Pebble 2 vs. Fitbit Flex vs. Garmin Forerunner 45 vs. Mobvoi TicWatch S2 vs. Garmin Vivosmart 4

 
2
Flex
Forerunner 45
TicWatch S2
Vivosmart 4
 Pebble2Remove Buy NowFitbitFlexRemove Buy NowGarminForerunner 45Remove Buy NowMobvoiTicWatch S2Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$129$100$199$180$130
Release20162013201920192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days5 days7 days2 DAYS7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/aNA208 x 208400 x 40048 x 128
Sizen/aNA1.04 inches1.39 inches0.74 inches
TouchNA
Typee-paperLEDLCDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATM1 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemPebble OSNABuilt-inWear OS
Apps
Music

All Wearables