| key specs |
| Strap Colour | Active Black, Blue, Mauve | Polar Night Black, Moon Grey, Deep Sea Blue, Metallic Black, Onyx Black, Pebble Grey |
| Display Size | 42mm | - |
| Dial Shape | Rectangle | Round |
| Ideal For | Unisex | - |
| Compatible OS | - | Android, iOS |
| Strap Material | - | Leather |
| Display Type | - | AMOLED |
| general |
| Brand | boAt | Amazfit |
| Model | Wave Call | Zepp E (Round) |
| Release date | July 23, 2022 | August 25, 2020 |
| Model Name | Boat Wave Call | Zepp E |
| Dial Colour | Black | - |
| Dial Shape | Rectangle | Round |
| Strap Colour | Active Black, Blue, Mauve | Polar Night Black, Moon Grey, Deep Sea Blue, Metallic Black, Onyx Black, Pebble Grey |
| Touchscreen | Yes | Yes |
| Water Resistant | Yes | 5ATM |
| Water Resistance Depth | IP68 | - |
| Usage | Fitness & Outdoor | - |
| Ideal For | Unisex | - |
| Strap Material | - | Leather |
| Size | - | Regular |
| Interchangeable Strap | - | Yes |
| Dial Material | - | Stainless Steel |
| dimensions |
| Width | 260 | 42.2 |
| Height | 50 | 42.2 |
| Thickness | 10 | 9.1 |
| Weight (g) | 45.00 | 32.00 |
| product details |
| Closure | Strap Buckle | - |
| Maximum Operating Altitude | 60 | - |
| Sensor | Blood Oxygen Monitor, Heart Rate Monitor | Acceleration Sensor, Geomagnetic Sensor, Ambient Light Sensor, Linear Vibration Motor |
| Compatible Device | Android, iOS | Android, iOS |
| Battery Type | 300 | - |
| Rechargeable Battery | Yes | Yes |
| Notification | - | Yes |
| Battery Life | - | 7 days |
| Charge Time | - | 2 hours |
| connectivity features |
| Call Function | Yes | - |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5.1 | 5.0 |
| camera and display features |
| Display Size | 42mm | - |
| Display Resolution | - | 416×416 |
| Display Type | - | AMOLED |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | - |
| Heart Rate Monitor | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Number of Buttons | 1 | 1 |
| Other Fitness Features | - | 11 sports modes |
| Other Watch Functions | - | Sleep monitor, Alarms, SpO2 sensor |
| platform and storage features |
| Compatible Operating System | - | Android, iOS |