The Gravity GT21-1 smartwatch combines digital and analog displays on a 1.6-inch IPS touchscreen with a resolution of 400 × 400 pixels. It counts steps and measures heart rate, tracks sleep, and supports running and cycling. It connects to Android and iOS devices via Bluetooth and supports SMS notifications and phone calls through an app.
The case is made of abrasion-resistant plastic. The silicone strap has ventilation holes, and the watch features a speaker, microphone, and camera.
- Screen size: 1.6 inches
- Screen type: IPS, digital and analog
- Screen resolution: 400 × 400 pixels
- Touchscreen: Yes
- Internal memory: 0.125 GB
- Connectivity: Bluetooth
- Compatibility: Android 5.0+, iOS 9.0+
- Battery life: Up to 7 days
- Standby time: Up to 7 days
- Battery capacity: 600 mAh
- Sensors and tracking: Pedometer, heart rate, sleep tracking
- Functions: SMS notifications, phone call support through an app
- Features: Speaker, microphone, camera
- Activities: Running, cycling
- Case material: Abrasion-resistant plastic
- Strap material: Silicone with ventilation holes
- Color: Gray
Technical Specifications
- Colour
- Grey
- Release Date
- -
- Screen Size
- 1.6 "
- Screen Resolution
- -
- Screen Type
- IPS
- Compatible Operating System
- Android, iOS
- Touch Screen
- Yes
- Internal Storage
- 0.125 GB
- Connection
- Bluetooth
- Strap
- Silicone
- Case material
- Plastic
Features & Functions
- Features
- Speaker, Microphone, Camera
- Features & Functions
- SMS
- Use
- Running, Cycling
Additional Specifications
- Sensors
- Pedometer, Heart Rate, Sleep Monitoring
- Protection
- -
- ATM Rating
- -
- MIL-STD-810
- No
Battery
- Battery Capacity
- 600 mAh
- Battery Life
- 7 days
- Standby Time
- 7 days
Dimensions
- Case Size
- -
- Weight
- -
AI Features
- AI Voice Assistant
- No
- AI Training Coach
- -
- AI Health Insights
- -
Important information
Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.