Fitbit Flex 2 vs. Amazfit Arc vs. Motorola Moto 360 (1st Gen) vs. Polar A370 vs. Amazfit GTS

 
Flex 2
Arc
Moto 360 (1st Gen)
A370
GTS
 FitbitFlex 2Remove Buy NowAmazfitArcRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowPolarA370Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$69.99$150$179.95$150
Release20162016201420172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days20 days1 dayUp to 3 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a72 x40320 x 260160 x 80348 x 442
Sizen/a0.42 inches1.56 inches1.18 inches1.65 inches
Touchn/a
TypeLEDOLEDLCDTFT LCDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP67IP67WR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWear OS
Apps
MusicNA

All Wearables