Fitbit Flex vs. Pebble Core vs. Polar Loop vs. Mobvoi TicWatch S2 vs. Fitbit Sense 2

 
Flex
Core
Loop
TicWatch S2
Sense 2
 FitbitFlexRemove Buy NowPebbleCoreRemove Buy NowPolarLoopRemove Buy NowMobvoiTicWatch S2Remove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$100$99$100$180$300
Release20132016201320192022

Activity & Fitness

Calories
Cycling (Bicycling)NA
Distance
Heart
Oxygen
SleepNA
Steps
Swim

Battery

Duration5 daysNA5 days2 DAYS6 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNANANA
MacNANA
WindowsNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
ResolutionNANANA400 x 400336x336
SizeNANANA1.39 inches1.59 inches
TouchNANA
TypeLEDNALEDOLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance1 ATMNA2 ATM5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemNANANAWear OS
Apps
Music

All Wearables