TomTom Spark vs. Polar Loop 2 vs. Polar A370 vs. Polar Loop vs. Garmin Instinct

 
Spark
Loop 2
A370
Loop
Instinct
 TomTomSparkRemove Buy NowPolarLoop 2Remove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$150$120$179.95$100$300
Release20152015201720132018

Activity & Fitness

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

Battery

Durationn/a8 days (without notifications)Up to 3 days5 days14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a160 x 80NA128 x 128
Sizen/an/a1.18 inchesNA0.9 inches
Touch
TypeLCDLEDTFT LCDLEDOMOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATMWR302 ATM10 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aNA
Apps
Music

All Wearables