Pebble Time Round vs. TomTom Spark vs. Polar Loop 2 vs. Garmin Chronos vs. Fitbit Flex

 
Time Round
Spark
Loop 2
Chronos
Flex
 PebbleTime RoundRemove Buy NowTomTomSparkRemove Buy NowPolarLoop 2Remove Buy NowGarminChronosRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$150$120$1500$100
Release20152015201520182013

Activity & Fitness

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

Battery

Duration2 daysn/a8 days (without notifications)8 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a218 x 218NA
Sizeroundn/an/a1.2 inchesNA
TouchNA
Typee-paperLCDLEDMIPLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM2 ATM10 ATM1 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/an/aWear OSNA
Apps
Music

All Wearables