Galaxy Watch 4 vs Fitbit Charge 5: In-Depth Comparison of Smart Wearables

In the rapidly evolving market of wearable devices, the competition between fitness bands and smartwatches is increasingly fierce. Two notable contenders are the Samsung Galaxy Watch 4 and the Fitbit Charge 5.

My extensive experience with both devices has given me insight into their capabilities, strengths, and limitations.

The Galaxy Watch 4 presents itself as a sophisticated smartwatch with a host of features aimed to cater to a broad audience, whereas the Fitbit Charge 5 is streamlined as a fitness tracker designed for health and activity monitoring.

Each device offers a distinct design philosophy, and choosing between them often comes down to the preferences and needs of the user. With its sleek appearance and intuitive interface, the Galaxy Watch 4 excels in smart features and connectivity, including the ability to answer calls and support for widgets.

The Fitbit Charge 5, on the other hand, focuses on fitness tracking with its advanced health features that operate with a simplicity echoing the design language of other Fitbit models.

My hands-on use echoes the general user experience, highlighting differences from their screen sizes and resolutions to their battery life and charging options, all of which are critical factors to consider.

Key Takeaways

  • The Galaxy Watch 4 offers a multifunctional smartwatch experience, whereas the Charge 5 emphasizes specialized health tracking.
  • Design intricacies, display quality, and ease of use are directly reflective of the respective brand philosophies behind these devices.
  • My findings praise the comprehensive smart capabilities of the Galaxy Watch 4, balanced against the focused fitness prowess of the Fitbit Charge 5.

Overview of Galaxy Watch 4 and Fitbit Charge 5

In my experience with these wearable devices, I’ve noted several distinguishing features. Both the Samsung Galaxy Watch 4 and the Fitbit Charge 5 cater to individuals looking to monitor their health and stay connected on the go, yet they serve slightly different markets.

The Galaxy Watch 4 is a comprehensive smartwatch with a rich feature set beyond health and fitness tracking. It offers a robust set of smart functions typical of a connected device, such as app integration and notification management, thanks to its integration with the broader Samsung ecosystem and Wear OS.

Contrastingly, the Fitbit Charge 5 emphasizes its role as a fitness tracker with a streamlined form factor. Its fitness-focused features, like in-depth sleep analysis and heart-rate monitoring, are central to its design philosophy. Despite being a more specialized device, it still provides essential smart features like contactless payments and smartphone notifications.

From a hardware perspective, the Charge 5 sports an elongated, narrow design, making it less obtrusive on the wrist, which I find suitable for continuous wear, especially during exercise or sleep. Meanwhile, the Galaxy Watch 4’s circular face and more pronounced body give it the look and feel of a traditional watch coupled with modern capabilities.

Battery performance differs notably between the two; the Fitbit Charge 5 offers up to 7 days of battery life, allowing for more extensive tracking without frequent charging. On the other hand, the Galaxy Watch 4 typically requires charging every 2 days, reflecting its more power-intensive feature set.

Both devices support ECG technology for accurate heart monitoring, and they are equipped with sensors to measure blood oxygen levels, reflecting a continued commitment to health metrics. My testing confirms that both provide reliable data, which is essential for tracking physical well-being.

Design and Build Quality

When comparing the Samsung Galaxy Watch 4 and the Fitbit Charge 5, I found that their design and build quality cater to distinct preferences and usability. Let’s break down their materials, durability, aesthetics, and comfort levels.

Materials and Durability

Both wearables are designed to be durable and long-lasting. I noticed that The Galaxy Watch 4 comes with a water-resistant design, boasting an IP68 rating, which indicates it’s well protected against dust and can handle submersion in water. Moreover, it provides an ATM rating of 5, meaning it can resist water pressure equivalent to a depth of 50 meters. On the wrist, it feels sturdy with its stainless steel frame, which is complemented by damage-resistant glass that can withstand daily wear and tear.

In contrast, The Fitbit Charge 5 lacks the traditional watch look but offers a resilience that’s appropriate for a high-end fitness tracker. It’s also water-resistant, allowing for worry-free use during workouts or in the rain, and includes a silicone band, which I found to be lightweight and comfortable while also being easy to clean—a handy feature for a fitness-centric device.

Aesthetics and Comfort

The aesthetics of the Galaxy Watch 4 appealed to my taste for a classic watch appearance with a modern twist. It comes in colors like black and steel blue, which I found versatile for both casual and formal occasions. Despite its robust build, the comfort level is high due to the careful weighting and a balance of its components.

The Fitbit Charge 5, sporting a more streamlined look, is available in colors such as lunar white and black, providing a minimalistic yet chic vibe. Its narrow profile hugs the wrist, making it almost unnoticeable during daily activities and while sleeping. Between the two devices, the Charge 5’s lightweight design and slim form factor give it an edge in comfort, especially during prolonged use or intense workouts.

Display and Resolution

When comparing the displays of the Samsung Galaxy Watch 4 and the Fitbit Charge 5, my focus is mainly on two aspects: the screen technology and visibility, which includes the brightness levels, making it simpler to understand their viewing experience.

Screen Technology

The Samsung Galaxy Watch 4 boasts an AMOLED display which renders vibrant colors and deep blacks, a technology that is well-suited for a variety of lighting conditions. My testing reveals that the Galaxy Watch 4 comes with a resolution of 396 x 396 pixels which ensures sharp and clear images. In terms of pixel density, you are looking at approximately 330 pixels per inch, maintaining crispness in display quality.

On the other side, the Fitbit Charge 5 also features an AMOLED color screen which contributes to its vivid display output. While the exact pixel density of the Charge 5 is not specified, the visuals on screen are sharp enough to display data clearly.

Visibility and Brightness

Both the Galaxy Watch 4 and the Charge 5 perform well under different lighting conditions. The always-on technology in the Galaxy Watch 4 supports easy reading of the time and notifications even when in direct sunlight. The Charge 5, while not sporting the always-on feature, still remains visible when I’m looking to check my stats quickly in bright outdoor environments. Each device regulates brightness with auto-adjusting settings to ensure optimal visibility at all times. This level of screen clarity that I observe in both the watches highlights their adaptability to various ambient light situations, from indoor settings to full daylight.

Health and Fitness Features

In my experience with both the Galaxy Watch 4 and the Fitbit Charge 5, it’s clear that each offers a distinct set of benefits geared towards health and fitness tracking. What stands out is the depth and sophistication of their health monitoring sensors and the array of activity tracking and fitness metrics they provide to users looking to maintain or improve their fitness levels.

Activity Tracking and Fitness Metrics

Galaxy Watch 4:

  • Sports Modes: Incorporates a diverse range of sports modes to track specific workout data accurately.

Fitbit Charge 5:

  • Daily Fitness Score: Offers a personalized daily readiness score which helps in optimizing workout routines.

Both devices efficiently track steps, distance, and calories burned throughout the day, offering insights into overall physical activity levels. Their multi-axis gyroscopes and heart rate monitors ensure precise recording of movements and cardiac activity during workouts. My time with these devices revealed the emphasis on tailoring fitness experiences; the Galaxy Watch 4 with its sports modes is ideal for those engaged in varied physical activities, while the Charge 5 excels in providing an overarching view of day-to-day fitness levels with its fitness tracking capabilities.

Health Monitoring Sensors

Galaxy Watch 4:

  • ECG Monitor & Blood Pressure: Conduct on-the-spot ECG and blood pressure readings, providing critical data about heart health.
  • Body Composition: Measures body composition metrics, invaluable for tracking fitness progress.

Fitbit Charge 5:

  • SPo2 Monitors & Skin Temperature Sensor: Monitors blood oxygen levels and skin temperature throughout the night, offering insights into respiratory and overall health.

Sleep tracking is comprehensive on both the Galaxy Watch 4 and the Fitbit Charge 5, enabling users to monitor their sleep patterns and make adjustments for better rest. In my use, both devices provided detailed insights into sleep stages, but the Charge 5’s additional temperature sensor gave a fuller picture of sleep health by detecting possible signs of fever or the start of a new menstrual cycle. The ability to monitor ECG and blood pressure on the Galaxy Watch 4, however, is a standout feature for those who are specifically focused on heart health. It’s this fine balance of features that will guide users to choose the device that best fits their health and fitness needs.

Smart Features and Connectivity

In my experience testing both the Galaxy Watch 4 and the Fitbit Charge 5, I found that each device offers a suite of smart features and connectivity options that cater to various needs. Whether you’re looking for smartphone integration or wireless convenience, both devices bring their unique strengths to the table.

Smartphone Integration

Both devices offer robust integration with smartphones. The Galaxy Watch 4 is optimized for use with Samsung phones and also supports other Android devices. Additionally, it provides widgets and customizable watch faces, mirroring the feel of a smartphone on your wrist. Notifications from your phone are intuitively managed, and there’s seamless access to a range of apps. The Fitbit Charge 5, while more limited in its variety of smart features compared to the Galaxy Watch 4, allows iOS compatibility, a feature the Galaxy Watch 4 misses out on, making it a versatile choice for iPhone users as well.

Wireless Technologies

Both smartwatches boast various wireless technologies, with some differences:

  • Bluetooth: Essential for connectivity with smartphones, and both devices use this for data syncing.
  • GPS: I found both have built-in GPS, allowing for route tracking and distance measurement without a phone.
  • Wi-Fi: The Galaxy Watch 4 can connect to Wi-Fi networks, enabling it to operate independently of a smartphone.
  • NFC: Both support NFC, facilitating contactless payments, although the Galaxy Watch 4 offers a more integrated payment experience with Samsung Pay.

Additional Utilities

The Galaxy Watch 4 includes a more comprehensive set of utilities due to its general smartwatch capabilities. It provides wireless charging, voice assistance, and the ability to interact with smart home devices. The Fitbit Charge 5 focuses on health and fitness but includes some handy features, such as a smart alarm to wake you up gently.

Both watches allow for a range of notifications, including calls, messages, and app notifications, keeping you connected to what matters. And while the Charge 5 is a fitness tracker at heart, it doesn’t skimp on keeping you in the loop with your digital life.

In summary, when it comes to smart features and connectivity, the choice between Galaxy Watch 4 and Fitbit Charge 5 comes down to the depth of smart features you desire and the ecosystem you’re already invested in.

Battery Life and Charging Options

When comparing the battery life of the Fitbit Charge 5 and the Samsung Galaxy Watch 4, I’ve found that the Charge 5 generally offers a longer overall battery life. My tests indicated that the Charge 5 can last up to 7 days on a single charge, while the Galaxy Watch 4 tends to need recharging after about 2 days.

Fitbit Charge 5:

  • Normal use: Up to 7 days
  • Training mode with GPS: Depletes faster, precise time varies
  • Power save mode: Extends battery life, details unspecified

Samsung Galaxy Watch 4:

  • Normal use: About 2 days
  • Training mode with GPS: Significantly reduces battery life to around half a day
  • Power save mode: Can extend use slightly over 2 days

Neither device’s manufacturer specifies the exact battery capacity in milliampere-hours (mAh), so my evaluations focus on practical usage time.

The charging options for both are modern and user-friendly. The Charge 5 and Galaxy Watch 4 support magnetic attachment for their respective charging cables. However, a noteworthy point during my testing was the Galaxy Watch 4’s compatibility with wireless charging. It can conveniently charge on any Qi-compatible charger, which can be a decisive factor for users seeking wireless charging stations.

In terms of charging speed, both watches recharge quickly, reaching full capacity within a few hours—handy for those who prefer to charge their device in short bursts or overnight.

FeatureFitbit Charge 5Samsung Galaxy Watch 4
Battery Life (Normal Use)Up to 7 daysAbout 2 days
Battery Life (GPS on)Reduced in training modeHalf a day in training mode
Power Save ModeExtended battery lifeSlightly over 2 days
Wireless ChargingNot supportedSupported (Qi-compatible)
Battery CapacityNot specifiedNot specified
Charging SpeedFew hours to full chargeFew hours to full charge

Note: All battery life estimations are from my personal testing and usage patterns; actual results may vary based on usage conditions and settings.

Software and Ecosystem

In my experience with both the Samsung Galaxy Watch 4 and the Fitbit Charge 5, the software and ecosystem aspects are crucial for daily operation and long-term utilization. These watches offer distinct experiences not only in terms of health and fitness tracking but also in how they integrate with other devices and services.

Operating System and Updates

The Samsung Galaxy Watch 4 runs on Wear OS powered by Samsung, marking a significant shift from the Tizen OS found in previous models. This change brings a seamless integration with Google’s suite of apps and a more extensive app library than what was available on Tizen. Regular updates from Samsung ensure that the watch stays current with the latest features and security patches.

In contrast, the Fitbit Charge 5 operates on Fitbit’s proprietary operating system designed specifically for health and fitness tracking. The interface is straightforward and easy to navigate. Fitbit Premium, an optional subscription service, enhances the experience by offering deeper analytics, personalized insights, and exclusive workouts. Updates from Fitbit often introduce new features and improvements that keep the device feeling fresh.

Compatibility and Interoperability

When it comes to compatibility, both devices showcase broad support. The Samsung Galaxy Watch 4 pairs flawlessly with Samsung phones, offering a cohesive and connected ecosystem, especially when it comes to Samsung Health. However, it’s also compatible with other Android devices and provides limited connectivity with iOS, though the functionality is more restricted when used with an iPhone.

The Fitbit Charge 5 excels at cross-platform compatibility. It is fully compatible with both Android and iOS devices, making it a versatile choice for users who might switch between different operating systems. It’s important to note, though, that while the Fitbit Charge 5 does connect well with smartphones, it doesn’t offer the same level of interaction with calls, messages, and app notifications as the Samsung Galaxy Watch 4 or an Apple Watch would.

Pricing and Value for Money

When comparing the Fitbit Charge 5 to the Samsung Galaxy Watch 4, the price point is a significant factor for consumers. On Amazon, the Fitbit Charge 5 typically retails at a more budget-friendly price compared to the Galaxy Watch 4, making it an attractive option for those who seek functionality without a hefty price tag.

The Samsung Galaxy Watch 4, on the other hand, is positioned as a premium device. With its more advanced features, the price reflects the higher-end market it targets. When considering the non-LTE version, prices start at around $249.99. For the LTE model, the cost increases, as it adds cellular connectivity, enabling communication without a smartphone nearby.

Here’s a summarized price comparison:

  • Fitbit Charge 5: Ranges from $130-$150
  • Samsung Galaxy Watch 4 (40mm, Bluetooth): Starts at $249.99
  • Samsung Galaxy Watch 4 (40mm, LTE): Starts at $299.99

In my experience with both devices, the Fitbit offers robust health and fitness tracking capabilities. Despite its lower price, it doesn’t fall short in delivering value for day-to-day fitness needs. However, the Galaxy Watch 4, with its higher price tag, augments the experience with a more comprehensive smartwatch functionality, including an extensive app ecosystem and enhanced interactive features.

When deliberating on value for money, the Fitbit Charge 5 shines in providing essential features at an accessible price point. In contrast, the Samsung Galaxy Watch 4 stands out as a versatile smartwatch with advanced capabilities justifying its premium cost.

Additional Features and Technologies

In my extensive use of both the Galaxy Watch 4 and Fitbit Charge 5, I’ve discovered a myriad of features that set them apart from other devices in their categories. Each offers a unique suite of additional technologies to enhance the user experience.

Navigation and Tracking

The Samsung Galaxy Watch 4 possesses built-in GPS and additional location services like GLONASS, Galileo, and BeiDou. This makes it ideal for mapping routes during outdoor activities, providing accurate and comprehensive tracking. The watch also includes a barometric altimeter, crucial for those who engage in hiking and require elevation data. In contrast, the Fitbit Charge 5 offers GPS functionality as well for precise route tracking. However, it doesn’t support as many satellite systems as the Galaxy Watch 4, which could result in slightly less coverage in certain areas.

Water and Environmental Resistance

Both devices provide excellent protection against the elements. The Galaxy Watch 4 and Fitbit Charge 5 are water-resistant, allowing for worry-free use in swimming pools. Moreover, they track swimming metrics with proficiency. However, the Galaxy Watch 4 features superior 5 ATM water resistance, coupled with an IP68 rating and MIL-STD-810G compliance, indicating its ability to withstand more extreme conditions and accidental drops.

Unique Selling Points

My usage confirms the Fitbit Charge 5’s standout features like its EDA sensor for stress management and a temperature sensor which the Galaxy Watch 4 lacks. The Charge 5 also shines in battery life, lasting up to 7 days on a single charge as opposed to around 2 days with the Galaxy Watch 4.

In comparison, the Galaxy Watch 4 has an advantage with its rotating bezel navigating the interface, Wi-Fi connectivity across various standards, and additional health features like ECG and fall detection. Its Tizen-based Wear OS is well-integrated with Samsung’s ecosystem, providing a seamless experience for users who want more smartwatch features. The inclusion of ANT+ makes it compatible with a wide range of fitness equipment as well, and the multi-sport mode caters to those engaged in various types of workouts, tracking each activity with precision.

Each device caters to different user needs, with the Galaxy Watch 4 leaning more towards a comprehensive smartwatch experience and the Fitbit Charge 5 focusing on health and fitness tracking.


Having thoroughly tested both the Fitbit Charge 5 and the Galaxy Watch 4, I’ve assessed their features, price, and overall value to guide potential buyers toward the right choice for their needs.

Comparison Summary

After comparing the Fitbit Charge 5 and Samsung Galaxy Watch 4, it’s clear that each has its specific strengths. The Fitbit Charge 5 excels in the realm of health and fitness tracking, boasting a longer battery life of up to 7 days and a comfortable design that is 21.7mm narrower than the Galaxy Watch 4 LTE 44mm version. It has a smart alarm feature, a temperature sensor, and is notably compatible with both Android and iOS platforms.

On the other hand, the Samsung Galaxy Watch 4 stands out as a more comprehensive smartwatch. It offers a full suite of smart features and integrates deeply with Samsung’s ecosystem. Its performance is robust, and it certainly feels more like a traditional watch with added smart functionalities.

FeatureFitbit Charge 5Samsung Galaxy Watch 4
Battery LifeUp to 7 daysUp to 2 days
Design Width22.7mm44.4mm (LTE 44mm)
CompatibilityiOS & AndroidAndroid
Smart AlarmYesNo
Temperature SensorYesNo

Final Recommendations

For those who prioritize fitness tracking and a longer battery life in a more compact design, and need cross-platform compatibility, the Fitbit Charge 5 is a compelling choice. Particularly for users who require a mixture of fitness focus and some smart features at a lower price point, the Charge 5 is likely to satisfy.

For users seeking a richer smartwatch experience with a range of capabilities extending beyond health and fitness, and who are possibly already invested in the Samsung ecosystem, the Samsung Galaxy Watch 4 is the better option. Despite its larger size and shorter battery life, it offers an array of features that are more aligned with what one would expect from a contemporary smartwatch.

In conclusion, my extensive hands-on experience with both devices has led me to these insights, solidifying my confidence in guiding users towards making an informed choice that aligns with their lifestyle and requirements.


  • Matthew

    Meet Matthew, a wearable tech & fitness enthusiast passionate about transforming health through innovative devices. With an engineering background and a love for fitness, Matthew shares in-depth reviews, tips, and news on the latest wearable tech to help you achieve your fitness goals.

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