TomTom Spark vs. Fitbit Alta vs. Pebble Time 2 vs. Fitbit Flex vs. Polar Loop

 
Spark
Alta
Time 2
Flex
Loop
 TomTomSparkRemove Buy NowFitbitAltaRemove Buy NowPebbleTime 2Remove Buy NowFitbitFlexRemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$150$130$199$100$100
Release20152016201620132013

Activity & Fitness

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

Battery

Durationn/a5 days10 days5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/aNANANA
Sizen/an/aNANANA
Touchn/aNA
TypeLCDOLEDe-paperLEDLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a3 ATM1 ATM2 ATM

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating Systemn/an/aPebble OSNANA
Apps
Music

All Wearables