Fitbit Alta vs. Amazfit Stratos vs. Amazfit Bip vs. Apple Watch vs. Fitbit Flex

 
Alta
Stratos
Bip
Watch
Flex
 FitbitAltaRemove Buy NowAmazfitStratosRemove Buy NowAmazfitBipRemove Buy NowAppleWatchRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$130$199$99.99$349$100
Release20162018201820152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days30 days18 hours5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300176 x 176340 x 272 or 390 x 312NA
Sizen/a1.34 inches1.28 inches1.5 inches or 1.65 inchesNA
Touchn/aNA
TypeOLEDOLEDNAAMOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP68IPX71 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aProprietaryWatch OSNA
Apps
Music

All Wearables