Fitbit Flex 2 vs. Fitbit Zip vs. Apple Watch vs. Fitbit Flex vs. Amazfit GTS

 
Flex 2
Zip
Watch
Flex
GTS
 FitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowAppleWatchRemove Buy NowFitbitFlexRemove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$100$60$349$100$150
Release20162012201520132019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months18 hours5 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a340 x 272 or 390 x 312NA348 x 442
Sizen/an/a1.5 inches or 1.65 inchesNA1.65 inches
Touchn/aNA
TypeLEDn/aAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash ResistantIPX71 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSNAWear OS
Apps
Music

All Wearables