Fire Boltt Onyx Smartwatch vs Nervfit Phoenix Smartwatch
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General
| Brand | Fire Boltt | Nervfit |
| Model Name | Onyx | Phoenix |
| Ideal For | Men, Women | Men, Women |
| Sales Package | Smartwatch, User Manual, Charger | 1 U Smartwatch, 1 U Charging Cable, 1 U Instruction Manual |
Design and Body
| Material | Steel | ABS + PC bottom shell, Metal case and Aluminium alloy button |
| Strap | Steel | Silicon |
| Shape | Circle | Rectangle |
| Water Resistant | Yes | Yes |
| Water Resistant Depth | 30 m | |
| Water Resistant Certificate | IP67 | IP67 |
| Scratch Resistant | Yes |
Display
| Type | Color AMOLED | Color LED |
| Touch | Yes | Yes |
| Size | 1.43 inches | 1.85 inches |
| Resolution | 466 x 466 pixels | 240 x 284 pixels |
| PPI | 461 ppi | 201 ppi |
| Always On Display | Yes | |
| Features | 750 nits brightness | 600 Nits Brightness |
Memory
| RAM | 128 MB | |
| Inbuilt Memory | 4 GB | 256 MB |
Connectivity
| Voice Calling | No | |
| Bluetooth | Yes | Yes, 5.2 |
| Bluetooth Calling | Yes | Yes |
| GPS | Yes | |
| Call Features | Dial Calls, Answer/Reject Calls, Talk via watch, Access Phone Contacts, Call History |
Extra
| Gesture Control | Yes | Yes |
| Gyroscope | Yes | Yes |
| Voice Assistant | Yes | |
| Inbuilt Microphone | Yes | Yes |
| Inbuilt Speaker | Yes | Yes |
| Notifications | Yes | |
| Extra Features | 300+ Sports Modes, 130+ Watch Faces, Inbuilt Games, Smart Notification, Camera and Music Controls | Do Not Disturb mode, Power-saving mode, Multiple Sports Modes, Remote Camera Control, Music Control, Weather Sync, Built-in Games |
Camera
| Flash | Yes, Screen Flash |
Technical
| OS | Nerv RTOS | |
| Compatible OS | Android, iOS | Android & iOS |
| CPU | ARM Cortex M5 | |
| CPU Speed | 200 MHz |
Battery
| Battery Capacity | 380 mAh | |
| Battery Type | Lithium Polymer | |
| Removable Battery | Non-Removable Battery | |
| Battery Backup | 5 days | 5 days |
| StandBy Time | 10 days | 25 days |
Fitness Features and Sensors
| Heart Rate Monitor | Yes | Yes |
| SpO2 (Blood Oxygen) Monitor | Yes | Yes |
| BP Monitor | Yes | |
| Pedometer | Yes | Yes |
| Altimeter | Yes | |
| Sleep Monitor | Yes | Yes |
| Reminder | Yes, Sedentary Reminder | Yes |
| Meters and Sensors | Calorie Count, Step Count | Accelerometer, Calorie Count, Step Count |
| Extra Features | Alarm Clock, Stopwatch, Timer | Alarm Clock, Stopwatch, Timer, Stress Testing |
Warranty
| Warranty | 1 year, Manufacturer Warranty | 6 months, Out of the box and another 6 months on registration at brand site within 30 days of purchase |
| Covered in Warranty | Manufacturing Defects | Manufacturing Defects |
| Not Covered in Warranty | Physical Damages | Physical Damages |
Discuss
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