Fitbit Alta vs. Apple Watch Series 2 vs. Garmin Forerunner 235 vs. Garmin Vivofit 4 vs. Polar Loop

 
Alta
Watch Series 2
Forerunner 235
Vivofit 4
Loop
 FitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowGarminForerunner 235Remove Buy NowGarminVivofit 4Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$130$269$299.99$79.95$100
Release20162016201720182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours9 days1 year5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312215 x 18088 x 88NA
Sizen/a1.5 inches or 1.65 inches1.23 inchesNANA
Touchn/a
TypeOLEDAMOLEDMIPNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATM5 ATM2 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/aWatch OSNA
Apps
Music

All Wearables