Samsung Gear S3 vs. Microsoft Band 2 vs. Xiaomi Mi Band 2 vs. Garmin 645 Music vs. Garmin Forerunner 45

 
Gear S3
Band 2
Mi Band 2
645 Music
Forerunner 45
 SamsungGear S3Remove Buy NowMicrosoftBand 2Remove Buy NowXiaomiMi Band 2Remove Buy NowGarmin645 MusicRemove Buy NowGarminForerunner 45Remove Buy Now

Basic Info

Suggested Price$350$250$23$450$199
Release20162015201620182019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Stepsn/a
Swim

Battery

Duration4 days48 hours (without GPS)20 hours7 days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/an/an/a
Windowsn/an/an/a

Connectivity

Bluetooth
Cellularn/a
GPS
NFCn/a
Wi-Fi

Display

Color
Resolution360 x 360320 x 128n/a240 x 240208 x 208
Size1.3 inches1.36 inches0.42 inches1.2 inches1.04 inches
Touch
TypeFullcolor AODCapacitative TFTOLEDMIPLCD

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68IPX7IP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemTizenn/an/aBuilt-in
Apps
Music

All Wearables