Samsung Gear S vs. Withings Activite Sapphire vs. Fitbit Flex 2 vs. Apple Watch Ultra

 
Gear S
Activite Sapphire
Flex 2
Watch Ultra
 SamsungGear SRemove Buy NowWithingsActivite SapphireRemove Buy NowFitbitFlex 2Remove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$250$450$100$799
Release2013201420162022

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a8 months5 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution480 x 360n/an/a502x410 pixels
Size2 inches1.3 inchesn/a1.92 inches
Touchn/a
TypeSuper AMOLEDAnalogLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP675 ATM5 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/an/aWatchOS 9
Apps
Music

All Wearables