| Feature | Allspin Smart Watch (Walmart) | Fitbit Charge 4 (Amazon) | SANLEPUS ECG+PPG (AliExpress) | TOOBUR Band 8 (Walmart) | Suunto 7 (Amazon) |
|---|---|---|---|---|---|
| Price Range | $ | $$$ | $$ | $ | $$$$ |
| Display Type | Color Touchscreen | Grayscale OLED | Full Touch HD Color | Color Touchscreen | AMOLED |
| Health Tracking | Heart rate, Sleep, Steps | Heart rate, Sleep, Activity | Heart rate, ECG, Blood Pressure | Heart rate, Sleep, Steps | Heart rate, Sleep, Activity |
| GPS | No | Built-in GPS | No | No | Built-in GPS |
| Water Resistance | IP68 | Up to 50 meters | IP68 | IP68 | Waterproof |
| Battery Life | Up to 7 days | Up to 7 days | Up to 7 days | Up to 7 days | Up to 2 days |
| Connectivity | Bluetooth | Bluetooth | Bluetooth | Bluetooth | Wi-Fi, Bluetooth |
| Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS |
| Special Features | Call & Message Notifications | Active Zone Minutes, Swim Tracking | Call & Message Reminder, PPG ECG | Activity Tracker, Sleep Monitor | 70+ Sport Modes, Outdoor View Setting |