Motorola Moto 360 (1st Gen) vs. Fitbit Alta HR vs. Amazfit T-Rex vs. HTC re Grip vs. Apple Watch 7

 
Moto 360 (1st Gen)
Alta HR
T-Rex
re Grip
Watch 7
 MotorolaMoto 360 (1st Gen)Remove Buy NowFitbitAlta HRRemove Buy NowAmazfitT-RexRemove Buy NowHTCre GripRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$150$140$199$429
Release20142017201920202021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration1 day7 days20 days5 hours to 2.5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 260128 x 36360 x 360160 x 32396 x 484
Size1.56 inches1.4 inches1.3 inches1.8 inches1.9 inches
Touch
TypeLCDOLEDAMOLEDPMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATMIP57water resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearBuild-inNAWatchOS 8
Apps
MusicNA

All Wearables