Fitbit Alta vs. Apple Watch Series 2 vs. Apple Watch vs. Diesel On Full Guard vs. Amazfit GTR

 
Alta
Watch Series 2
Watch
On Full Guard
GTR
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowAppleWatchRemove Buy NowDieselOn Full GuardRemove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$130$269$349$325$199
Release20162016201520172019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours18 hours1 day24 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312340 x 272 or 390 x 312454 x 454454 x 454
Sizen/a1.5 inches or 1.65 inches1.5 inches or 1.65 inches1.4 inches1.39 inches
Touchn/a
TypeOLEDAMOLEDAMOLEDOMOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATMIPX7IP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSWatch OSAndroid Wear 2.0Build-in
Apps
Music

All Wearables