Fitbit Charge 2 vs. Fitbit Flex 2 vs. Huawei Talkband B2 vs. Apple Watch Series 2 vs. Fitbit Alta HR

 
Charge 2
Flex 2
Talkband B2
Watch Series 2
Alta HR
 FitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowHuaweiTalkband B2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$150$100$180$269$150
Release20162016201520162017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days3 days18 hours7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 88340 x 272 or 390 x 312128 x 36
Sizen/an/a0.73 inches1.5 inches or 1.65 inches1.4 inches
Touchn/an/a
TypeOLEDLEDPMOLEDAMOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP575ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aWatch OS
Apps
Music

All Wearables