Fitbit Alta vs. Garmin Vivofit 3 vs. Apple Watch Series 2 vs. Fitbit Flex vs. Apple Watch 8

 
Alta
Vivofit 3
Watch Series 2
Flex
Watch 8
 FitbitAltaRemove Buy NowGarminVivofit 3Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitFlexRemove Buy NowAppleWatch 8Remove Buy Now

Basic Info

Suggested Price$130$100$269$100$499
Release20162016201620132022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days1 year18 hours5 days18 hrs
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a64 x 64340 x 272 or 390 x 312NA340 x 272 or 390 x 312
Sizen/a0.55 inches1.5 inches or 1.65 inchesNA1.5 inches or 1.65 inches
Touchn/aNA
TypeOLEDn/aAMOLEDLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATM5ATM1 ATM5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWatch OSNAWatchOS 9
Apps
Music

All Wearables