TomTom Spark vs. Withings Go vs. Pebble Time 2 vs. Polar A370 vs. Polar Loop

 
Spark
Go
Time 2
A370
Loop
 TomTomSparkRemove Buy NowWithingsGoRemove Buy NowPebbleTime 2Remove Buy NowPolarA370Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$150$80$199$179.95$100
Release20152016201620172013

Activity & Fitness

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

Battery

Durationn/a8 months10 daysUp to 3 days5 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/aNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/aNA160 x 80NA
Sizen/an/aNA1.18 inchesNA
Touchn/a
TypeLCDE-Inke-paperTFT LCDLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/an/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM3 ATMWR302 ATM

Notifications

Phonen/an/a
Emailsn/an/a
Textsn/an/a

Software

Operating Systemn/an/aPebble OSNA
Appsn/a
Music

All Wearables