Oppo Watch Free vs Oppo Watch ECG Edition comparison
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| key specs |
| Display Size | 41mm | 46mm |
| Compatible OS | Android, iOS | Android |
| Strap Material | Silicone | Rubber |
| Dial Shape | Rectangle | Rectangle |
| Display Type | AMOLED | AMOLED |
| Ideal For | Unisex | Unisex |
| Strap Colour | - | Black |
| general |
| Brand | Oppo | Oppo |
| Model | Watch Free | Watch ECG Edition |
| Release date | September 26, 2021 | September 25, 2020 |
| Dial Shape | Rectangle | Rectangle |
| Strap Material | Silicone | Rubber |
| Size | Regular | Large |
| Touchscreen | Yes | Yes |
| Interchangeable Strap | Yes | Yes |
| Water Resistant | Yes | Yes |
| Water Resistance Depth | 5 ATM | 5ATM. IPX8 |
| Dial Material | Polycarbonate and Fibre | - |
| Ideal For | Unisex | Unisex |
| Model Name | - | Watch ECG Edition |
| Strap Colour | - | Black |
| Dial Colour | - | Black |
| dimensions |
| Width | 29.7 | - |
| Height | 46 | - |
| Thickness | 10.6 | - |
| Weight (g) | 32.60 | 45.50 |
| product details |
| Sensor | six-axis motion sensor, optical heart rate sensor, optical blood oxygen sensor, ambient light sensor | Tri-axial acceleration sensor, Gyroscope, Geomagnetic, Barometric, Optical heartbeat sensor, Capacitance sensor, Ambient light sensor, ECG |
| Compatible Device | Android, iPhone | - |
| Notification | Yes | Yes |
| Battery Type | Li-ion | - |
| Battery Life | 14 days | 40 hours |
| Charge Time | 75 minutes | - |
| Rechargeable Battery | Yes | - |
| Stand By Time | - | 21 days |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Bluetooth | Yes |
| Bluetooth Version | 5.0 | 4.2 |
| Messaging Support | Yes | Yes |
| Email Support | Yes | - |
| Operating Range | 10m | - |
| Call Features | Yes | Yes |
| Wi-Fi | - | Yes |
| GPS | - | Yes |
| Third Party App Support | - | Yes |
| platform and storage features |
| Compatible Operating System | Android, iOS | Android |
| Operating System | - | ColorOS |
| Number of Cores | - | quad-core |
| RAM | - | 1GB |
| Processor Name | - | Qualcomm Snapdragon Wear 2500 + Apollo 3 co-processor |
| Internal Memory | - | 8000 |
| camera and display features |
| Display Resolution | 280x456 | 402x476 |
| Display Size | 41mm | 46mm |
| Display Type | AMOLED | AMOLED |
| Backlight Display | Yes | - |
| Scratch Resistant | Yes | - |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Altimeter | Yes | - |
| Language | English | - |
| Other Fitness Features | 100 sports modes | Fitness Run, 5-Min Workouts, Fat Burn Run, Outdoor Walk, Outdoor Cycling, Swimming, Heart rate monitoring, Sleep monitoring, Get Up Reminder, Guided breathing exercises |
| Compass | - | Yes |
| Calendar | - | Yes |
| Alarm Clock | - | Yes |
| Date & Time Display | - | Yes |
| Number of Buttons | - | 2 |
| audio and video features |
| Voice Control | Yes | - |
| Other Multimedia Features | Music Controls | - |
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