Forerunner 165 Music Smartwatch

• PACE, DISTANCE, HEART RATE: This easy-to-use GPS running watch provides the essential features you need to take your running to the next level — including GPS, pace, distance and wrist-based heart rate1.
• DAILY SUGGESTED WORKOUTS: Get workouts made for you. They 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: Get free adaptive 5K, 10K and half-marathon training plans from expert coaches to help you take on a new challenge.
• HRV STATUS: Gain a deeper understanding of your overall health, training and recovery through heart rate variability while you sleep, based on technology developed by our Firstbeat Analytics™ team.
• MORNING REPORT: Receive an overview of your sleep1 and training outlook as soon as you wake up — alongside HRV status and weather. You can even customise your report to show you what you want to see.
• TRAINING EFFECT: With training effect, you can see how your workouts impact your fitness and understand the primary benefit from training runs and workouts.

What You'll Love

• Sleep Score and Insights: Yes ✓
• Battery life (smartwatch mode): Up to 11 days
• Pulse Ox Blood Oxygen Saturation: Yes (spot-check, during sleep, all day) ✓
• Garmin Pay™: Yes ✓
• Music storage: Yes ✓
• Watch display type: AMOLED (optional always-on mode)
• Touchscreen: Yes ✓
• Water rating: 5 ATM

General

• Strap material: Silicone
• Lens material: Chemically strengthened glass
• Bezel material: Fibre-reinforced polymer ;
• Quick release bands: Yes (20 mm, Industry standard) ✓
• Physical size: 43 x 43 x 11.6 mm ; Fits wrists with a circumference of 126-203 mm
• Weight: 39 g
• Display Size: 30.4 mm (1.2") diameter
• Display Resolution: 390x390 pixels
• Colour display: Yes ✓
• Large font option: Yes ✓
• Battery type: Lithium ion
• Battery life: Smartwatch mode: Up to 11 days ; Battery Saver Smartwatch mode: Up to 20 days ; GPS-Only GNSS mode: Up to 19 hours ; All-Systems GNSS mode: Up to 17 hours ; GPS-Only GNSS mode with music: Up to 7 hours ; All-Systems GNSS mode with music: Up to 6.5 hours ; See details ;
• Charging method: Garmin proprietary plug charger
• Memory/history: 4 GB

Clock features

• Time/date: Yes ✓
• GPS time sync: Yes ✓
• Automatic daylight saving time: Yes ✓
• Alarm clock: Yes ✓
• Timer: Yes ✓
• Stopwatch: Yes ✓
• Sunrise/sunset times: Yes ✓

Health & Wellness Monitoring

• Wrist-based heart rate (constant, every second): Yes ✓
• Resting heart rate: Yes ✓
• Abnormal Heart Rate Alerts: Yes (high and low) ✓
• Respiration Rate: Yes ✓
• Fitness Age: Yes ✓
• Body Battery™ Energy Monitor: Yes ✓
• All-day Stress: Yes ✓
• Relaxation reminders: Yes ✓
• Relaxation Breathing Timer: Yes ✓
• Meditation: Yes ✓
• Breathwork: Yes ✓
• Sleep: Yes (Advanced) ✓
• Breathing variations: Yes ✓
• Nap detection: Yes ✓
• Hydration: Yes (in Garmin Connect™ and optional Connect IQ™ widget) ✓
• Women's Health: Yes (in Garmin Connect™ and optional Connect IQ™ widget) ✓
• Health Snapshot: Yes ✓

Sensors

• GPS: Yes ✓
• GLONASS: Yes ✓
• Galileo: Yes ✓
• Garmin Elevate™ wrist heart rate monitor: Yes ✓
• Pulse Ox Blood Oxygen Saturation Monitor: Yes ✓
• Barometric altimeter: Yes ✓
• Compass: Yes ✓
• Accelerometer: Yes ✓
• Thermometer: Yes ✓
• Ambient light sensor: Yes ✓

Daily smart features

• Connectivity: Bluetooth®, ANT+®, Wi-Fi®
• Connect IQ™ (downloadable watch faces, data fields and apps): Yes ✓
• On-device Connect IQ™ Store: Yes ✓
• Smart Notifications: Yes ✓
• Text response/reject phone call with text (Android™ only): Yes ✓
• View images from notifications on watch (Android™ only): Yes ✓
• Morning report: Yes ✓
• Calendar: Yes ✓
• Weather forecasts: Yes ✓
• Realtime settings sync with Garmin Connect™ mobile: Yes ✓
• Battery Saver - customisable low power watch: Yes ✓
• Controls smartphone music: Yes ✓
• Plays and controls watch music: Yes ✓
• Find my phone: Yes ✓
• Find my watch: Yes ✓
• Find My Phone during GPS activity: Yes ✓
• Compatible with Garmin Messenger app: Yes ✓
• Compatible with Garmin Connect™ Mobile: Yes ✓
• Smartphone compatibility: iPhone®, Android™
• Red shift mode: Yes ✓
• Garmin Share: Yes ✓
• Passcode: Yes ✓

Workout and Training Plans

• Daily Suggested Workout - Running (Pace and Heart Rate Based): Yes ✓
• Garmin Running Coach: Yes (no strength add-on) ✓
• Garmin Running Coach Experts: Yes ✓
• Garmin Coach - Prebuilt Cycling Plans: Yes ✓
• Cardio workouts: Yes ✓
• Strength workouts: Yes ✓
• HIIT workouts: Yes ✓
• Yoga workouts: Yes ✓
• Pilates workouts: Yes ✓

Activity profiles

• Gym: Strength, HIIT, Cardio, Elliptical Training, Stair Stepping, Floor Climbing
• WELLNESS: Walking, Pilates, Yoga
• INDOOR RUNNING: Treadmill Running, Indoor Track Running, Virtual running
• Outdoor running: Running, Outdoor Track Running, Trail Running, Ultra Running
• Outdoor recreation: Hiking
• Cycling: Biking, Indoor Biking
• Swim: Pool Swimming, Open Water Swimming
• Racket sports: Tennis, Pickleball, Padel

Safety and tracking features

• Incident Detection during select activities: Yes ✓
• Incident detection alert on phone for wearables: Yes ✓
• Assistance: Yes ✓
• Live Event Sharing: Android™ Only

Activity tracking features

• Step counter: Yes ✓
• Move alerts (displays on device after a period of inactivity; walk for a couple of minutes to reset it): Yes ✓
• Auto goal (learns your activity level and assigns a daily step goal): Yes ✓
• Calories Burned: Yes ✓
• Floors climbed: Yes ✓
• Distance travelled: Yes ✓
• Intensity minutes: Yes ✓
• TrueUp™: Yes ✓
• Move IQ™: Yes ✓
• Garmin Connect™ Challenges app: Yes (optional Connect IQ app) ✓
• Automatic rep counting: Yes ✓

Training, planning and analysis features

• Customisable screen(s): Yes ✓
• Downloadable training plans: Yes ✓
• Course guidance: Yes ✓
• HR Zones: Yes ✓
• HR Alerts: Yes ✓
• HR Calories: Yes ✓
• % HR Max: Yes ✓
• % HRR: Yes ✓
• Recovery Time: Yes ✓
• Auto Max HR: Yes ✓
• Race glance/widget: Yes ✓
• HRV Status: Yes ✓
• HR Broadcast (broadcasts HR data over ANT+® to paired devices): Yes ✓
• Respiration Rate (During Exercise): Yoga and breathwork only
• GPS speed and distance: Yes ✓
• Customisable activity profiles: Yes ✓
• Auto Pause® automatic timer halt: Yes ✓
• Interval training: Yes ✓
• Advanced workouts: Yes ✓
• HRM running pace and distance: Yes ✓
• Auto Lap® interval tracking feature: Yes ✓
• Manual lap: Yes ✓
• Rest timer: Yes ✓
• Configurable lap alerts: Yes ✓
• VO2 Max (Run): Yes ✓
• VO2 Max (Trail Run): Yes ✓
• Training Effect: Yes ✓
• Training Effect (Anaerobic): Yes ✓
• Primary benefit (Training Effect labels): Yes ✓
• Voice alerts: Yes ✓
• Finish time: Yes ✓
• Touch and/or button lock: Yes ✓
• Activity history on watch: Yes ✓
• Physio TrueUp: Yes ✓

Running features

• GPS-based distance, time and pace: Yes ✓
• Running dynamics: Yes ✓
• Vertical oscillation and ratio: Yes ✓
• Ground contact time and balance: Yes (but not balance) ✓
• Stride length (real time): Yes ✓
• Cadence (provides real-time number of steps per minute): Yes ✓
• Running power: Yes ✓
• PacePro™ Pacing Strategies: Yes ✓
• Run workouts: Yes ✓
• Race predictor: Yes ✓
• Course- and weather-specific race predictor: Yes ✓
• Foot pod capable: Yes ✓
• Run/Walk/Stand detection: Yes ✓

Outdoor recreation

• Point-to-point navigation: Yes ✓
• Bread crumbtrail in real time: Yes ✓
• Back to start: Yes ✓
• TracBack®: Yes ✓
• UltraTrac mode: Yes ✓
• Elevation profile: Yes ✓
• Distance to destination: Yes ✓
• Total ascent/descent: Yes ✓
• Rest Timer (Ultra Run only): Yes ✓
• Auto Rest: Yes ✓
• Future elevation plot: Yes ✓
• Area calculation: Yes (via Connect IQ™) ✓
• Fish forecast: Yes (via Connect IQ™) ✓
• Sun and moon information: Yes (via Connect IQ™) ✓

Cycling features

• Courses: Yes ✓
• Alerts (triggers alarm when you reach goals including time, distance, heart rate or calories): Yes ✓
• Compatible with Varia™ radar (rear-facing radar): Yes ✓
• Compatible with Varia™ lights: Yes ✓
• Compatible with Varia headlight camera: Yes ✓
• Speed and cadence sensor support (w/sensor): Yes ✓

Swimming features

• Open-water swim metrics (distance, pace, stroke count/rate, stroke distance, swim efficiency (SWOLF), calories): Yes ✓
• Pool swim metrics (lengths, distance, pace, stroke count, swim efficiency (SWOLF), calories): Yes ✓
• Stroke type detection (freestyle, backstroke, breaststroke, butterfly) (pool swim only): Yes ✓
• Drill logging (pool swim only): Yes ✓
• Basic rest timer (up from 0) (pool swim only): Yes ✓
• "Repeat on" rest timer (pool swim only): Yes ✓
• Auto rest (pool swim only): Yes ✓
• Time and distance alerts: Yes ✓
• Countdown start: Yes ✓
• Underwater wrist-based heart rate: Yes ✓

Kid activity tracking features

• Toe-to-Toe™ Challenges app: Yes (optional Connect IQ Toe-to-Toe™ Challenges app) ✓

Security and Legal Information

• Security updates until at least (YYYY-MM-DD): 2026-02-20
• EU Data Act Information - Wearable, Fitness Measuring and Heart Rate (HRM) Devices: Yes ✓

• Forerunner® 165 Music Running Watch
• USB-C charging/data cable
• Documentation