TomTom Spark vs. Garmin Chronos vs. Samsung Gear 2 vs. Fitbit Flex vs. Garmin Vivosmart 4

 
Spark
Chronos
Gear 2
Flex
Vivosmart 4
 TomTomSparkRemove Buy NowGarminChronosRemove Buy NowSamsungGear 2Remove Buy NowFitbitFlexRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$150$1500$300$100$130
Release20152018201420132018

Activity & Fitness

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

Battery

Durationn/a8 days2-3 days5 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a218 x 218320 x 320NA48 x 128
Sizen/a1.2 inches1.63 inchesNA0.74 inches
TouchNA
TypeLCDMIPSuper AMOLEDLEDOLED

Functions

Audio SpeakerBluetoothBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM10 ATMIP671 ATM5 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aWear OSTizen OSNA
Apps
Music

All Wearables