Polar Loop 2 vs. Samsung Gear 2 vs. Fitbit Charge vs. Garmin Vivofit 4 vs. Garmin Instinct

 
Loop 2
Gear 2
Charge
Vivofit 4
Instinct
 PolarLoop 2Remove Buy NowSamsungGear 2Remove Buy NowFitbitChargeRemove Buy NowGarminVivofit 4Remove Buy NowGarminInstinctRemove Buy Now

Basic Info

Suggested Price$120$300$130$79.95$300
Release20152014201420182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
StepsNA
Swim

Battery

Duration8 days (without notifications)2-3 days7-10 days1 year14 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 320NA88 x 88128 x 128
Sizen/a1.63 inchesNANA0.9 inches
TouchNA
TypeLEDSuper AMOLEDOLEDNAOMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance2 ATMIP671 ATM5 ATM10 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSNA
Apps
Music

All Wearables