Polar Loop 2 vs. Sony SmartBand Talk vs. Withings Go vs. Amazfit Bip vs. Amazfit GTR

 
Loop 2
SmartBand Talk
Go
Bip
GTR
 PolarLoop 2Remove Buy NowSonySmartBand TalkRemove Buy NowWithingsGoRemove Buy NowAmazfitBipRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$120$170$80$99.99$199
Release20152014201620182019

Activity & Fitness

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

Battery

Duration8 days (without notifications)3 days8 months30 days24 days
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/an/an/a
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetoothn/a
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a296 x 128n/a176 x 176454 x 454
Sizen/a1.4 inchesn/a1.28 inches1.39 inches
Touchn/a
TypeLEDE InkE-InkNAAMOLED

Functions

Audio Speaker
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP685 ATMIP685 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/aAndroid Wearn/aBuild-in
Appsn/a
Music

All Wearables