Fitbit Flex 2 vs. TomTom Touch vs. Garmin Forerunner 235 vs. Polar A370 vs. Garmin Vivosmart 4

 
Flex 2
Touch
Forerunner 235
A370
Vivosmart 4
 FitbitFlex 2Remove Buy NowTomTomTouchRemove Buy NowGarminForerunner 235Remove Buy NowPolarA370Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$100$130$299.99$179.95$130
Release20162016201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days9 daysUp to 3 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a215 x 180160 x 8048 x 128
Sizen/a0.91 inches1.23 inches1.18 inches0.74 inches
Touchn/a
TypeLEDn/aMIPTFT LCDOLED

Functions

Audio Speaker
Clockn/a
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX75 ATMWR305 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/a
Apps
Music

All Wearables