Samsung Gear S2 vs. Fitbit Alta vs. Huawei Talkband B2 vs. Michael Kors Access Sofie vs. Fitbit Charge

 
Gear S2
Alta
Talkband B2
Access Sofie
Charge
 SamsungGear S2Remove Buy NowFitbitAltaRemove Buy NowHuaweiTalkband B2Remove Buy NowMichael KorsAccess SofieRemove Buy NowFitbitChargeRemove Buy Now

Basic Info

Suggested Price$300$130$180$395$130
Release20152016201520172014

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 days5 days3 days1 day7-10 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Color
Resolution360 x 360n/a128 x 88390 x 390 1.19 inchesNA
Size1.2 inchesn/a0.73 inchesNA
Touchn/aAMOLDEDNA
TypeSuper AMOLEDOLEDPMOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP68n/aIP571 ATM1 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemTizenn/an/aAndroid Wear 2.0NA
Apps
Music

All Wearables