Garmin 645 Music vs. Pebble Core vs. Mobvoi TicWatch S2 vs. Amazfit GTR vs. Fitbit Sense 2

 
645 Music
Core
TicWatch S2
GTR
Sense 2
 Garmin645 MusicRemove Buy NowPebbleCoreRemove Buy NowMobvoiTicWatch S2Remove Buy NowAmazfitGTRRemove Buy NowFitbitSense 2Remove Buy Now

Basic Info

Suggested Price$450$99$180$199$300
Release20182016201920192022

Activity & Fitness

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

Battery

Duration7 daysNA2 DAYS24 days6 days
Rechargeable

Compatibility

Android
iOSNA
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution240 x 240NA400 x 400454 x 454336x336
Size1.2 inchesNA1.39 inches1.39 inches1.59 inches
TouchNA
TypeMIPNAOLEDAMOLEDAMOLED

Functions

Audio Speaker
Clock
PhoneNA
VibrationNA
Voice

Hardware

AccelerometerNA
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMNA5 ATM5 ATM5 ATM

Notifications

PhoneNA
EmailsNA
TextsNA

Software

Operating SystemNAWear OSBuild-in
Apps
Music

All Wearables