Polar Loop 2 vs. Garmin Forerunner 935 vs. Amazfit Stratos vs. Jawbone UP4 vs. HTC re Grip

 
Loop 2
Forerunner 935
Stratos
UP4
re Grip
 PolarLoop 2Remove Buy NowGarminForerunner 935Remove Buy NowAmazfitStratosRemove Buy NowJawboneUP4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$120$500$199$200$199
Release20152017201820152020

Activity & Fitness

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

Battery

Duration8 days (without notifications)Up to 2 weeks5 daysNA5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240320 x 300NA160 x 32
Sizen/a1.2 inches1.34 inchesNA1.8 inches
TouchNA
TypeLEDLCDOLEDNAPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATM5 ATM5 ATMNAIP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryNANA
Apps
MusicNA

All Wearables