10 Best Smart Watches Under 100 2025 in the United States

The Fitbit Versa 4 is a solid fitness-focused smartwatch that offers a bright and sharp 1.58-inch square display, making it easy to read during workouts or daily use. It includes built-in GPS and over 40 exercise modes, which is great for anyone serious about tracking their fitness activities accurately. The watch also tracks heart rate 24/7, monitors sleep quality with detailed insights, and helps manage stress with guided breathing and mindfulness features. Battery life stands out with about 6 days on a charge, so you won't need to recharge it frequently. It’s water resistant up to 50 meters, so it’s safe for swimming or rainy conditions.

Compatibility with both iOS and Android is broad, but some features like Google Maps are limited or coming later for iOS users. The build feels lightweight and comfortable, with included small and large bands to fit different wrists. You can get notifications for calls and texts right on your wrist, plus access Alexa and Fitbit Pay, which adds convenience. While it offers many features for fitness and health, the interface might feel a bit basic compared to more expensive smartwatches, and some advanced apps are missing. Also, some users may find the Bluetooth connection occasionally inconsistent.

If you want a reliable, straightforward fitness tracker with smart features under $100, the Fitbit Versa 4 is a great choice, especially for those focused on health metrics and comfortable daily wear.

The Garmin Venu 3S is an attractive option for those seeking a feature-packed smartwatch under $100. Its 1.2-inch AMOLED touchscreen display is bright and vibrant, making it easy to read in various lighting conditions. One of its standout features is the impressive battery life, lasting up to 10 days in smartwatch mode, which is quite beneficial for those who prefer not to charge their device frequently. Fitness enthusiasts will appreciate the comprehensive fitness tracking capabilities, including over 30 built-in sports apps, heart rate monitoring, stress tracking, and sleep coaching with personalized insights and tips.

The Body Battery energy monitoring feature is an added bonus, helping users understand their energy levels throughout the day based on various factors like sleep and workouts. The watch is compatible with both Android and iOS devices, allowing a wide range of users to connect their smartphones. It also offers convenient smart features such as receiving notifications, making and taking phone calls, and using a voice assistant. The Garmin Venu 3S is water-resistant, making it suitable for activities like swimming.

On the design front, it has a stylish soft gold stainless steel bezel and a comfortable silicone band, ensuring a good fit throughout the day. However, some might find the 41mm case size a bit small, depending on their wrist size. Additionally, while it has many advanced features, the user interface may take a little time to get used to, especially for those new to smartwatches. The Garmin Venu 3S offers a balanced mix of style, functionality, and affordability, making it a solid choice for budget-conscious buyers who don’t want to compromise on features.

The Garmin vívoactive 6 smartwatch features a bright 1.2-inch AMOLED display, making it easy to view stats and notifications. It offers impressive battery life, lasting up to 11 days on a single charge, reducing the need for frequent charging. The watch excels in fitness and health tracking with features such as heart rate monitoring, sleep score with coaching, stress tracking, menstrual and pregnancy tracking, and the Body Battery energy monitor that helps you understand your energy levels throughout the day.

Supporting over 80 sports apps including swimming and golf, the vívoactive 6 also offers animated workouts and personalized daily suggestions to keep you motivated. Its built-in GPS allows precise outdoor activity tracking without needing a phone. The watch connects smoothly to smartphones via Bluetooth for notifications and data syncing. It has a solid and lightweight build at just 1.3 ounces and is water resistant, suitable for swimming and everyday use. However, it runs on Garmin’s own operating system, which limits third-party app availability compared to some competitors.

The device includes 8 GB of non-expandable storage, which is sufficient for typical usage. Although it covers almost all features found in more expensive models, pricing can vary and may sometimes be higher than around $100, so checking current deals is advisable. For those seeking a reliable, feature-rich fitness smartwatch with long battery life and excellent health insights, the vívoactive 6 offers a strong option, focusing more on fitness than flashy apps or extensive customization.