Polar M400 vs. Fitbit One vs. Fitbit Zip vs. Mobvoi TicWatch 2 vs. Fitbit Flex

 
M400
One
Zip
TicWatch 2
Flex
 PolarM400Remove Buy NowFitbitOneRemove Buy NowFitbitZipRemove Buy NowMobvoiTicWatch 2Remove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$200$100$60$199$100
Release20142012201220172013

Activity & Fitness

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

Battery

Duration8 hours to 30 days10-14 days6 months1.5-2 Days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/an/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/an/a400 x 400NA
Sizen/an/an/a1.4 inchesNA
TouchNA
Typen/aOLEDn/aOLEDLED

Functions

Audio SpeakerAlerts only
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMSplast ResistantSplash ResistantIP651 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/an/aTicwear OSNA
Apps
Music

All Wearables