Samsung Gear S2 vs. TomTom Spark vs. Sony SmartBand 2 vs. ASUS ZenWatch 3 vs. Xiaomi Mi Band

 
Gear S2
Spark
SmartBand 2
ZenWatch 3
Mi Band
 SamsungGear S2Remove Buy NowTomTomSparkRemove Buy NowSonySmartBand 2Remove Buy NowASUSZenWatch 3Remove Buy NowXiaomiMi BandRemove Buy Now

Basic Info

Suggested Price$300$150$130$229$15
Release20152015201520172015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration2-3 daysn/a2 days48 hours30 days
Rechargeable

Compatibility

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

Connectivity

BluetoothYes
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/an/aNA
Resolution360 x 360n/an/a400 x 400NA
Size1.2 inchesn/an/a1.39 inchesNA
Touchn/aNA
TypeSuper AMOLEDLCDn/aAMOLEDNA

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIP58IP67

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemTizenn/an/aAndroid Wear 2NA
Apps
Music

All Wearables