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- Xiaomi Watch S4 15th Anniversary Edition vs Fire Boltt Ninja 2 Max
Xiaomi Watch S4 15th Anniversary Edition vs Fire-Boltt Ninja 2 Max comparison
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| key specs | ||||
| Display Size | 36mm | 38mm | ||
| Compatible OS | Android 8.0 or above, iOS 12.0 or above | - | ||
| Dial Shape | Round | Rectangle | ||
| Display Type | AMOLED | - | ||
| Ideal For | Unisex | Unisex | ||
| Strap Colour | - | Black, Dark Green, Rose Gold | ||
| general | ||||
| Brand | Xiaomi | Fire-Boltt | ||
| Model | Watch S4 15th Anniversary Edition | Ninja 2 Max | ||
| Release date | May 23, 2025 | January 18, 2022 | ||
| Model Name | Xiaomi Watch S4 15th Anniversary Edition | Ninja 2 Max | ||
| Dial Colour | Black | Black, Dark Green, Rose Gold | ||
| Dial Shape | Round | Rectangle | ||
| Size | Regular | - | ||
| Touchscreen | 1.43 | Yes | ||
| Interchangeable Strap | Yes | Yes | ||
| Water Resistant | 5 ATM | - | ||
| Usage | Regular | - | ||
| Ideal For | Unisex | Unisex | ||
| Model Number | - | BSW022 | ||
| Strap Colour | - | Black, Dark Green, Rose Gold | ||
| dimensions | ||||
| Width | 47.3 | 43 | ||
| Height | 47.3 | 37 | ||
| Thickness | 12 | 9 | ||
| Weight (g) | 44.50 | 32.00 | ||
| product details | ||||
| Sensor | Heart Rate Monitor, Stress, Sleep | Heart Rate Sensor, SpO2 Sensor, Sleep Sensor | ||
| Compatible Device | Android and iOS | Android, iOS | ||
| Battery Type | 486mAh | Lithium-ion | ||
| Notification | - | Yes | ||
| Battery Life | - | 7 days | ||
| Stand By Time | - | 25 days | ||
| Rechargeable Battery | - | Yes | ||
| connectivity features | ||||
| Bluetooth | Yes | Bluetooth | ||
| Bluetooth Version | 5.3 | - | ||
| Wi-Fi | Yes | - | ||
| GPS | Yes | - | ||
| Other Connectivity Features | NFC, Galileo, Glonass, Beidou, QZSS | - | ||
| platform and storage features | ||||
| Operating System | HyperOS 2 | - | ||
| Compatible Operating System | Android 8.0 or above, iOS 12.0 or above | - | ||
| camera and display features | ||||
| Display Resolution | 466 x 466 | 240x280 | ||
| Display Size | 36mm | 38mm | ||
| Display Type | AMOLED | - | ||
| Backlight Display | - | Yes | ||
| fitness and watch functions | ||||
| Step Count | Yes | Yes | ||
| Calorie Count | Yes | Yes | ||
| Heart Rate Monitor | Yes | - | ||
| Alarm Clock | Yes | Yes | ||
| Date & Time Display | Yes | Yes | ||
| Language | English | English | ||
| Calendar | - | Yes | ||
| Chronograph | - | Yes | ||
| Number of Buttons | - | 1 | ||
| Other Fitness Features | - | 20 sports modes | ||
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