| key specs |
| Strap Material | Silicone | Silicone |
| Dial Shape | Rectangle | Square |
| Ideal For | Unisex | Unisex |
| Strap Colour | - | Black, Blue, Green, Red, White |
| general |
| Brand | Fastrack | Noise |
| Model | Reflex Vox | ColorFit Caliber |
| Release date | January 28, 2022 | January 6, 2021 |
| Dial Shape | Rectangle | Square |
| Strap Material | Silicone | Silicone |
| Size | Regular | Regular |
| Touchscreen | Yes | Yes |
| Interchangeable Strap | Yes | Yes |
| Ideal For | Unisex | Unisex |
| Model Name | - | ColorFit Caliber |
| Dial Colour | - | Black, Blue, Green, Red, White |
| Strap Colour | - | Black, Blue, Green, Red, White |
| Water Resistant | - | Yes |
| Water Resistance Depth | - | 1.5 m |
| Usage | - | Fitness & Outdoor |
| Dial Material | - | Polycarbonate |
| product details |
| Sensor | Heart rate, SpO2 | 3 Axis Accelerometer |
| Battery Life | 10 days | 15 days |
| Other Features | Amazon Alexa support, over 100 watch faces, multi-sports mode | Spo2 Measurement, 24x7 Heart Rate Tracking, Stress Monitoring, Body Temperature |
| Compatible Device | - | Android, iPhone |
| Notification | - | Yes |
| Notification Type | - | Vibration |
| Charger Type | - | Magnetic charger |
| Rechargeable Battery | - | Yes |
| connectivity features |
| Call Function | No | No |
| Bluetooth | - | Yes |
| Messaging Support | - | Yes |
| Email Support | - | Yes |
| Operating Range | - | 10 m |
| Other Connectivity Features | - | NoiseFit App |
| fitness and watch functions |
| Step Count | Yes | Yes |
| Heart Rate Monitor | Yes | Yes |
| Compass | Yes | - |
| Calendar | Yes | Yes |
| Alarm Clock | Yes | Yes |
| Date & Time Display | Yes | Yes |
| Other Watch Functions | sleep tracker, activity tracker, stress monitor, menstrual tracker, music control, camera control, hydration alerts, notifications alert | - |
| Calorie Count | - | Yes |
| Chronograph | - | Yes |
| Other Fitness Features | - | 60 Sports Mode, Keep Track of Your Daily Activity, Stress Level, Sleep Quality, Heart Rate and Menstrual Cycle |
| camera and display features |
| Display Resolution | - | 240 x 280 pixel |
| Scratch Resistant | - | Yes |
| Other Display Features | - | 1.69-inch TFT Display |