key specs |
Strap Colour | Black, Blue, Gold, Red, Silver | Black, Green, Pink |
Strap Material | Silicone | Silicone |
Dial Shape | Square | Rectangle |
Ideal For | Unisex | - |
Compatible OS | - | Android, iOS |
general |
Brand | Fire-Boltt | Amazfit |
Model | Ninja Call 2 | Bip U |
Release date | March 1, 2022 | October 15, 2020 |
Model Name | Fire-Boltt Ninja Call 2 | Bip U |
Dial Colour | Black | Black, Green, Pink |
Dial Shape | Square | Rectangle |
Strap Colour | Black, Blue, Gold, Red, Silver | Black, Green, Pink |
Strap Material | Silicone | Silicone |
Size | Regular | Regular |
Touchscreen | Yes | Yes |
Water Resistant | Yes | 5 ATM |
Usage | Fitness & Outdoor | - |
Ideal For | Unisex | - |
Interchangeable Strap | - | Yes |
Water Resistance Depth | - | 50 metres |
Dial Material | - | Polycarbonate |
product details |
Sensor | SpO2 Monitoring, Heart Rate Monitor, Optical Heart Rate Sensor | BioTracker 2 PPG Biological optical sensor, 6-axis acceleration sensor |
Compatible Device | Android, iOS | Android, iOS |
Notification | Call, Text, Social Media | Yes |
Battery Life | 10 Days | 9 days |
Rechargeable Battery | Yes | - |
Charge Time | - | 2 hours |
Charger Type | - | 2 Pogo Pin Charger |
connectivity features |
Call Function | Yes | - |
Bluetooth | Yes | Yes |
Bluetooth Version | 5 | 5.0 |
Call Features | calling | - |
Other Connectivity Features | Smart notifications | - |
Wi-Fi | - | Yes |
camera and display features |
Display Resolution | 240x288 | 320x302 |
Other Display Features | Touch Screen | Anti-Fingerprint Coating, 2.5D Corning Gorilla Glass 3 |
fitness and watch functions |
Step Count | Yes | Yes |
Heart Rate Monitor | Yes | Yes |
Alarm Clock | Yes | Yes |
Date & Time Display | Yes | Yes |
Language | English | English |
Number of Buttons | 1 | 1 |
Other Fitness Features | Meditative breathing, sleep tracking, drink water reminders | 60 sports modes |
Other Watch Functions | Stopwatch, sedentary reminders | 24 hour heart rate monitoring, sleep quality monitoring, blood oxygen level sensor, menstrual cycle tracker |
Calorie Count | - | Yes |
Compass | - | Yes |
Calendar | - | Yes |
audio and video features |
Other Multimedia Features | Music control | show notifications, control music, set alarms, remote control the phone’s camera |
Speaker | - | Yes |
Microphone | - | Yes |
dimensions |
Width | - | 35.5 |
Height | - | 40.9 |
Thickness | - | 11.4 |
Weight (g) | - | 31.00 |
platform and storage features |
Operating System | - | RTOS |
Compatible Operating System | - | Android, iOS |