Fire-Boltt Ninja vs Amazfit GTR 2e comparison

Compare Fire-Boltt Ninja
Compare Amazfit GTR 2e
key specs
Strap ColourBlack-
Display Size33mm-
Compatible OSAndroid, iOSAndroid, iOS
Strap MaterialSilicone-
Dial ShapeRectangleRound
Ideal ForUnisex-
Display Type-AMOLED
general
BrandFire-BolttAmazfit
ModelNinjaGTR 2e
Release dateAugust 4, 2021December 15, 2020
Model NumberBSW007-
Model NameNinja touch to Wake SpO2GTR 2e
Dial ShapeRectangleRound
Strap MaterialSilicone-
SizeRegularRegular
TouchscreenYesYes
Water ResistantYes-
Water Resistance Depth1m50 metres
Dial MaterialMetalAluminium Alloy
Ideal ForUnisex-
Strap ColourBlack-
Dial ColourBlackDolphin Grey, Ice Lake Green, Obsidian Black options
dimensions
Width4146.5
Height3446.5
Thickness1010.8
Diameter33-
Weight (g)80.0032.00
product details
SensorAccelerometer Sensor, Barometer Sensor, Gyro Sensor, Light Sensor, Optical Heart Rate Sensor, SpO2 Sensor, Blood Pressure MonitorHuami self-developed BioTracker PPG (support blood oxygen), acceleration sensor, gyroscope, 3-axis geomagnetic sensor, ambient light sensor, air pressure sensor, temperature sensor
Compatible DeviceAndroid, iPhoneAndroid, iOS
NotificationYesYes
Battery TypeLi-ion-
Battery Life5 days24
Charge Time120 minutes2.5 hours
Stand By Time15 days-
Rechargeable BatteryYesYes
Charger Type-Magnetic
connectivity features
Call FunctionNo-
BluetoothBluetoothYes
Bluetooth Version5.05.0
Messaging SupportYes-
Operating Range10m-
Third Party App SupportLimited-
Other Connectivity Features-NFC
platform and storage features
Compatible Operating SystemAndroid, iOSAndroid, iOS
camera and display features
Display Resolution240x240454x454
Display Size33mm-
Backlight DisplayYes-
Scratch ResistantYes-
Display Type-AMOLED
fitness and watch functions
Step CountYesYes
Calorie CountYesYes
Heart Rate MonitorYesYes
CalendarYesYes
Alarm ClockYesYes
ChronographNo-
Date & Time DisplayYesYes
LanguageEnglish-
Other Fitness Features7 sports modesBioTracker 2 PPG, bioogical data sensor
Compass-Yes
Number of Buttons-2
audio and video features
Speaker-Yes
Microphone-Yes

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