TomTom Spark vs. Withings Activite Pop vs. Polar Loop 2 vs. Asus ZenWatch vs. HTC re Grip

 
Spark
Activite Pop
Loop 2
ZenWatch
re Grip
 TomTomSparkRemove Buy NowWithingsActivite PopRemove Buy NowPolarLoop 2Remove Buy NowAsusZenWatchRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$150$120$150$199
Release20152015201520142020

Activity & Fitness

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

Battery

Durationn/a8 months8 days (without notifications)NA5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a320 x 320160 x 32
Sizen/a1.3 inchesn/a1.63 inches1.8 inches
Touch
TypeLCDAnalogLEDAMOLEDPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM2 ATMIP55IP57

Notifications

Phonen/a
Emailsn/aNA
Textsn/aNA

Software

Operating Systemn/an/an/aAndroid WearNA
Apps
Music

All Wearables