Fitbit Flex 2 vs. Motorola Moto 360 (1st Gen) vs. Mobvoi TicWatch E vs. Polar A370 vs. Garmin Vivosmart 4

 
Flex 2
Moto 360 (1st Gen)
TicWatch E
A370
Vivosmart 4
 FitbitFlex 2Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowMobvoiTicWatch ERemove Buy NowPolarA370Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$150$159$179.95$130
Release20162014201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 day1.5-2 daysUp to 3 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 260400 x 400160 x 8048 x 128
Sizen/a1.56 inches1.4 inches1.18 inches0.74 inches
Touchn/a
TypeLEDLCDOLEDTFT LCDOLED

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 WearAndroid Wear 2.0
Apps
MusicNA

All Wearables