Samsung Gear S2 vs. TomTom Spark vs. Sony SmartBand Talk vs. Fitbit Alta HR vs. Polar A370

 
Gear S2
Spark
SmartBand Talk
Alta HR
A370
 SamsungGear S2Remove Buy NowTomTomSparkRemove Buy NowSonySmartBand TalkRemove Buy NowFitbitAlta HRRemove Buy NowPolarA370Remove Buy Now

Basic Info

Suggested Price$300$150$170$150$179.95
Release20152015201420172017

Activity & Fitness

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

Battery

Duration2-3 daysn/a3 days7 daysUp to 3 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellularn/a
GPSn/a
NFC
Wi-Fi

Display

Colorn/a
Resolution360 x 360n/a296 x 128128 x 36160 x 80
Size1.2 inchesn/a1.4 inches1.4 inches1.18 inches
Touch
TypeSuper AMOLEDLCDE InkOLEDTFT LCD

Functions

Audio SpeakerBluetooth
Clock
Phonen/a
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceIP685 ATMIP68WR30

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemTizenn/aAndroid Wear
Apps
Music

All Wearables