TomTom Spark vs. Asus VivoWatch vs. Fossil Explorist vs. Fitbit Flex vs. Polar Loop

 
Spark
VivoWatch
Explorist
Flex
Loop
 TomTomSparkRemove Buy NowAsusVivoWatchRemove Buy NowFossilExploristRemove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$150$160$255$100$100
Release20152018201820132013

Activity & Fitness

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

Battery

Durationn/a24 hours to 10 days24 hours5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 128454 x454NANA
Sizen/aNA1.4 inchesNANA
TouchNA
TypeLCDNAAMOLEDLEDLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance5 ATMIP67IP671 ATM2 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aKoodOSWear OSNANA
Apps
Music

All Wearables