Samsung Gear S2 vs. Withings Activite Sapphire vs. Fitbit Zip vs. Garmin Forerunner 45 vs. HTC re Grip

 
Gear S2
Activite Sapphire
Zip
Forerunner 45
re Grip
 SamsungGear S2Remove Buy NowWithingsActivite SapphireRemove Buy NowFitbitZipRemove Buy NowGarminForerunner 45Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$300$450$60$199$199
Release20152014201220192020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days8 months6 months7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/an/a208 x 208160 x 32
Size1.2 inches1.3 inchesn/a1.04 inches1.8 inches
Touch
TypeSuper AMOLEDAnalogn/aLCDPMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMSplash Resistant5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/an/aBuilt-inNA
Apps
Music

All Wearables