR
Track your body’s energy levels so you can find the best times for activity and rest.
Track period cycle details, log physical and emotional symptoms, and note regular, irregular or menopause transition cycles to better understand your body.
MUSIC ON YOUR WRIST
Sync your playlists from select music streaming services5 — such as Deezer, Amazon Music and Spotify® — right to your watch. Forerunner 245 Music can store up to 500 songs.
Receive emails, texts and alerts right on your watch when paired with a compatible smartphone.
SAFETY AND TRACKING FEATURES
If you feel unsafe or if your watch senses that an incident occurred, assistance and incident detection features2 send your location to emergency contacts.
CONNECT IQ™ STORE
Download custom watch faces, add data fields, and get apps and widgets from the Connect IQ Store.
SYNCS WITH GARMIN CONNECT™
Upload your activities to the Garmin Connect app to interact with a thriving online community where people on the go can connect and compete — and even share their triumphs via social media.