Display: 1.5 to 2-inch AMOLED or LCD touchscreen

Battery Life: 2 to 5 days of battery life with typical use

Sensors: Heart rate monitor, blood oxygen (SpO2) sensor, accelerometer, gyroscope, GPS

Water Resistance: IP68 or higher (suitable for swimming)

Fitness Tracking: Steps, calories burned, sleep tracking, workout modes

Connectivity: Bluetooth 5.0 or higher, Wi-Fi (optional), NFC for payments

Compatibility: Works with both Android and iOS devices

Storage: Internal storage for music and apps (varies by model)

Smart Features: Notifications (calls, messages, social media), music control, weather updates

Voice Assistant: Google Assistant, Siri, or proprietary assistant

Health Features: ECG monitoring, stress tracking, hydration reminders

Design: Metal or premium plastic body, interchangeable bands, customizable watch faces

Price: Varies based on features, but typically in the mid-to-high range for premium models