Fitbit Flex 2 vs. Fitbit Ionic vs. Garmin 645 Music vs. Pebble Time 2 vs. Pebble Core

 
Flex 2
Ionic
645 Music
Time 2
Core
 FitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowGarmin645 MusicRemove Buy NowPebbleTime 2Remove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$100$299$450$199$99
Release20162017201820162016

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 days4+ days7 days10 daysNA
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a348x250240 x 240NANA
Sizen/a1.421.2 inchesNANA
Touchn/aNA
TypeLEDOLEDMIPe-paperNA

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM50m5 ATM3 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aFitbit OSPebble OSNA
Apps
Music

All Wearables