Polar M400 vs. Mobvoi TicWatch S vs. Fitbit Flex vs. Pebble Core vs. Garmin Vivosmart 4

 
M400
TicWatch S
Flex
Core
Vivosmart 4
 PolarM400Remove Buy NowMobvoiTicWatch SRemove Buy NowFitbitFlexRemove Buy NowPebbleCoreRemove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$200$199$100$99$130
Release20142017201320162018

Activity & Fitness

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

Battery

Duration8 hours to 30 days1.5-2 days5 daysNA7 days
Rechargeable

Compatibility

Android
iOSNA
Windows Phonen/aNANA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a400 x 400NANA48 x 128
Sizen/a1.4 inchesNANA0.74 inches
TouchNANA
Typen/aOLEDLEDNAOLED

Functions

Audio SpeakerAlerts only
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance3 ATMIP671 ATMNA5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating Systemn/aAndroid Wear 2.0NANA
Apps
Music

All Wearables