Sony SmartWatch 3 vs. Polar Loop 2 vs. Fitbit Flex vs. Huawei Band 3 Pro vs. Amazfit GTS

 
SmartWatch 3
Loop 2
Flex
Band 3 Pro
GTS
 SonySmartWatch 3Remove Buy NowPolarLoop 2Remove Buy NowFitbitFlexRemove Buy NowHuaweiBand 3 ProRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$250$120$100$70$150
Release20142015201320182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days8 days (without notifications)5 days12 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320n/aNA454 x 454348 x 442
Size1.6 inchesn/aNA1.39 inches1.65 inches
TouchNA
TypeTFT LCDLEDLEDAMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP682 ATM1 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aNAAMAZFIT OSWear OS
Apps
Music

All Wearables