Polar M600 vs. Sony SmartWatch 3 vs. Huawei Watch 2 vs. Amazfit T-Rex

 
M600
SmartWatch 3
Watch 2
T-Rex
 PolarM600Remove Buy NowSonySmartWatch 3Remove Buy NowHuaweiWatch 2Remove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$330$250$350$140
Release2016201420172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 days2 days48 hours20 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240320 x 320480 x 480360 x 360
Size1.3 inches1.6 inches1.38 inches1.3 inches
Touchn/a
TypeTFTTFT LCDP-OLEDAMOLED

Functions

Audio SpeakerAlerts onlyBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP68IP685 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearAndroid WearAndroid Wear 2Build-in
Apps
Music

All Wearables