Fitbit Surge vs. Asus VivoWatch vs. Garmin Vivosmart 4 vs. Amazfit T-Rex vs. Apple Series 6

 
Surge
VivoWatch
Vivosmart 4
T-Rex
Series 6
 FitbitSurgeRemove Buy NowAsusVivoWatchRemove Buy NowGarminVivosmart 4Remove Buy NowAmazfitT-RexRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$250$160$130$140$399
Release20162018201820192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days24 hours to 10 days7 days20 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a128 x 12848 x 128360 x 360384 x 480
Size1.26 inchesNA0.74 inches1.3 inches40mm
Touch
TypeMonochrome LCDNAOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor5 ATM
Water Resistance5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aKoodOSBuild-inWatchOS 5
Apps
Music

All Wearables