Fitbit Flex 2 vs. Huawei Talkband B2 vs. Fitbit Charge HR vs. Garmin Vivofit 4 vs. Pebble Core

 
Flex 2
Talkband B2
Charge HR
Vivofit 4
Core
 FitbitFlex 2Remove Buy NowHuaweiTalkband B2Remove Buy NowFitbitCharge HRRemove Buy NowGarminVivofit 4Remove Buy NowPebbleCoreRemove Buy Now

Basic Info

Suggested Price$100$180$150$79.95$99
Release20162015201520182016

Activity & Fitness

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

Battery

Duration5 days3 days5 days1 yearNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a128 x 88NA88 x 88NA
Sizen/a0.73 inchesNANANA
Touchn/aNANA
TypeLEDPMOLEDOLEDNANA

Functions

Audio SpeakerBluetooth
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP571 ATM5 ATMNA

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/an/aNANA
Apps
Music

All Wearables