Garmin Forerunner 45 vs. Garmin Vivofit 3

Forerunner 45
Vivofit 3
 GarminForerunner 45Buy NowGarminVivofit 3Buy Now

Basic Info

Suggested Price$199$100

Activity & Fitness

Cycling (Bicycling)


Duration7 days1 year


Windows Phone




Resolution208 x 20864 x 64
Size1.04 inches0.55 inches


Audio Speaker


Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM




Operating SystemBuilt-inn/a

Comparing Vivofit 3 and Forerunner 45

Garmin is a renowned name in the wearable industry, offering fitness trackers and smartwatches tailored to various needs. Today, we are comparing two popular Garmin devices: the Forerunner 45 and the Vivofit 3. The Forerunner 45, released in 2019, caters to runners and sports enthusiasts, whereas the Vivofit 3, launched in 2016, is an affordable daily activity tracker.

Choosing the right watch is essential, as it impacts your fitness journey and overall experience. When considering Garmin devices, buyers can trust the brand’s expertise in the field, as it has consistently delivered innovative and reliable products over the years.

In this article, we will examine different aspects of both devices, including design, features, performance, user interface, and price, to help you make an informed decision.

Design and Build

Garmin Forerunner 45

The Garmin Forerunner 45 features a sleek design with a 1.04-inch LCD color display and a screen resolution of 208 x 208. The watch is lightweight and comes with an interchangeable silicone strap for added comfort. Additionally, it has a 5 ATM water resistance rating, making it suitable for swimming and showering.

Garmin Vivofit 3

On the other hand, the Garmin Vivofit 3 comes with a smaller 0.55-inch monochromatic display and a screen resolution of 64 x 64. The Vivofit 3 does not have a touchscreen, thus focusing on its durability. Like its counterpart, it also has a 5 ATM water resistance rating.

Comparison of design and build quality

When comparing both devices, the Forerunner 45 has a more appealing design with a larger and higher-resolution display. However, the Vivofit 3 is known for its rugged build and durability, suitable for those with an active lifestyle.

Features and Functionality

Garmin Forerunner 45

Key features of the Garmin Forerunner 45 include its built-in GPS, accelerometer, and barometer, which provide accurate data for outdoor runs, bike rides, and swimming. This device also supports heart rate tracking, sleep tracking, and various sports modes. Plus, the Forerunner 45 has a battery life of up to 7 days in smartwatch mode and is rechargeable.

Garmin Vivofit 3

The Garmin Vivofit 3 tracks daily activities like steps, calories burned, distance, and sleep without heart rate monitoring or GPS. Its standout feature is its astonishing battery life of 1 year without requiring a recharge. The Vivofit 3 is compatible with both Android and iOS, while also offering Windows Phone compatibility for added versatility.

Comparison of features and performance

Although both devices track daily activities, the Forerunner 45 offers more advanced features like heart rate monitoring and built-in GPS for outdoor activities. However, the Vivofit 3 is designed for simplicity and extended battery life, making it ideal for users looking for an essential activity tracker.

User Interface and User Experience

Garmin Forerunner 45

The Forerunner 45 offers a user-friendly interface with easy navigation, customizable watch faces, and various apps through Garmin Connect. Additionally, it supports smartphone notifications, allowing you to receive texts, emails, and other alerts on your wrist. The device is compatible only with Android and iOS smartphones.

Garmin Vivofit 3

The Vivofit 3 has a basic interface, lacking a touchscreen or app support. However, it provides compatibility with Android, iOS, and Windows Phone smartphones. While it doesn’t support notifications or customization options, Vivofit 3 focuses on simplicity and ease of use.

Comparison of user interface and user experience

Comparing the two, the Forerunner 45 is better suited for users seeking a smartwatch experience with more customization options and smartphone integration. The Vivofit 3 offers a simple user interface and compatibility across multiple platforms, making it suitable for basic activity tracking.

Price and Value

Garmin Forerunner 45

Priced at $199, the Garmin Forerunner 45 delivers value for money, given its extensive fitness tracking capabilities and smartwatch features.

Garmin Vivofit 3

For a price of $100, the Garmin Vivofit 3 offers essential fitness tracking features for users on a budget who value long battery life.

Comparison of price and value

When comparing value, the Forerunner 45 provides more features and capabilities but at a higher price point. On the other hand, the Vivofit 3 offers basic tracking at an affordable cost, making it suitable for those looking for a straightforward fitness tracker.


Both the Garmin Forerunner 45 and Vivofit 3 have their merits, depending on user preferences and needs. The Forerunner 45 is the better choice for those seeking advanced fitness tracking and smartwatch features, while the Vivofit 3 is ideal for users looking for a basic, long-lasting activity tracker.

Frequently Asked Questions

Is Garmin Forerunner 45 suitable for swimming?

Yes, the Garmin Forerunner 45 has a 5 ATM water resistance rating and can be used for swimming and other water-based activities.

Does Garmin Vivofit 3 have a heart rate monitor?

No, the Garmin Vivofit 3 does not have a heart rate monitor.

Can I receive smartphone notifications on the Garmin Forerunner 45?

Yes, the Garmin Forerunner 45 supports smartphone notifications, including texts and emails, when connected to a compatible Android or iOS device.

What is the battery life of the Garmin Vivofit 3?

The Garmin Vivofit 3 has an impressive battery life of up to 1 year without requiring a recharge.

Which device offers built-in GPS tracking?

The Garmin Forerunner 45 offers built-in GPS tracking for outdoor activities such as running and cycling, whereas the Vivofit 3 does not include GPS functionality.

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