Pebble Time vs. TomTom Spark vs. Fitbit Flex 2 vs. Fitbit One vs. Fitbit Ionic

 
Time
Spark
Flex 2
One
Ionic
 PebbleTimeRemove Buy NowTomTomSparkRemove Buy NowFitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowFitbitIonicRemove Buy Now

Basic Info

Suggested Price$150$150$100$100$299
Release20152015201620122017

Activity & Fitness

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

Battery

Duration7 daysn/a5 days10-14 days4+ days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/an/a
Resolution168 x 144n/an/an/a348x250
Size1.26 inchesn/an/an/a1.42
Touchn/a
Typee-paperLCDLEDOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMSplast Resistant50m

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemPebble OSn/an/an/aFitbit OS
Apps
Music

All Wearables