Polar Loop 2 vs. Sony SmartBand 2 vs. Garmin Fenix 5s vs. Amazfit Stratos vs. Asus VivoWatch

 
Loop 2
SmartBand 2
Fenix 5s
Stratos
VivoWatch
 PolarLoop 2Remove Buy NowSonySmartBand 2Remove Buy NowGarminFenix 5sRemove Buy NowAmazfitStratosRemove Buy NowAsusVivoWatchRemove Buy Now

Basic Info

Suggested Price$120$130$599.99$199$160
Release20152015201720182018

Activity & Fitness

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

Battery

Duration8 days (without notifications)2 daysUp to 9 days5 days24 hours to 10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a218x 218320 x 300128 x 128
Sizen/an/a1.1 inches1.34 inchesNA
Touchn/a
TypeLEDn/anaOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water Resistance2 ATMIP5810ATM5 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryKoodOS
Apps
Music

All Wearables