Fitbit Charge 5 Fitness Tracker

Fitbit ECG (Electrocardiogram) App
Keep track of your heart health with a compatible ECG app that assesses your heart for atrial fibrillation—a heart rhythm irregularity—and share the results with your doctor.*
EDA (Electrodermal Activity) Scan App
Use the on-wrist EDA Scan app to detect electrodermal activity—tiny changes in your skin’s sweat level which may indicate your body’s response to stress.
Stress Management Score
Get a daily score showing your body’s physical response to stress. You can see how your exercise routine, mindfulness practice and sleep help to manage your stress levels.
Oxygen Saturation (SpO2) Monitoring
Track SpO2—the level of oxygen in your blood—to help you learn when there may be an indication of important changes in your overall wellness.◆
Heart Rate Variability
Understand if your body is showing potential signs of stress, illness or fatigue based on your past month’s trends in the variation of time between each heartbeat—known as heart rate variability.◆◆
Breathing Rate
Get to know your average breaths per minute and see if there are any sudden increases that could indicate a change in your well-being with a view of your breathing rate trends from the past month.
Skin Temperature Tracking
Track your skin temperature variation each night so you can be aware of potential signs of changes in your body like fever or ovulation.
Sleep Score & Sleep Stages
Get a better understanding of your sleep quality with a daily Sleep Score and graphs of your time in light, deep and REM sleep.
Menstrual Cycle Tracking
Know your body better by using the Fitbit app to log periods, record symptoms and discover patterns in your cycle.†
Daily Readiness Score
Do what’s best for your body with a Daily Readiness Score that shows whether you’re ready to work out or should prioritize recovery.§
24/7 Heart Rate Tracking with PurePulse®
Track calorie burn and optimize workouts with PurePulse® continuous heart rate tracking, then see your resting heart rate trends and cardio fitness level in the Fitbit app.
Built-In GPS
See your real-time pace & distance without your phone using built-in GPS during outdoor activity, then see a map of your workout route in the Fitbit app.‡
SmartTrack®
Forget to start tracking? No problem. SmartTrack® automatically recognizes and records workouts like elliptical, runs, swims and more.
20 Exercise Modes
Set personal goals for runs, rides and more, then get real-time stats to help you keep your pace or maintain your target heart rate zone.
Cardio Fitness Level
Get to know your VO2 max—a measurement of how well your body uses oxygen when you’re working your hardest—and see how you improve over time.
Swimproof
Get water resistance up to 50 meters, and feel free to wear Charge 5 in the pool, in the rain, at the beach and beyond.
Notifications
Get notifications for calls, texts, calendar events and smartphone apps like Gmail, WhatsApp and Facebook—plus send quick replies right from your wrist.Quick replies for Android users only.
Sleep Mode
Use sleep mode to mute smartphone notifications and stop your screen from turning on at night. Set a schedule on your wrist to turn sleep mode on automatically.
Up to 7-Day Battery Life
Track all your moves for up to 7 days without having to stop for a charge with a long battery life.‡
Vibrant Color Display
Bring your stats to life on a new color touchscreen that’s two times brighter than Charge 4 in daylight and protected by Corning® Gorilla® Glass 3.
Always-On Display Mode
See real-time exercise stats and check the time with just a glance—even mid plank—when you turn on always-on display.‡
Infinity Bands
Infinity bands are flexible and optimized for workouts and all-day wear. Plus, with a quick-release mechanism, it’s easier than ever to swap looks.
Accessories
Easily switch up your look with accessories that have a new quick-release mechanism. Sold separately.
 
Band Size
Both small and large sizes included in box.
Small
Fits wrist 130mm – 170mm in circumference
Large
Fits wrist 170mm – 210mm in circumference