| key specs |
| Strap Colour | Frozen Silver, Thunder Black, and Volcanic Orange | Green, Midnight |
| Display Size | 36mm | - |
| Compatible OS | Android, iOS | - |
| Dial Shape | Round | Square |
| Display Type | Super AMOLED | AMOLED |
| general |
| Brand | Boult Audio | Fire-Boltt |
| Model | Crown R PRO | Cobra Rugged smartwatch |
| Release date | June 19, 2023 | January 30, 2023 |
| Model Name | Crown R Pro | Cobra |
| Dial Colour | Black | Camo Black |
| Dial Shape | Round | Square |
| Strap Colour | Frozen Silver, Thunder Black, and Volcanic Orange | Green, Midnight |
| Water Resistant | IP67 | IP68 |
| Model Number | - | BSW086 |
| dimensions |
| Width | 47 | 44.13 mm |
| Height | 46 | 270 mm |
| Thickness | 13 | 13.8 mm |
| Weight (g) | 56.50 | 56.10 |
| product details |
| Sensor | SpO2 sensor, Heart Rate tracker, Sleep tracker, Female health tracker | Accelerometer, SpO2 sensor, Heart Rate tracker |
| Compatible Device | Android, iOS | Android, iOS |
| Notification | Yes | Yes |
| Notification Type | Smart Notification | Ring and Vibration |
| Battery Type | Lithium Ion | Lithium Ion |
| Battery Life | 5 Days | 5 Days |
| Charge Time | 2.5 hours | 2 hours |
| Charger Type | Magnetic Charger | - |
| Rechargeable Battery | Yes | Yes |
| Closure | - | Buckle |
| Other Features | - | Sleep Tracker, Alarm Clock, Breathe, Bluetooth Calling , Step Count, Calorie Count, Voice Assistance, Multisport Tracker, Notifications, Phone Call, Camera, Sedentary Reminder, Text message, Date and Time Display |
| connectivity features |
| Bluetooth | Bluetooth | Bluetooth |
| Bluetooth Version | Bluetooth 5.2 | Bluetooth 5.0 |
| Call Function | - | Yes |
| Wi-Fi | - | No |
| Messaging Support | - | No |
| Email Support | - | No |
| platform and storage features |
| Compatible Operating System | Android, iOS | - |
| camera and display features |
| Display Resolution | 466x466 pixels | 368 x 448 pixels |
| Display Size | 36mm | - |
| Display Type | Super AMOLED | AMOLED |
| Other Display Features | 600 nits brightness, Always-on Display | 60Hz refresh rate, Always-on Display |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Calorie Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Calendar | Yes | - |
| Alarm Clock | Yes | 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, 123 Sports Mode Tracking |
| Other Watch Functions | Alarm Clock, Bluetooth Calling, Voice Assistance, In Built Mic & Speaker, Music Player, Notifications, Phone Call, 150+ watch faces, Find My Feature | - |
| audio and video features |
| Speaker | Yes | - |
| Microphone | Yes | - |