Polar A360 vs. Amazfit Stratos vs. Apple Watch vs. HTC re Grip vs. Apple Watch 7

 
A360
Stratos
Watch
re Grip
Watch 7
 PolarA360Remove Buy NowAmazfitStratosRemove Buy NowAppleWatchRemove Buy NowHTCre GripRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$200$199$349$199$429
Release20152018201520202021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration12 days5 days18 hours5 hours to 2.5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution160 x 80320 x 300340 x 272 or 390 x 312160 x 32396 x 484
Size1.18 inches1.34 inches1.5 inches or 1.65 inches1.8 inches1.9 inches
Touch
Typen/aOLEDAMOLEDPMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR305 ATMIPX7IP57water resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryWatch OSNAWatchOS 8
Apps
Music

All Wearables