Fitbit Alta vs. Fitbit Charge 2 vs. Fitbit Flex 2 vs. Amazfit Arc vs. Apple Series 6

 
Alta
Charge 2
Flex 2
Arc
Series 6
 FitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowFitbitFlex 2Remove Buy NowAmazfitArcRemove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$130$150$100$69.99$399
Release20162016201620162020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days5 days20 daysNot yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/an/a72 x40384 x 480
Sizen/an/an/a0.42 inches40mm
Touchn/an/an/a
TypeOLEDOLEDLEDOLEDMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistancen/an/a5 ATMIP67

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aWatchOS 5
Apps
Music

All Wearables