| key specs |
| Strap Colour | Black, Blue, Champagne Gold, Olive, Pink Gold, Red Navy, Rose Gold Yellow | Charcoal Black, Cloud Grey, Rose Pink |
| Display Size | 40mm | 42mm |
| Strap Material | Silicone | Silicone |
| Dial Shape | Square | Round |
| Ideal For | Unisex | Unisex |
| Display Type | - | AMOLED |
| general |
| Brand | Fire-Boltt | Noise |
| Model | Ninja Pro Max | Fit Evolve 2 |
| Release date | February 10, 2022 | December 10, 2021 |
| Model Name | Fire-Boltt Ninja Pro Max | NoiseFit Evolve 2 |
| Dial Colour | Black | Black |
| Dial Shape | Square | Round |
| Strap Colour | Black, Blue, Champagne Gold, Olive, Pink Gold, Red Navy, Rose Gold Yellow | Charcoal Black, Cloud Grey, Rose Pink |
| Strap Material | Silicone | Silicone |
| Size | Regular | Regular |
| Touchscreen | Yes | - |
| Water Resistant | Yes | Yes |
| Usage | Fitness & Outdoor | Fitness & Outdoor |
| Ideal For | Unisex | Unisex |
| Interchangeable Strap | - | No |
| Water Resistance Depth | - | 5ATM |
| Dial Material | - | Polycarbonate |
| dimensions |
| Width | 34.5 | - |
| Height | 41.5 | - |
| Thickness | 9.5 | - |
| Diameter | 40 | - |
| Weight (g) | 45.00 | - |
| product details |
| Closure | Strap Buckle | Strap Buckle |
| Sensor | SpO2 Monitoring, Heart Rate Monitor, Optical Heart Rate Sensor | Blood Oxygen Monitor, Heart Rate Monitor |
| Compatible Device | Android, iOS | Android, iOS |
| Notification | Call, Text, Social Media | Call, Text, Social Media |
| Battery Type | 200 | - |
| Battery Life | 8 Days | 7 |
| Stand By Time | 30 days | 42 Days |
| Rechargeable Battery | Yes | Yes |
| Notification Type | - | Vibration |
| Charge Time | - | 70 Minutes |
| Other Features | - | Sleep tracking, stress monitoring |
| connectivity features |
| Call Function | Yes | Yes |
| Bluetooth | Yes | Yes |
| Bluetooth Version | 5 | - |
| Call Features | Reject calls | Mute calls, Reject calls |
| Other Connectivity Features | Smart notifications | - |
| Wi-Fi | - | Yes |
| Messaging Support | - | Yes |
| Email Support | - | Yes |
| Operating Range | - | 10m |
| camera and display features |
| Display Resolution | 240x288 | 390x360 |
| Display Size | 40mm | 42mm |
| Other Display Features | Touch Screen | - |
| Display Type | - | AMOLED |
| Scratch Resistant | - | Yes |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Language | English | - |
| Number of Buttons | 1 | 2 |
| Other Fitness Features | Meditative breathing, sleep tracking, drink water reminders | Sleep Monitoring, Blood Oxygen Monitor, 24x7 Heart Rate Monitor, 12 Sports Mode |
| Other Watch Functions | Stopwatch, sedentary reminders | - |
| Calorie Count | - | Yes |
| Calendar | - | Yes |
| Alarm Clock | - | Yes |
| audio and video features |
| Speaker | - | No |
| Gesture Control | - | Yes |
| Microphone | - | No |