Polar M400 vs. Samsung Gear S vs. Fitbit Ionic vs. Pebble Time 2 vs. Fitbit Alta HR

 
M400
Gear S
Ionic
Time 2
Alta HR
 PolarM400Remove Buy NowSamsungGear SRemove Buy NowFitbitIonicRemove Buy NowPebbleTime 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$200$250$299$199$150
Release20142013201720162017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration8 hours to 30 daysn/a4+ days10 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a480 x 360348x250NA128 x 36
Sizen/a2 inches1.42NA1.4 inches
Touch
Typen/aSuper AMOLEDOLEDe-paperOLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP6750m3 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizenFitbit OSPebble OS
Apps
Music

All Wearables