Last Updated & Fact Checked: March 22, 2026
Are you trying to decide between the Fitbit Charge 4 and the Fitbit Surge?
Product Versus will provide you with all the product details so you can quickly compare the facts to find which product is right for you – the Fitbit Charge 4 or the Fitbit Surge – and find out exactly what the differences are.
Both the Fitbit Charge 4 and the Fitbit Surge are quality products, so read on to find out which one is best for your needs!
Fitbit Charge 4 quick facts
Fitbit Surge quick facts
Fitbit Charge 4 product details
Bestseller No. 1
Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, Rosewood/Rosewood, One Size (S &L Bands Included)
- Use built-in GPS to see your pace and distance on screen during outdoor runs, rides, hikes and more and see a workout intensity map in the app that shows your heart rate changes along your route
- With Active Zone Minutes, feel a buzz when you reach your target heart rate zones during exercise, and celebrate when you earn extra minutes outside of exercise
- Use 24x7 heart rate to track resting heart rate & better measure calorie burn. Syncing to mobile devices requires Bluetooth LE and internet connection. Syncs with Mac OS X 12.2 and up, iPhone 5S and later, iPad 5 gen. and later, Android 7.0 and later
- See your SpO2 nightly average and range on wrist, and view trends over the past week in the Fitbit app (SpO2 is not available in all markets. The SpO2 feature is not intended to diagnose or treat any medical condition or for any other medical purpose)
- Track your skin temperature each night to see how it varies from your personal baseline (Not available in all markets. Only available in the Fitbit app and only displays variation. Not intended for medical purposes)
Bestseller No. 2
Fitbit Charge 4 Black Advanced Fitness Tracker
- Measures Calories Burned And Heart Rate
- Comprehensive Monitoring
- Sleep Tracking
- Built-in GPS
Bestseller No. 3
Fitbit Charge 6 Fitness Tracker with Google apps, Heart Rate on Exercise Equipment, 6-Months Premium Membership Included, GPS, Health Tools and More, Obsidian/Black, One Size (S & L Bands Included)
- Find your way seamlessly during runs or rides with turn-by-turn directions from Google Maps on Fitbit Charge 6[7, 8]; and when you need a snack break on the go, just tap to pay with Google Wallet[8, 9]
Fitbit Surge product details
Bestseller No. 1
Fitbit Charge 6 Fitness Tracker with Google apps, Heart Rate on Exercise Equipment, 6-Months Premium Membership Included, GPS, Health Tools and More, Obsidian/Black, One Size (S & L Bands Included)
- Find your way seamlessly during runs or rides with turn-by-turn directions from Google Maps on Fitbit Charge 6[7, 8]; and when you need a snack break on the go, just tap to pay with Google Wallet[8, 9]
Bestseller No. 2
Fitbit Surge Fitness Superwatch, Black, Small (US Version)
- Surge syncs automatically and wirelessly to tablets, computers and 150+ leading iOS, Android and Windows smartphones using Bluetooth 4.0 wireless technology
- Get continuous, automatic, wrist based heart rate and simplified heart rate zones
- Track workouts & view workout summaries; plus all day activities including steps, distance, calories burned, floors climbed and active minutes
- Monitor your sleep automatically and wake with a silent alarm
- US Version
Bestseller No. 3
![Kissmart Charger for Fitbit Surge, Replacement Charging Cable Cord for Fitbit Surge Fitness Superwatch [1m/3.3ft]](https://m.media-amazon.com/images/I/41Q+s2mhy+L.jpg)
Kissmart Charger for Fitbit Surge, Replacement Charging Cable Cord for Fitbit Surge Fitness Superwatch [1m/3.3ft]
- ▶Compatible with: This charger cable compatible with Fitbit Surge smart watch.
- ▶Premium & Speedy: The surge charging cable is made of high quality wire, provides a stable performance and a fast charging, about an hour a full charge.
- ▶Safe Protection: The charger cable built in smart chip, protect your surge from over-current, over-voltage, over-circuit protection, offers a safe environment for charging.
- ▶Convenient and Easy to Use: To get a charging just plug it into USB port on your PC, laptop, notebook, wall charger or car charger. Geting a better experience, we suggest you to use the recommended adapter (5V 1A).
- ▶Package includes: 1 x 3.3ft/100cm Charger for surge (watch is not included). with sincerely after-sales service, if have any question we will deal with it for you within 24 hours.
New products & alternatives to the Fitbit Charge 4 and the Fitbit Surge
New
Milavan Smart Health Ring for Women Men Fitness Tracker with Heart Rate, Blood Oxygen, Blood Pressure, Sleep Monitoring, Step Counting, IP68 Waterproof for iOS and Android, No APP Fee, Black 14
- 【Size Before You Buy】Before purchasing Milavan, we recommend ordering our sizing kit to try on. If you prefer not to use the kit, please refer to the size chart and measure your finger circumference for a more comfortable fit
- 【Health Monitoring】The slim ring features advanced 4.0 sensors that automatically measure your heart rate, blood oxygen, and blood pressure every 30 min when worn. It provides continuous health tracking and comprehensive wellness management all day
- 【Intelligent Sleep Tracker】The fitness ring automatically monitors your sleep quality. It can record deep & light sleep duration, eye movement, and wakefulness. You can view various indicators anytime in the app and adjust your lifestyle based on reports
- 【8 Sports Modes Tracking】Such as Running, Cycling, Skipping Rope, Walking, Hiking, Yoga, Dancing, and Golf. The smart ring automatically tracks the workout route, sport time, steps, heart rate, speed, calories burned, and distance in the app
- 【Sport & Fitness Stylish Partner】Upgraded to a slim 2mm thickness with a specially polished inner surface,making it comfortably suited for most sports.Activate sports modes to receive data from the app, helping you achieve more effective guidance
New
Fitbit Inspire 3 Health & Fitness Tracker Bundle - with Stress Management, Workout Intensity, Sleep Tracking, 24/7 Heart + 2 Silicone Bands, 2 Screen Protectors, Cleaning Cloth & Fast Charger
- INSPIRED FITNESS: The Fitbit Inspire 3 is an all in one 24/7 fitness tracker. Track active minutes, fitness exercises, steps, distance, calories, skin temperature, sleep cycles and more. Help optimize your fitness and performance with this easy to use tracker.
- PREMIUM BUNDLE: The Fitbit Inspire 3 watch bundle includes - 1 Fitbit Inspire 3, 2 silicone replacement bands (small and large), 2 screen protectors, a cleaning cloth and fast charger. Unisex design is great for men and women of all ages and activity levels.
- WATER RESISTANT: Enjoy swim proof water resistant use up to 50 meters. Perfect for swimming and tracking laps in the pool or running and dancing in the rain. Full color touchscreen works when dry and when wet.
- STYLISH DESIGN: You'll love the stylish sleek look of the Fitbit Inspire 3. It looks great with all outfits and the low profile design won't get in the way while you work out, run, walk, swim or hike. The Fitbit Inspire 3 bands can be swapped out to mix and match different colors and band lengths.
- WORKS WITH YOUR PHONE: 10 day battery life keeps you connected longer than ever. Enjoy Smart Wake alarm, call, text and app notifications, find my phone, do not disturb and sleep modes. Even make purchases with Fitbit Pay. Works with Apple iOS 15 or higher and Android OS 9 or higher.
New
Fitbit Charge 6 Fitness Tracker (Bundle) – Black/Obsidian – Heart Rate, GPS, Sleep & Stress Tracking + Fast Charger, & Cleaning Cloth (Porcelain)
- COMPLETE ALL-IN-ONE-BUNDLE: Includes Fitbit Charge 6 Black/Obsidian, rapid USB charger, and a premium microfiber cleaning cloth, – everything you need to start tracking in style.
New
USMECBL Fitness Trackers,Blood Oxygen Heart Rate Sleep Monitor,Smart Band 24/7 Health Monitoring,Calorie Pedometer Steps Counter Activity watchs/Notifications for iOS/Android
- 【10-14 Day Long Battery Life – Wear It Day and Night】Forget daily charging anxiety. A single, full charge powers up to 7 days of continuous use. Monitor your sleep seamlessly every night and enjoy worry-free weekends or travel without carrying a charger. Running watch Regular use up to 10-14 days, standby for 30 days.
- 【24/7 Accurate Health Monitoring】Keep a close eye on your well-being with all-day automatic heart rate tracking, detailed sleep stage analysis (deep, light, awake), blood oxygen (SpO2) saturation monitoring. Gain valuable insights into your body's patterns and make informed decisions about your health.
- 【25 Sports Modes & Smart Activity Tracking】Track virtually any activity with 25 built-in modes (Cycling, tennis, football, baseball, cricket, rugby, dancing, sit-ups, gymnastics, rowing, jumping jacks, hockey, etc). It automatically records your steps, distance, and calories burned. The built-in stopwatch helps you time your workouts precisely, helping you crush your fitness goals.
- 【 Universal Compatibility & Stable Connection】Works seamlessly with both iOS and Android smartphones. Receive call, text, and app notifications (SNS) reliably on your wrist. The Bluetooth connection is stable, so you stay connected without constantly re-pairing.
- 【 Smarter Daily Life Management】More than a tracker, it's your personal assistant. Control your phone's music, check the weather forecast, find your phone with a tap, and use the "Shake-to-Take" feature to remotely control your phone's camera. Customize alerts to avoid notification overload.
New
Fitbit Sense 2 Advanced Health and Fitness Smartwatch with Tools to Manage Stress and Sleep, ECG App, SpO2, 24/7 Heart Rate and GPS, Shadow Grey/Graphite, One Size (S & L Bands Included) (Renewed)
- Learn to manage stress, sleep better and live healthier with Sense 2—our most advanced health and fitness smartwatch.Human Interface Input: Touchscreen
- Manage stress and live healthier: all-day stress detection with cEDA and daily Stress Management Score, ECG app for atrial fibrillation assessment(1), irregular heart rhythm notifications(2), SpO2(3), health metrics dashboard(4), mindfulness content
- Measure and improve sleep quality: personalized Sleep Profile(5), daily sleep stages & Sleep Score, smart wake alarm and do not disturb mode
- Enhance activity: built-in GPS and workout intensity map, Daily Readiness Score(5), Active Zone Minutes, all-day activity tracking and 24/7 heart rate, 40+ exercise modes and automatic exercise tracking, water resistant to 50 meters
- Designed for all-day wear: on-wrist Bluetooth calls, texts and phone notifications(6), customizable clock faces, Fitbit Pay(7), Amazon Alexa built-in(8), Google Wallet & Maps (Google Maps on Android only, coming Spring 2023 to iOS), 6+ day battery(9)
Our conclusion on the Fitbit Charge 4 vs Fitbit Surge
Both the Fitbit Charge 4 and the Fitbit Surge are high quality products and we are sure you will be happy with either one. In the end it comes down to your budget and the value for money you are looking for.
Either way, the Fitbit Charge 4 and the Fitbit Surge are both excellent products that will more than do their job!