Amazfit Arc vs. Casio G-Shock GBA800 vs. Fitbit Alta HR vs. HTC re Grip vs. Apple Watch 7

 
Arc
G-Shock GBA800
Alta HR
re Grip
Watch 7
 AmazfitArcRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy NowHTCre GripRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$69.99$120$150$199$429
Release20162018201720202021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration20 days2 years7 days5 hours to 2.5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution72 x40128 x 36160 x 32396 x 484
Size0.42 inches1.4 inches1.8 inches1.9 inches
Touch
TypeOLEDOLEDPMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP6720 ATMIP57water resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemNAWatchOS 8
Apps
Music

All Wearables