Pebble Time Round vs. Fitbit Flex 2 vs. Fitbit Ionic vs. Pebble Core vs. Polar A370

 
Time Round
Flex 2
Ionic
Core
A370
 PebbleTime RoundRemove Buy NowFitbitFlex 2Remove Buy NowFitbitIonicRemove Buy NowPebbleCoreRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$200$100$299$99$179.95
Release20152016201720162017

Activity & Fitness

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

Battery

Duration2 days5 days4+ daysNAUp to 3 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/an/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a348x250NA160 x 80
Sizeroundn/a1.42NA1.18 inches
Touchn/aNA
Typee-paperLEDOLEDNATFT LCD

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM50mNAWR30

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemPebble OSn/aFitbit OSNA
Apps
Music

All Wearables