key specs |
Strap Colour | Infinite Black | - |
Display Size | 36mm | - |
Compatible OS | Android, iOS | - |
Dial Shape | Round | Rectangle |
Display Type | AMOLED | - |
Ideal For | - | Unisex |
general |
Brand | Amazfit | Fire-Boltt |
Model | GTR 4 Limited Edition | Ninja Call Pro Plus |
Release date | April 26, 2023 | November 22, 2022 |
Model Name | Amazfit GTR 4 Limited Edition | - |
Dial Shape | Round | Rectangle |
Strap Colour | Infinite Black | - |
Size | Regular | - |
Touchscreen | Yes | Yes |
Water Resistant | 5ATM | IP67 |
Usage | Health, Fitness | - |
Ideal For | - | Unisex |
dimensions |
Width | 46.5 | - |
Height | 46.5 | - |
Thickness | 11.2 | - |
Weight (g) | 49.00 | - |
product details |
Sensor | Acceleration sensor, Gyroscope, Geomagnetic sensor, Barometric altimeter, Ambient light sensor | - |
Compatible Device | Android, iOS | - |
Notification | Yes | Smart |
Notification Type | Smart Notification | - |
Battery Life | 14 days | 6 days |
Charge Time | 2 hours | - |
Charger Type | Magnetic Charger | - |
Stand By Time | 50 days | 15 days |
Other Features | Stainless steel middle frame, Glass-ceramic bottom shell, Dual-band & 6 satellite positioning systems | - |
connectivity features |
Call Function | Yes | Yes |
Bluetooth | Yes | - |
Wi-Fi | Yes | - |
GPS | Yes | - |
Third Party App Support | Yes | - |
Call Features | Make Calls, Reject Calls | - |
platform and storage features |
Operating System | Zepp OS 2.0 | - |
Compatible Operating System | Android, iOS | - |
camera and display features |
Display Resolution | 466x466 pixels | - |
Display Size | 36mm | - |
Display Type | AMOLED | - |
fitness and watch functions |
Step Count | Yes | - |
Calorie Count | Yes | - |
Heart Rate Monitor | Yes | Yes |
Calendar | Yes | - |
Alarm Clock | Yes | - |
Date & Time Display | Yes | - |
Other Fitness Features | 154 Sports Modes, Automatic Recognition, BioTracker™ 4.0 PPG biometric sensor | Drink water reminder, female health care, heart rate tracker, sedentary tracker, sleep monitoring, and SpO2 |
Other Watch Functions | Over 200 watch faces, Music Storage, OTA Update via Wi-Fi, Events Reminder, To Do List | Camera control, music control, weather updates |
audio and video features |
Speaker | Yes | - |
Microphone | Yes | - |
Voice Control | Yes | - |