Fitbit Charge 2 vs. Garmin Forerunner 235 vs. Fitbit Flex vs. Mobvoi TicWatch S2 vs. Garmin Vivosmart 4

 
Charge 2
Forerunner 235
Flex
TicWatch S2
Vivosmart 4
 FitbitCharge 2Remove Buy NowGarminForerunner 235Remove Buy NowFitbitFlexRemove Buy NowMobvoiTicWatch S2Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$299.99$100$180$130
Release20162017201320192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days9 days5 days2 DAYS7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a215 x 180NA400 x 40048 x 128
Sizen/a1.23 inchesNA1.39 inches0.74 inches
Touchn/aNA
TypeOLEDMIPLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNAWear OS
Apps
Music

All Wearables