Garmin Vivosmart vs. Huawei Watch 2 vs. Garmin 645 Music vs. Fitbit Flex vs. Apple Watch Ultra

 
Vivosmart
Watch 2
645 Music
Flex
Watch Ultra
 GarminVivosmartRemove Buy NowHuaweiWatch 2Remove Buy NowGarmin645 MusicRemove Buy NowFitbitFlexRemove Buy NowAppleWatch UltraRemove Buy Now

Basic Info

Suggested Price$170$350$450$100$799
Release20142017201820132022

Activity & Fitness

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

Battery

Duration7 days48 hours7 days5 days36 hrs
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution128 x 16480 x 480240 x 240NA502x410 pixels
Size1.41 inches1.38 inches1.2 inchesNA1.92 inches
TouchNA
TypeOLEDP-OLEDMIPLED

Functions

Audio Speaker
ClockLTPO OLED Retina
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP685 ATM1 ATM10 ATM (100 Meters)

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2NAWatchOS 9
Apps
Music

All Wearables