Compare and buy smartwatches and fitness trackers
  Fitbit ChargePolar M400Samsung Gear S

Basic Info

Suggested Price $130$200$250
Release 201420142013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart $
VO2max (Oxygen)
Sleep
Steps
Swim

Battery

Duration 7–10 days8 hours to 30 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Mac n/a
Windows n/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution n/a480 x 360
Size 2 inches
Touch n/a
Type OLEDSuper AMOLED

Functions

Audio Speaker Alerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 1 ATM3 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating System n/an/aTizen
Apps
Music

More Info & Buy

 
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