Withings Activite Sapphire vs. Fitbit Alta vs. Fitbit Charge 2 vs. Microsoft Band 2 vs. Apple Series 6

 
Activite Sapphire
Alta
Charge 2
Band 2
Series 6
 WithingsActivite SapphireRemove Buy NowFitbitAltaRemove Buy NowFitbitCharge 2Remove Buy NowMicrosoftBand 2Remove Buy NowAppleSeries 6Remove Buy Now

Basic Info

Suggested Price$450$130$150$250$399
Release20142016201620152020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months5 days5 days48 hours (without GPS)Not yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/an/a
Windowsn/an/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a320 x 128384 x 480
Size1.3 inchesn/an/a1.36 inches40mm
Touchn/an/a
TypeAnalogOLEDOLEDCapacitative TFTMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor5 ATM
Water Resistance5 ATMn/an/aIPX7

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/an/aWatchOS 5
Apps
Music

All Wearables