Fitbit Flex 2 vs. Microsoft Band 2 vs. Samsung Galaxy Watch vs. Jawbone UP4 vs. Polar A370

 
Flex 2
Band 2
Galaxy Watch
UP4
A370
 FitbitFlex 2Remove Buy NowMicrosoftBand 2Remove Buy NowSamsungGalaxy WatchRemove Buy NowJawboneUP4Remove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$100$250$330$200$179.95
Release20162015201820152017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)7 daysNAUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a320 x 128360 x 360NA160 x 80
Sizen/a1.36 inches1.2 inches or 1.3 inchesNA1.18 inches
Touchn/aNA
TypeLEDCapacitative TFTAMOLEDNATFT LCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIPX75 ATMNAWR30

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSNA
Apps
MusicSpotifyNA

All Wearables