Motorola Moto 360 (2nd Gen) vs. Polar M400 vs. Samsung Gear S3 vs. Fitbit Flex vs. Amazfit GTS

 
Moto 360 (2nd Gen)
M400
Gear S3
Flex
GTS
 MotorolaMoto 360 (2nd Gen)Remove Buy NowPolarM400Remove Buy NowSamsungGear S3Remove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$300$200$350$100$150
Release20152014201620132019

Activity & Fitness

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

Battery

Duration1.5 days8 hours to 30 days4 days5 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 325 or 360 x 330n/a360 x 360NA348 x 442
Size1.37 inches or 1.56 inchesn/a1.3 inchesNA1.65 inches
TouchNA
TypeLCDn/aFullcolor AODLEDAMOLED

Functions

Audio SpeakerBluetoothAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP673 ATMIP681 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid Wearn/aTizenNAWear OS
Apps
Musicn/a

All Wearables