Polar M430 vs. Motorola Moto 360 (1st Gen) vs. Michael Kors Access Sofie HR vs. Amazfit T-Rex vs. Apple Watch 7

 
M430
Moto 360 (1st Gen)
Access Sofie HR
T-Rex
Watch 7
 PolarM430Remove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowMichael KorsAccess Sofie HRRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$255$150$395$140$429
Release20172014201920192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration30 hours1 day2 days20 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128x128320 x 260390 x 390360 x 360396 x 484
Size1.4 inch1.56 inches1.19 inches1.3 inches1.9 inches
Touch
TypeLCDLCDOMOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceWR30IP670.3 ATM5 ATMwater resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearWear OSBuild-inWatchOS 8
Apps
MusicNA

All Wearables