Polar A370 vs. Skagen Falster 2 vs. Mobvoi TicWatch S2 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
A370
Falster 2
TicWatch S2
Vivosmart 4
T-Rex
 PolarA370Remove Buy NowSkagenFalster 2Remove Buy NowMobvoiTicWatch S2Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$179.95$199$180$130$140
Release20172019201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

DurationUp to 3 days1 day2 DAYS7 days20 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80320 x 320400 x 40048 x 128360 x 360
Size1.18 inches1.19 inches1.39 inches0.74 inches1.3 inches
Touch
TypeTFT LCDOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR303 ATM5 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWear OSWear OSBuild-in
Apps
Music

All Wearables