Fitbit Alta vs. Apple Watch Series 2 vs. Amazfit Cor vs. HTC re Grip vs. Apple Watch 7

 
Alta
Watch Series 2
Cor
re Grip
Watch 7
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowAmazfitCorRemove Buy NowHTCre GripRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$130$269$79.99$199$429
Release20162016201820202021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours12 days5 hours to 2.5 days18 Hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 31280 x 160160 x 32396 x 484
Sizen/a1.5 inches or 1.65 inches1.23 inches1.8 inches1.9 inches
Touchn/a
TypeOLEDAMOLEDIPS LCDPMOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATMIP57water resistant but not waterproof

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSNAWatchOS 8
Apps
Music

All Wearables