Microsoft Band 2 vs. Amazfit Stratos vs. Michael Kors Access Sofie vs. Samsung Gear 2 vs. Fitbit Alta HR

 
Band 2
Stratos
Access Sofie
Gear 2
Alta HR
 MicrosoftBand 2Remove Buy NowAmazfitStratosRemove Buy NowMichael KorsAccess SofieRemove Buy NowSamsungGear 2Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$250$199$395$300$150
Release20152018201720142017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration48 hours (without GPS)5 days1 day2-3 days7 days
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 128320 x 300390 x 390 1.19 inches320 x 320128 x 36
Size1.36 inches1.34 inches1.63 inches1.4 inches
TouchAMOLDED
TypeCapacitative TFTOLEDSuper AMOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIPX75 ATM1 ATMIP67

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aProprietaryAndroid Wear 2.0Tizen OS
Apps
Music

All Wearables