Fitbit Blaze vs. Withings Activite Sapphire vs. Polar Loop 2 vs. Samsung Gear Fit2 vs. Amazfit Stratos

 
Blaze
Activite Sapphire
Loop 2
Gear Fit2
Stratos
 FitbitBlazeRemove Buy NowWithingsActivite SapphireRemove Buy NowPolarLoop 2Remove Buy NowSamsungGear Fit2Remove Buy NowAmazfitStratosRemove Buy Now

Basic Info

Suggested Price$200$450$120$180$199
Release20162014201520162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days8 months8 days (without notifications)3-4 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a432 x 216320 x 300
Sizen/a1.3 inchesn/a1.5 inches1.34 inches
Touch
TypeLCDAnalogLEDSuper AMOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM2 ATMIP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aTizenProprietary
Apps
Music

All Wearables