Microsoft Band 2 vs. Samsung Gear 2 vs. Fitbit Alta HR vs. Fitbit Charge vs. Amazfit T-Rex

 
Band 2
Gear 2
Alta HR
Charge
T-Rex
 MicrosoftBand 2Remove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy NowFitbitChargeRemove Buy NowAmazfitT-RexRemove Buy Now

Basic Info

Suggested Price$250$300$150$130$140
Release20152014201720142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration48 hours (without GPS)2-3 days7 days7-10 days20 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNANA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 128320 x 320128 x 36NA360 x 360
Size1.36 inches1.63 inches1.4 inchesNA1.3 inches
TouchNA
TypeCapacitative TFTSuper AMOLEDOLEDOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX7IP671 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aTizen OSNABuild-in
Apps
Music

All Wearables