| key specs |
| Compatible OS | Android 6.0 or iOS 12 and above | - |
| Dial Shape | Rectangle | Square |
| Strap Colour | - | Black, Blue, Gold, Red, Silver |
| Strap Material | - | Silicone |
| Ideal For | - | Unisex |
| general |
| Brand | Redmi | Fire-Boltt |
| Model | Watch 3 | Ninja Call 2 |
| Release date | December 27, 2022 | March 1, 2022 |
| Model Number | M2215W1 | - |
| Dial Shape | Rectangle | Square |
| Touchscreen | Yes | Yes |
| Water Resistant | 5ATM | Yes |
| Water Resistance Depth | 50 | - |
| Model Name | - | Fire-Boltt Ninja Call 2 |
| Dial Colour | - | Black |
| Strap Colour | - | Black, Blue, Gold, Red, Silver |
| Strap Material | - | Silicone |
| Size | - | Regular |
| Usage | - | Fitness & Outdoor |
| Ideal For | - | Unisex |
| dimensions |
| Width | 42.58 | - |
| Height | 36.56 | - |
| Thickness | 9.99 | - |
| Weight (g) | 37.00 | - |
| product details |
| Sensor | Acceleration Sensor, Gyroscope, Geomagnetic Sensor | SpO2 Monitoring, Heart Rate Monitor, Optical Heart Rate Sensor |
| Battery Type | Li-ion polymer | - |
| Battery Life | 12 days | 10 Days |
| Compatible Device | - | Android, iOS |
| Notification | - | Call, Text, Social Media |
| Rechargeable Battery | - | Yes |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Yes | Yes |
| Bluetooth Version | v5.1 | 5 |
| GPS | Yes | - |
| Other Connectivity Features | Multifunction NFC | Smart notifications |
| Call Features | - | calling |
| platform and storage features |
| Compatible Operating System | Android 6.0 or iOS 12 and above | - |
| fitness and watch functions |
| Heart Rate Monitor | Yes | Yes |
| Other Fitness Features | Sports Modes, Blood Oxygen Tracking, Sleep Monitoring | Meditative breathing, sleep tracking, drink water reminders |
| Step Count | - | Yes |
| Alarm Clock | - | Yes |
| Date & Time Display | - | Yes |
| Language | - | English |
| Number of Buttons | - | 1 |
| Other Watch Functions | - | Stopwatch, sedentary reminders |
| camera and display features |
| Display Resolution | - | 240x288 |
| Other Display Features | - | Touch Screen |
| audio and video features |
| Other Multimedia Features | - | Music control |