Samsung Gear S vs. Fitbit Alta vs. Samsung Gear Fit2 vs. Garmin 645 Music vs. HTC re Grip

 
Gear S
Alta
Gear Fit2
645 Music
re Grip
 SamsungGear SRemove Buy NowFitbitAltaRemove Buy NowSamsungGear Fit2Remove Buy NowGarmin645 MusicRemove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$250$130$180$450$199
Release20132016201620182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a5 days3-4 days7 days5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution480 x 360n/a432 x 216240 x 240160 x 32
Size2 inchesn/a1.5 inches1.2 inches1.8 inches
Touchn/a
TypeSuper AMOLEDOLEDSuper AMOLEDMIPPMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67n/aIP685 ATMIP57

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenn/aTizenNA
Apps
Music

All Wearables