Fitbit Blaze vs. Fitbit Alta vs. Apple Watch Series 2 vs. Casio WSD-F20A vs. Polar Loop

 
Blaze
Alta
Watch Series 2
WSD-F20A
Loop
 FitbitBlazeRemove Buy NowFitbitAltaRemove Buy NowAppleWatch Series 2Remove Buy NowCasioWSD-F20ARemove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$200$130$269$399$100
Release20162016201620182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 Days5 days18 hours1 day5 days
Rechargeable

Compatibility

Android
iOS
Windows PhonePartialNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a340 x 272 or 390 x 312320 x 320NA
Sizen/an/a1.5 inches or 1.65 inches1.32 inchesNA
Touchn/a
TypeLCDOLEDAMOLEDLCDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

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

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aWatch OSWear OSNA
Apps
Music

All Wearables