TomTom Spark vs. Polar Loop 2 vs. Withings Go vs. Basis Peak vs. Fitbit Flex

 
Spark
Loop 2
Go
Peak
Flex
 TomTomSparkRemove Buy NowPolarLoop 2Remove Buy NowWithingsGoRemove Buy NowBasisPeakRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$120$80$200$100
Release20152015201620142013

Activity & Fitness

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

Battery

Durationn/a8 days (without notifications)8 months4 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolutionn/an/an/a168 x 144NA
Sizen/an/an/a1.25 inchesNA
Touchn/aNA
TypeLCDLEDE-InkLCDLED

Functions

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

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM2 ATM5 ATM5 ATM1 ATM

Notifications

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

Software

Operating Systemn/an/an/aNANA
Appsn/a
Music

All Wearables