Polar Loop 2 vs. Garmin Forerunner 235 vs. Fitbit Charge vs. Jawbone UP2 vs. Amazfit GTR

 
Loop 2
Forerunner 235
Charge
UP2
GTR
 PolarLoop 2Remove Buy NowGarminForerunner 235Remove Buy NowFitbitChargeRemove Buy NowJawboneUP2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$120$299.99$130$100$199
Release20152017201420152019

Activity & Fitness

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

Battery

Duration8 days (without notifications)9 days7-10 days7 days24 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a215 x 180NANA454 x 454
Sizen/a1.23 inchesNANA1.39 inches
TouchNANA
TypeLEDMIPOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM1 ATMSplash resistant5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANABuild-in
Apps
Music

All Wearables