Garmin Forerunner 225 vs. Fitbit Charge 2 vs. Amazfit Bip vs. Garmin 645 Music vs. Microsoft Band

 
Forerunner 225
Charge 2
Bip
645 Music
Band
 GarminForerunner 225Remove Buy NowFitbitCharge 2Remove Buy NowAmazfitBipRemove Buy NowGarmin645 MusicRemove Buy NowMicrosoftBandRemove Buy Now

Basic Info

Suggested Price$300$150$99.99$450$200
Release20152016201820182014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration10 hours to 4 weeks5 days30 days7 days2 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution180 x 180n/a176 x 176240 x 240320 x 106
Size1 inchn/a1.28 inches1.2 inches1.37 inches
Touchn/a
Typen/aOLEDNAMIPCapacitative TFT

Functions

Audio Speaker22
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aIP685 ATMIP67

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating Systemn/an/aNA
Appsn/a
Musicn/a

Wearables by Microsoft

Microsoft Band 2

All Wearables