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- Xiaomi Watch S4 15th Anniversary Edition vs Fire Boltt Emerald
Xiaomi Watch S4 15th Anniversary Edition vs Fire-Boltt Emerald comparison
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| key specs | ||||
| Display Size | 36mm | - | ||
| Compatible OS | Android 8.0 or above, iOS 12.0 or above | Android, iOS | ||
| Dial Shape | Round | Round | ||
| Display Type | AMOLED | - | ||
| Ideal For | Unisex | Women | ||
| Strap Colour | - | Green, Blue, and Rose Gold | ||
| Strap Material | - | Stainless Steel | ||
| general | ||||
| Brand | Xiaomi | Fire-Boltt | ||
| Model | Watch S4 15th Anniversary Edition | Emerald | ||
| Release date | May 23, 2025 | August 9, 2023 | ||
| Model Name | Xiaomi Watch S4 15th Anniversary Edition | Fire-Boltt Emerald | ||
| Dial Colour | Black | - | ||
| Dial Shape | Round | Round | ||
| Size | Regular | Regular | ||
| Touchscreen | 1.43 | - | ||
| Interchangeable Strap | Yes | Yes | ||
| Water Resistant | 5 ATM | IP68 | ||
| Usage | Regular | - | ||
| Ideal For | Unisex | Women | ||
| Model Number | - | BSW066 | ||
| Strap Colour | - | Green, Blue, and Rose Gold | ||
| Strap Material | - | Stainless Steel | ||
| dimensions | ||||
| Width | 47.3 | 10cm | ||
| Height | 47.3 | 8.5cm | ||
| Thickness | 12 | 6.5cm | ||
| Weight (g) | 44.50 | 60.00 | ||
| product details | ||||
| Sensor | Heart Rate Monitor, Stress, Sleep | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker | ||
| Compatible Device | Android and iOS | Android, iOS | ||
| Battery Type | 486mAh | Lithium Ion | ||
| Notification | - | Yes | ||
| Notification Type | - | Smart Notification | ||
| Talk time | - | 5 days | ||
| Charge Time | - | 2 hours | ||
| Rechargeable Battery | - | Yes | ||
| connectivity features | ||||
| Bluetooth | Yes | Bluetooth | ||
| Bluetooth Version | 5.3 | - | ||
| Wi-Fi | Yes | Yes | ||
| GPS | Yes | - | ||
| Other Connectivity Features | NFC, Galileo, Glonass, Beidou, QZSS | - | ||
| Call Function | - | Yes | ||
| platform and storage features | ||||
| Operating System | HyperOS 2 | - | ||
| Compatible Operating System | Android 8.0 or above, iOS 12.0 or above | Android, iOS | ||
| camera and display features | ||||
| Display Resolution | 466 x 466 | 160x80 | ||
| Display Size | 36mm | - | ||
| Display Type | AMOLED | - | ||
| fitness and watch functions | ||||
| Step Count | Yes | - | ||
| Calorie Count | Yes | - | ||
| Heart Rate Monitor | Yes | Yes | ||
| Alarm Clock | Yes | Yes | ||
| Date & Time Display | Yes | Yes | ||
| Language | English | - | ||
| Compass | - | Yes | ||
| Calendar | - | Yes | ||
| Number of Buttons | - | 1 | ||
| Other Fitness Features | - | 100+ Sports Mode Tracking, Activity Tracker, Breathe, SpO2, Heart Rate Tracking, Multisport Tracker, Pedometer, Calorie Tracker, Daily Workout Memory, Distance Tracker | ||
| Other Watch Functions | - | In Built Mic & Speaker, Accelerometer, Alarm Clock, Music Player, Notifications, Camera, Sedentary Reminder | ||
| audio and video features | ||||
| Speaker | - | Yes | ||
| Microphone | - | Yes | ||
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