Fitbit Alta vs. Apple Watch Series 2 vs. Amazfit Stratos vs. Amazfit Bip vs. Apple Watch

 
Alta
Watch Series 2
Stratos
Bip
Watch
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowAmazfitBipRemove Buy NowAppleWatchRemove Buy Now

Basic Info

Suggested Price$130$269$199$99.99$349
Release20162016201820182015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours5 days30 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 312320 x 300176 x 176340 x 272 or 390 x 312
Sizen/a1.5 inches or 1.65 inches1.34 inches1.28 inches1.5 inches or 1.65 inches
Touchn/a
TypeOLEDAMOLEDOLEDNAAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATMIP68IPX7

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSProprietaryWatch OS
Apps
Music

All Wearables