Fitbit Charge 2: Your Personal Trainer on Your Wrist – A Review For 2024


Accurate fitness & sleep tracking
Up to 5 days of battery life
Guided breathing sessions
User-friendly app
Smartphone notifications
Cardio fitness score
Multi-sport modes
Connected GPS
Customizable design
9Expert Score
"Charge 2: Precision fitness tracking."
Charge 2 tracks steps, heart rate, and calorie burn during exercise and syncs data to the Fitbit app for detailed summaries
 Overall Score
Brand popularity
Build quality & design
Ease of use
Ergonomics & Comfort

I’ve had the opportunity to test and review numerous fitness trackers over the years.

One device that has stood the test of time is the Fitbit Charge 2. Released in 2016, this popular fitness tracker continues to be a reliable choice for many, even as newer models have entered the market.

In this in-depth review, I’ll share my personal experience with the Fitbit Charge 2 and explore its various features, capabilities, and limitations.


Design & Build Quality

My first impression of the Fitbit Charge 2 was that it strikes the perfect balance between style and functionality.

The device features a slim, sleek design with a stainless steel frame and an interchangeable elastomer band.

The build quality feels solid and durable, making it ideal for daily wear and exercise. In my experience, the band has held up well against sweat and moisture, which is essential for any fitness tracker.


Display & User Interface

The Fitbit Charge 2 is equipped with an OLED display that provides sharp and clear visuals.

The tap-sensitive screen allows for easy navigation between the various tracking features, and the responsive side button makes it simple to access specific functions.

I found the user interface to be intuitive and user-friendly, making it easy to monitor my daily activities and progress.


Fitness Tracking Features

Step Counting & Distance

The Charge 2 accurately tracks your steps throughout the day, providing real-time updates and notifications when you reach your daily step goal.

I found the step counting to be consistent and precise, giving me a clear understanding of my daily activity levels.

The device also calculates the distance traveled based on your steps, giving you a more comprehensive view of your daily movements.

Heart Rate Monitoring

One of the standout features of the Fitbit Charge 2 is its continuous heart rate monitoring, powered by PurePulse technology.

In my experience, the heart rate sensor provided accurate and reliable readings during various activities, including workouts, walks, and daily tasks.

Sleep Tracking

The Charge 2 automatically tracks your sleep patterns, providing valuable insights into your sleep quality and duration. I found this feature particularly helpful, as it allowed me to make adjustments to my sleep habits for improved rest and recovery.

Multi-Sport Modes

The device offers multiple sports modes to track specific workouts, such as running, biking, and weightlifting.

While using these modes, I appreciated the ability to view real-time stats like heart rate, calories burned, and duration, helping me optimize my workouts for better results.

GPS Connectivity

Although the Charge 2 doesn’t have a built-in GPS, it can connect to your smartphone’s GPS for more accurate tracking during outdoor activities.

I found this feature useful during my runs, as it provided precise distance and pace data.


App Integration & Compatibility

The Fitbit app seamlessly integrates with the Charge 2, allowing for easy tracking and analysis of your fitness data.

In my experience, the app has been user-friendly and provides a wealth of information, including trends, achievements, and personalized insights.


Battery Life & Charging

The Charge 2 boasts an impressive battery life of up to 5 days, depending on usage.

During my time with the device, I found that I only needed to charge it once or twice a week, which is quite convenient. The proprietary charging cable is easy to use and ensures a secure connection.


Customization Options

One aspect of the Fitbit Charge 2 that I enjoyed is the ability to customize its appearance with interchangeable bands and watch faces.

This allows for personalization and adaptation to different styles or occasions, making it a versatile accessory.


Pros & Cons


  • Accurate fitness tracking features, including step counting and heart rate monitoring
  • User-friendly interface and app integration
  • Impressive battery life
  • Customization options with interchangeable bands and watch faces
  • Sleep tracking for insights into rest and recovery


  • Lacks built-in GPS (requires smartphone connectivity)
  • Limited waterproof capabilities (not suitable for swimming)

Comparisons to Similar Devices

When compared to other fitness trackers on the market, the Fitbit Charge 2 holds its own in terms of features, performance, and price.

Devices like the Garmin Vivosmart 4 offer similar tracking capabilities but lack the customization options of the Charge 2.

Meanwhile, newer Fitbit models like the Charge 5 offers improved features like built-in GPS and stress tracking but come at a higher price point


Final Verdict & Recommendations

After using the Fitbit Charge 2 for an extended period, I can confidently say that it is a reliable and feature-rich fitness tracker suitable for a variety of users.

Its accurate tracking capabilities, user-friendly interface, and customization options make it a solid choice for those looking to monitor their daily activities and improve their overall health and fitness.

While it does have some limitations, such as the lack of built-in GPS and limited waterproofing, the Fitbit Charge 2 remains a strong contender in the fitness tracker market.

If you’re shopping for a versatile and dependable fitness tracker without breaking the bank, the Fitbit Charge 2 is worth considering.


How do I use the Fitbit app with the device?

To use the Fitbit app, simply download it to your mobile device, create an account, and pair it with your tracker. The app will automatically sync your fitness data, providing insights and trends.

How does the cardio fitness score feature work?

The cardio fitness score is an estimation of your cardiovascular fitness level. It’s calculated using your resting heart rate, age, weight, and other factors. The higher your score, the better your cardiovascular health.

How does the sleep tracking feature work?

The tracker automatically monitors your sleep stages, including deep sleep, light sleep, and REM. It then provides insights into your sleep quality and duration, helping you make adjustments to improve your rest.

Can I use interval training with this device?

Yes, you can use interval training by setting up a custom interval workout on the Fitbit app. The tracker will guide you through your intervals with on-screen prompts and vibrations.

Is the optical heart rate monitor accurate?

The device uses PurePulse technology for continuous heart rate monitoring. While it may not be as accurate as a chest strap, it provides reliable readings for most users during various activities.

How do I receive calendar alerts on the tracker?

To receive calendar alerts, ensure your device is paired with your smartphone and enable calendar reminders in the Fitbit app. The tracker will then display notifications for upcoming events.

Can I track my bike rides with this device?

Yes, by connecting to your phone’s GPS, you can track outdoor bike rides, recording distance, pace, and other relevant data.

What sets this device apart from other fitness trackers?

The device offers a balance of affordability and features, including accurate fitness tracking, heart rate monitoring, sleep tracking, and smartphone integration. Its versatility makes it a popular choice among fitness enthusiasts.

Bill Otto
I, Bill Otto, have been playing a role in Aerospace Projects and Commercial Space since 2011. As a writer, I have the desire to understand how things work! I started out on the technical side but found my love for writing and copywriting. As an engineer, I know how to speak the language and know valuable information about the products and services that I write about. I’m also an audio and video recording enthusiast since the 1970s and one of my favorites is the VHS format because it has the highest resolution of any analog recording format. I describe VHS as the Encyclopedia Britannica of the World!