Fitbit One vs. Garmin 645 Music vs. Garmin Forerunner 235 vs. Mobvoi TicWatch S vs. Fitbit Flex

 
One
645 Music
Forerunner 235
TicWatch S
Flex
 FitbitOneRemove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 235Remove Buy NowMobvoiTicWatch SRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$100$450$299.99$199$100
Release20122018201720172013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days7 days9 days1.5-2 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a240 x 240215 x 180400 x 400NA
Sizen/a1.2 inches1.23 inches1.4 inchesNA
TouchNA
TypeOLEDMIPMIPOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant5 ATM5 ATMIP671 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wear 2.0NA
Apps
Music

All Wearables