| key specs | 
| Strap Colour | Frozen Silver, Thunder Black, and Volcanic Orange | Black, Grey, Green | 
| Display Size | 36mm | 36mm | 
| Compatible OS | Android, iOS | - | 
| Dial Shape | Round | Round | 
| Display Type | Super AMOLED | AMOLED | 
| general | 
| Brand | Boult Audio | Fire-Boltt | 
| Model | Crown R PRO | Dagger | 
| Release date | June 19, 2023 | February 6, 2023 | 
| Model Name | Crown R Pro | Dagger | 
| Dial Colour | Black | Black | 
| Dial Shape | Round | Round | 
| Strap Colour | Frozen Silver, Thunder Black, and Volcanic Orange | Black, Grey, Green | 
| Water Resistant | IP67 | IP68 | 
| Model Number | - | BSW109 | 
| Dial Material | - | Metal | 
| dimensions | 
| Width | 47 | 27.5 | 
| Height | 46 | 4.91 | 
| Thickness | 13 | 1.43 | 
| Weight (g) | 56.50 | 66.50 | 
| product details | 
| Sensor | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker | SpO2 sensor, Heart Rate tracker | 
| Compatible Device | Android, iOS | Android, iOS | 
| Notification | Yes | Yes | 
| Notification Type | Smart Notification | Smart Notification | 
| Battery Type | Lithium Ion | Lithium Ion | 
| Battery Life | 5 Days | 5 Days | 
| Charge Time | 2.5 hours | 3 hours | 
| Charger Type | Magnetic Charger | - | 
| Rechargeable Battery | Yes | Yes | 
| Stand By Time | - | 30 | 
| connectivity features | 
| Bluetooth | Bluetooth | Bluetooth | 
| Bluetooth Version | Bluetooth 5.2 | - | 
| Call Function | - | Yes | 
| platform and storage features | 
| Compatible Operating System | Android, iOS | - | 
| camera and display features | 
| Display Resolution | 466x466 pixels | 326x326 pixels | 
| Display Size | 36mm | 36mm | 
| Display Type | Super AMOLED | AMOLED | 
| Other Display Features | 600 nits brightness, Always-on Display | - | 
| fitness and watch functions | 
| Step Count | Yes | Yes | 
| Calorie Count | Yes | Yes | 
| Heart Rate Monitor | Yes | Yes | 
| Calendar | Yes | Yes | 
| Alarm Clock | Yes | - | 
| Date & Time Display | Yes | Yes | 
| Number of Buttons | 1 | 2 | 
| Other Fitness Features | Activity Tracker, Breathe, Voice Assistance, Sedentary Reminder, Sleep Monitor, 123+ sports modes | Activity Tracker, Multiple Sports Mode Tracking, Calorie Tracker, Daily Workout Memory, Sedentary Reminder, Sleep Monitor | 
| Other Watch Functions | Alarm Clock, Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, Music Player, Notifications, Phone Call, 150+ watch faces, Find My Feature | Music Control, Remote Camera Control, Alarm, Timer, Stopwatch, Weather Forecast, Support For Multiple Watch Faces, A Rotating Crown Button. | 
| audio and video features | 
| Speaker | Yes | - | 
| Microphone | Yes | Yes |