Garmin Forerunner 225 vs. Fitbit Alta vs. Polar Loop 2 vs. Amazfit Bip vs. Asus ZenWatch

 
Forerunner 225
Alta
Loop 2
Bip
ZenWatch
 GarminForerunner 225Remove Buy NowFitbitAltaRemove Buy NowPolarLoop 2Remove Buy NowAmazfitBipRemove Buy NowAsusZenWatchRemove Buy Now

Basic Info

Suggested Price$300$130$120$99.99$150
Release20152016201520182014

Activity & Fitness

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

Battery

Duration10 hours to 4 weeks5 days8 days (without notifications)30 daysNA
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/an/a176 x 176320 x 320
Size1 inchn/an/a1.28 inches1.63 inches
Touchn/a
Typen/aOLEDLEDNAAMOLED

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/a2 ATMIP68IP55

Notifications

Phonen/a
Emailsn/an/aNA
Textsn/aNA

Software

Operating Systemn/an/an/aAndroid Wear
Appsn/a
Musicn/a

All Wearables