Amazfit GTR 4 Limited Edition vs Fire-Boltt Ninja comparison

Show Only Differences Highlight Differences	Amazfit GTR 4 Limited Edition	Fire-Boltt Ninja
key specs
Strap Colour	Infinite Black	Black
Display Size	36mm	33mm
Compatible OS	Android, iOS	Android, iOS
Dial Shape	Round	Rectangle
Display Type	AMOLED	-
Strap Material	-	Silicone
Ideal For	-	Unisex
general
Brand	Amazfit	Fire-Boltt
Model	GTR 4 Limited Edition	Ninja
Release date	April 26, 2023	August 4, 2021
Model Name	Amazfit GTR 4 Limited Edition	Ninja touch to Wake SpO2
Dial Shape	Round	Rectangle
Strap Colour	Infinite Black	Black
Size	Regular	Regular
Touchscreen	Yes	Yes
Water Resistant	5ATM	Yes
Usage	Health, Fitness	-
Model Number	-	BSW007
Strap Material	-	Silicone
Water Resistance Depth	-	1m
Dial Material	-	Metal
Ideal For	-	Unisex
Dial Colour	-	Black
dimensions
Width	46.5	41
Height	46.5	34
Thickness	11.2	10
Weight (g)	49.00	80.00
Diameter	-	33
product details
Sensor	Acceleration sensor, Gyroscope, Geomagnetic sensor, Barometric altimeter, Ambient light sensor	Accelerometer Sensor, Barometer Sensor, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, SpO2 Sensor, Blood Pressure Monitor
Compatible Device	Android, iOS	Android, iPhone
Notification	Yes	Yes
Notification Type	Smart Notification	-
Battery Life	14 days	5 days
Charge Time	2 hours	120 minutes
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	-
Battery Type	-	Li-ion
Rechargeable Battery	-	Yes
connectivity features
Call Function	Yes	No
Bluetooth	Yes	Bluetooth
Wi-Fi	Yes	-
GPS	Yes	-
Third Party App Support	Yes	Limited
Call Features	Make Calls, Reject Calls	-
Bluetooth Version	-	5.0
Messaging Support	-	Yes
Operating Range	-	10m
platform and storage features
Operating System	Zepp OS 2.0	-
Compatible Operating System	Android, iOS	Android, iOS
camera and display features
Display Resolution	466x466 pixels	240x240
Display Size	36mm	33mm
Display Type	AMOLED	-
Backlight Display	-	Yes
Scratch Resistant	-	Yes
fitness and watch functions
Step Count	Yes	Yes
Calorie Count	Yes	Yes
Heart Rate Monitor	Yes	Yes
Calendar	Yes	Yes
Alarm Clock	Yes	Yes
Date & Time Display	Yes	Yes
Other Fitness Features	154 Sports Modes, Automatic Recognition, BioTracker™ 4.0 PPG biometric sensor	7 sports modes
Other Watch Functions	Over 200 watch faces, Music Storage, OTA Update via Wi-Fi, Events Reminder, To Do List	-
Chronograph	-	No
Language	-	English
audio and video features
Speaker	Yes	-
Microphone	Yes	-
Voice Control	Yes	-

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