| key specs |
| Strap Colour | Black, Dark Grey, Grey and Pink | - |
| Display Size | 36mm | 41mm |
| Compatible OS | Android, iOS | Android, iOS |
| Strap Material | Silicone | Rubber |
| Dial Shape | Round | Rectangle |
| Display Type | AMOLED | AMOLED |
| Ideal For | - | Unisex |
| general |
| Brand | Fire-Boltt | Oppo |
| Model | Apollo 2 | Watch (41mm) |
| Release date | June 23, 2023 | March 6, 2020 |
| Model Number | BSW147 | - |
| Model Name | Fire-boltt Apollo 2 | - |
| Dial Colour | Black | Black, Pink Gold, Silver Mist |
| Dial Shape | Round | Rectangle |
| Strap Colour | Black, Dark Grey, Grey and Pink | - |
| Strap Material | Silicone | Rubber |
| Water Resistant | IP67 | Yes |
| Interchangeable Strap | - | Yes |
| Water Resistance Depth | - | 3ATM |
| Ideal For | - | Unisex |
| dimensions |
| Width | 43.5 mm | 41.45 |
| Height | 10 mm | 36.37 |
| Thickness | 10 mm | 11.4 |
| Diameter | 36.322 mm | - |
| Weight (g) | 100.00 | 30.10 |
| product details |
| Sensor | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker | Tri-axial acceleration sensor, Gyroscope, Geomagnetic sensor, Barometer, Optical heartbeat sensor, Capacitance sensor, Ambient light sensor |
| Compatible Device | Android, iOS | - |
| Notification | Yes | Yes |
| Notification Type | Smart Notification | - |
| Battery Type | Lithium Ion | - |
| Charge Time | 2 hours | - |
| Charger Type | USB cable | - |
| Stand By Time | 20 days | 14 days |
| Rechargeable Battery | Yes | - |
| Battery Life | - | 24 hours |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Bluetooth | Yes |
| Bluetooth Version | Bluetooth 5.0 | 4.2 |
| Wi-Fi | - | Yes |
| GPS | - | Yes |
| Messaging Support | - | Yes |
| Third Party App Support | - | Yes |
| Call Features | - | Yes |
| platform and storage features |
| Compatible Operating System | Android, iOS | Android, iOS |
| Operating System | - | Wear OS |
| Number of Cores | - | quad-core |
| RAM | - | 1GB |
| Processor Name | - | Qualcomm Snapdragon Wear 3100, Ambiq Micro Apollo3 Wireless |
| Internal Memory | - | 8000 |
| camera and display features |
| Display Resolution | 466x466 pixels | 320x360 |
| Display Size | 36mm | 41mm |
| Display Type | AMOLED | AMOLED |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | Yes |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Number of Buttons | 2 | 2 |
| Other Fitness Features | Activity Tracker, Breathe, 110 Sports Mode Tracking, Calorie Tracker, Sedentary Reminder, Sleep Monitor | Fitness Run, 5-Min Workouts, Fat Burn Run, Outdoor Walk, Outdoor Cycling, Swimming, Heart rate monitoring, Sleep monitoring, Get Up Reminder, Guided breathing exercises |
| Other Watch Functions | Alarm Clock, Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, IP67 Rating, Music Player, Notifications | - |