Polar M600 vs. Samsung Gear S vs. Fitbit Charge 2 vs. Garmin Vivofit 4 vs. HTC re Grip

 
M600
Gear S
Charge 2
Vivofit 4
re Grip
 PolarM600Remove Buy NowSamsungGear SRemove Buy NowFitbitCharge 2Remove Buy NowGarminVivofit 4Remove Buy NowHTCre GripRemove Buy Now

Basic Info

Suggested Price$330$250$150$79.95$199
Release20162013201620182020

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2 daysn/a5 days1 year5 hours to 2.5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240480 x 360n/a88 x 88160 x 32
Size1.3 inches2 inchesn/aNA1.8 inches
Touchn/an/a
TypeTFTSuper AMOLEDOLEDNAPMOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX8IP67n/a5 ATMIP57

Notifications

Phone
Emails
Texts

Software

Operating SystemAndroid WearTizenn/aNA
Apps
Music

All Wearables