Polar Loop 2 vs. Amazfit Stratos vs. Mobvoi TicWatch e2 vs. HTC re Grip vs. Apple SE

 
Loop 2
Stratos
TicWatch e2
re Grip
SE
 PolarLoop 2Remove Buy NowAmazfitStratosRemove Buy NowMobvoiTicWatch e2Remove Buy NowHTCre GripRemove Buy NowAppleSERemove Buy Now

Basic Info

Suggested Price$120$199$200$199$279
Release20152018201920202020

Activity & Fitness

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

Battery

Duration8 days (without notifications)5 days1 day5 hours to 2.5 days18 hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 300360 x 360160 x 32384 x 480
Sizen/a1.34 inches1.2 inches1.8 inches40mm
Touch
TypeLEDOLEDAMOLEDPMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet SensorNot yet
Water Resistance2 ATM5 ATMIP68IP57

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWear OSNAWatchOS 5
Apps
Music

All Wearables