ASUS ZenWatch 2 vs. Samsung Gear S vs. Fitbit Alta vs. Amazfit T-Rex vs. Apple Watch 7

 
ZenWatch 2
Gear S
Alta
T-Rex
Watch 7
 ASUSZenWatch 2Remove Buy NowSamsungGear SRemove Buy NowFitbitAltaRemove Buy NowAmazfitT-RexRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$250$130$140$429
Release20162013201620192021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/an/a5 days20 days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320480 x 360n/a360 x 360396 x 484
Size1.63 inches or 1.45 inch2 inchesn/a1.3 inches1.9 inches
Touchn/a
TypeAMOLEDSuper AMOLEDOLEDAMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP67n/a5 ATMwater resistant but not waterproof

Notifications

Phone
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid WearTizenn/aBuild-inWatchOS 8
Apps
Music

All Wearables