Garmin Vivoactive HR vs. Samsung Gear S2 vs. TomTom Spark vs. Fitbit Flex 2 vs. ASUS ZenWatch 3

 
Vivoactive HR
Gear S2
Spark
Flex 2
ZenWatch 3
 GarminVivoactive HRRemove Buy NowSamsungGear S2Remove Buy NowTomTomSparkRemove Buy NowFitbitFlex 2Remove Buy NowASUSZenWatch 3Remove Buy Now

Basic Info

Suggested Price$250$300$150$100$229
Release20162015201520162017

Activity & Fitness

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

Battery

Duration13 hours to 8 days2-3 daysn/a5 days48 hours
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/an/a
Resolution148 x 205360 x 360n/an/a400 x 400
Size1.38 inches1.2 inchesn/an/a1.39 inches
Touchn/a
Typen/aSuper AMOLEDLCDLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aTizenn/an/aAndroid Wear 2
Apps
Music

All Wearables