Polar Loop 2 vs. Fitbit Versa vs. Garmin Forerunner 45 vs. Mobvoi TicWatch S2 vs. Garmin Vivosmart 4

 
Loop 2
Versa
Forerunner 45
TicWatch S2
Vivosmart 4
 PolarLoop 2Remove Buy NowFitbitVersaRemove Buy NowGarminForerunner 45Remove Buy NowMobvoiTicWatch S2Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$120$199.99$199$180$130
Release20152018201920192018

Activity & Fitness

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

Battery

Duration8 days (without notifications)4 days7 days2 DAYS7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a300 x300208 x 208400 x 40048 x 128
Sizen/a1.34 inches1.04 inches1.39 inches0.74 inches
Touch
TypeLEDOLEDLCDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aBuilt-inWear OS
Apps
Music

All Wearables