Samsung Gear S2 vs. Withings Activite Sapphire vs. Microsoft Band 2 vs. Apple Watch 7

 
Gear S2
Activite Sapphire
Band 2
Watch 7
 SamsungGear S2Remove Buy NowWithingsActivite SapphireRemove Buy NowMicrosoftBand 2Remove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$300$450$250$429
Release2015201420152021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days8 months48 hours (without GPS)18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a320 x 128396 x 484
Size1.2 inches1.3 inches1.36 inches1.9 inches
Touch
TypeSuper AMOLEDAnalogCapacitative TFTMicroLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIPX7water resistant but not waterproof

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/an/aWatchOS 8
Apps
Music

All Wearables