Fitbit Flex 2 vs. Fitbit Flex vs. Jawbone UP4 vs. Pebble Core vs. Polar A370

 
Flex 2
Flex
UP4
Core
A370
 FitbitFlex 2Remove Buy NowFitbitFlexRemove Buy NowJawboneUP4Remove Buy NowPebbleCoreRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$100$100$200$99$179.95
Release20162013201520162017

Activity & Fitness

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

Battery

Duration5 days5 daysNANAUp to 3 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/aNANANA160 x 80
Sizen/aNANANA1.18 inches
Touchn/aNANANA
TypeLEDLEDNANATFT LCD

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM1 ATMNANAWR30

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aNANANA
Apps
MusicNA

All Wearables