Garmin Fenix 3 vs. Sony SmartBand Talk vs. Garmin 645 Music vs. Mobvoi TicWatch S2 vs. Amazfit T-Rex

 
Fenix 3
SmartBand Talk
645 Music
TicWatch S2
T-Rex
 GarminFenix 3Remove Buy NowSonySmartBand TalkRemove Buy NowGarmin645 MusicRemove Buy NowMobvoiTicWatch S2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$500$170$450$180$140
Release20152014201820192019

Activity & Fitness

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

Battery

Duration50 hours to 6 weeks3 days7 days2 DAYS20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution218 x 218296 x 128240 x 240400 x 400360 x 360
Size1.2 inches1.4 inches1.2 inches1.39 inches1.3 inches
Touch
TypeChroma LEDE InkMIPOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance10 ATMIP685 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearWear OSBuild-in
Apps
Music

All Wearables