Fitbit Flex 2 vs. Fitbit Zip vs. Samsung Gear 2 vs. Jawbone UP4 vs. Polar Loop

 
Flex 2
Zip
Gear 2
UP4
Loop
 FitbitFlex 2Remove Buy NowFitbitZipRemove Buy NowSamsungGear 2Remove Buy NowJawboneUP4Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$100$60$300$200$100
Release20162012201420152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration5 days6 months2-3 daysNA5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/aNANANA
MacNANANA
WindowsNANANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a320 x 320NANA
Sizen/an/a1.63 inchesNANA
Touchn/aNA
TypeLEDn/aSuper AMOLEDNALED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMSplash ResistantIP67NA2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aTizen OSNANA
Apps
MusicNA

All Wearables