Microsoft Band 2 vs. Garmin 645 Music vs. Pebble Time 2 vs. Garmin Vivofit 4 vs. Polar Loop

 
Band 2
645 Music
Time 2
Vivofit 4
Loop
 MicrosoftBand 2Remove Buy NowGarmin645 MusicRemove Buy NowPebbleTime 2Remove Buy NowGarminVivofit 4Remove Buy NowPolarLoopRemove Buy Now

Basic Info

Suggested Price$250$450$199$79.95$100
Release20152018201620182013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration48 hours (without GPS)7 days10 days1 year5 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Macn/aNANA
Windowsn/aNANA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 128240 x 240NA88 x 88NA
Size1.36 inches1.2 inchesNANANA
Touch
TypeCapacitative TFTMIPe-paperNALED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM3 ATM5 ATM2 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aPebble OSNA
Apps
Music

All Wearables