Fitbit Alta vs. Fitbit Flex 2 vs. Fitbit One vs. Amazfit Stratos vs. Amazfit Cor

 
Alta
Flex 2
One
Stratos
Cor
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowFitbitOneRemove Buy NowAmazfitStratosRemove Buy NowAmazfitCorRemove Buy Now

Basic Info

Suggested Price$130$100$100$199$79.99
Release20162016201220182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days10-14 days5 days12 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a320 x 30080 x 160
Sizen/an/an/a1.34 inches1.23 inches
Touchn/an/a
TypeOLEDLEDOLEDOLEDIPS LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMSplast Resistant5 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aProprietary
Apps
Music

All Wearables