Fitbit Flex 2 vs. Garmin 645 Music vs. Motorola Moto 360 (1st Gen) vs. Garmin Forerunner 45 vs. Garmin Instinct

 
Flex 2
645 Music
Moto 360 (1st Gen)
Forerunner 45
Instinct
 FitbitFlex 2Remove Buy NowGarmin645 MusicRemove Buy NowMotorolaMoto 360 (1st Gen)Remove Buy NowGarminForerunner 45Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$100$450$150$199$300
Release20162018201420192018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days7 days1 day7 days14 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a240 x 240320 x 260208 x 208128 x 128
Sizen/a1.2 inches1.56 inches1.04 inches0.9 inches
Touchn/a
TypeLEDMIPLCDLCDOMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATMIP675 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid WearBuilt-in
Apps
MusicNA

All Wearables