Withings Activite Sapphire vs. Microsoft Band 2 vs. Garmin Forerunner 935 vs. Polar A370 vs. Garmin Vivosmart 4

 
Activite Sapphire
Band 2
Forerunner 935
A370
Vivosmart 4
 WithingsActivite SapphireRemove Buy NowMicrosoftBand 2Remove Buy NowGarminForerunner 935Remove Buy NowPolarA370Remove Buy NowGarminVivosmart 4Remove Buy Now

Basic Info

Suggested Price$450$250$500$179.95$130
Release20142015201720172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration8 months48 hours (without GPS)Up to 2 weeksUp to 3 days7 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128240 x 240160 x 8048 x 128
Size1.3 inches1.36 inches1.2 inches1.18 inches0.74 inches
Touch
TypeAnalogCapacitative TFTLCDTFT LCDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
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