Fitbit Alta vs. Polar Loop 2 vs. Sony SmartBand Talk vs. Garmin Forerunner 935 vs. Garmin 645 Music

 
Alta
Loop 2
SmartBand Talk
Forerunner 935
645 Music
 FitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowSonySmartBand TalkRemove Buy NowGarminForerunner 935Remove Buy NowGarmin645 MusicRemove Buy Now

Basic Info

Suggested Price$130$120$170$500$450
Release20162015201420172018

Activity & Fitness

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

Battery

Duration5 days8 days (without notifications)3 daysUp to 2 weeks7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a296 x 128240 x 240240 x 240
Sizen/an/a1.4 inches1.2 inches1.2 inches
Touchn/a
TypeOLEDLEDE InkLCDMIP

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a2 ATMIP685 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aAndroid Wear
Apps
Music

All Wearables