The Samsung Galaxy Watch 4 series typically includes features such as:

1. Design and Display: A sleek and stylish design with a vibrant and high-resolution AMOLED display, providing sharp visuals and easy navigation.

2. Health and Fitness Tracking: Advanced health and fitness tracking features, including heart rate monitoring, sleep tracking, stress tracking, and a variety of workout modes to cater to different activities.

3. Operating System: Integration with Samsung's Tizen-based wearable operating system, offering a user-friendly interface and access to a variety of apps through the Galaxy Store.

4. Built-in GPS: GPS functionality for accurate tracking of outdoor activities without the need for a connected smartphone.

5. Water Resistance: Water-resistant design, allowing users to wear the watch during water-related activities and track swimming metrics.

6. Smartwatch Functions: Integration with smartphone notifications, allowing users to receive and respond to calls, messages, and app alerts directly from the watch.

7. App Ecosystem: Access to a range of third-party apps, including those for productivity, communication, and entertainment.

8. Battery Life: Depending on usage, the watch typically offers a varying battery life, with power-saving modes to extend usage between charges.

9. Voice Control: Voice recognition and control features, often with Samsung's virtual assistant, Bixby.

10. Compatibility: Compatibility with a wide range of Android smartphones, and in some cases, limited compatibility with iOS devices.