Motorola Moto 360 (2nd Gen) vs. Samsung Gear S2 vs. TomTom Spark vs. Sony SmartBand vs. Xiaomi Mi Band 4

 
Moto 360 (2nd Gen)
Gear S2
Spark
SmartBand
Mi Band 4
 MotorolaMoto 360 (2nd Gen)Remove Buy NowSamsungGear S2Remove Buy NowTomTomSparkRemove Buy NowSonySmartBandRemove Buy NowXiaomiMi Band 4Remove Buy Now

Basic Info

Suggested Price$300$300$150$100$25
Release20152015201520142019

Activity & Fitness

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

Battery

Duration1.5 days2-3 daysn/a5 days20 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/aNA
Resolution360 x 325 or 360 x 330360 x 360n/aNA120x240
Size1.37 inches or 1.56 inches1.2 inchesn/aNA0.95 inches
TouchNA
TypeLCDSuper AMOLEDLCDNAAMOLED

Functions

Audio SpeakerBluetoothBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP67IP685 ATMIP585 ATM

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearTizenn/aNAAMAZFIT OS
Apps
Musicn/a

All Wearables