Fitbit Alta vs. Apple Watch Series 2 vs. Amazfit Stratos vs. Amazfit Arc vs. Fitbit Charge HR

 
Alta
Watch Series 2
Stratos
Arc
Charge HR
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowAmazfitArcRemove Buy NowFitbitCharge HRRemove Buy Now

Basic Info

Suggested Price$130$269$199$69.99$150
Release20162016201820162015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours5 days20 days5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 30072 x40NA
Sizen/a1.5 inches or 1.65 inches1.34 inches0.42 inchesNA
Touchn/aNA
TypeOLEDAMOLEDOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATMIP671 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSProprietaryNA
Apps
Music

All Wearables