Polar Loop 2 vs. Garmin Forerunner 935 vs. Fitbit Alta HR vs. Sony SmartBand vs. HTC re Grip

 
Loop 2
Forerunner 935
Alta HR
SmartBand
re Grip
 PolarLoop 2Remove Buy NowGarminForerunner 935Remove Buy NowFitbitAlta HRRemove Buy NowSonySmartBandRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$120$500$150$100$199
Release20152017201720142020

Activity & Fitness

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

Battery

Duration8 days (without notifications)Up to 2 weeks7 days5 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

ColorNA
Resolutionn/a240 x 240128 x 36NA160 x 32
Sizen/a1.2 inches1.4 inchesNA1.8 inches
TouchNA
TypeLEDLCDOLEDNAPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATMIP58IP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aNANA
Apps
Music

All Wearables