Polar M430 vs. Swatch Touch Zero One vs. Mobvoi TicWatch S2 vs. Garmin Vivosmart 4 vs. Amazfit T-Rex

 
M430
Touch Zero One
TicWatch S2
Vivosmart 4
T-Rex
 PolarM430Remove Buy NowSwatchTouch Zero OneRemove Buy NowMobvoiTicWatch S2Remove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$255$220$180$130$140
Release20172015201920182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swimn/a

Battery

Duration30 hoursn/a2 DAYS7 days20 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128n/a400 x 40048 x 128360 x 360
Size1.4 inchn/a1.39 inches0.74 inches1.3 inches
Touch
TypeLCDn/aOLEDOLEDAMOLED

Functions

Audio Speakern/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceWR305 ATM5 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aWear OSBuild-in
Apps
Musicn/a

All Wearables