Fitbit Blaze vs. Polar Loop 2 vs. Fitbit Charge vs. Garmin Vivofit 4 vs. Amazfit GTS

 
Blaze
Loop 2
Charge
Vivofit 4
GTS
 FitbitBlazeRemove Buy NowPolarLoop 2Remove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy NowAmazfitGTSRemove Buy Now

Basic Info

Suggested Price$200$120$130$79.95$150
Release20162015201420182019

Activity & Fitness

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

Battery

Duration5 Days8 days (without notifications)7-10 days1 year14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/aNA88 x 88348 x 442
Sizen/an/aNANA1.65 inches
TouchNA
TypeLCDLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a2 ATM1 ATM5 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aNAWear OS
Apps
Music

All Wearables