Apple Watch Series 3 vs. Fitbit Alta vs. Fitbit Flex 2 vs. Amazfit Bip vs. Fitbit Charge 3

 
Watch Series 3
Alta
Flex 2
Bip
Charge 3
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowAmazfitBipRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$329$130$100$99.99$150
Release20172016201620182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days5 days30 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
WindowsNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/an/a176 x 17666 x 18
Size1.5 inches or 1.65 inchesn/an/a1.28 inches.721 inches
Touchn/an/a
TypeAMOLEDOLEDLEDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a5 ATMIP685 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/an/aNA
Apps
Music

All Wearables