Fitbit Surge vs. Fitbit Zip vs. Polar M430 vs. Amazfit Stratos vs. Fitbit Flex

 
Surge
Zip
M430
Stratos
Flex
 FitbitSurgeRemove Buy NowFitbitZipRemove Buy NowPolarM430Remove Buy NowAmazfitStratosRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$250$60$255$199$100
Release20162012201720182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days6 months30 hours5 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a128x128320 x 300NA
Size1.26 inchesn/a1.4 inch1.34 inchesNA
TouchNA
TypeMonochrome LCDn/aLCDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash ResistantWR305 ATM1 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryNA
Apps
Music

All Wearables