TomTom Spark vs. Polar Loop 2 vs. Polar Loop vs. Garmin Forerunner 45 vs. HTC re Grip

 
Spark
Loop 2
Loop
Forerunner 45
re Grip
 TomTomSparkRemove Buy NowPolarLoop 2Remove Buy NowPolarLoopRemove Buy NowGarminForerunner 45Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$150$120$100$199$199
Release20152015201320192020

Activity & Fitness

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

Battery

Durationn/a8 days (without notifications)5 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNA208 x 208160 x 32
Sizen/an/aNA1.04 inches1.8 inches
Touch
TypeLCDLEDLEDLCDPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM2 ATM5 ATMIP57

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aNABuilt-inNA
Apps
Music

All Wearables