Apple Watch Series 3 vs. Fitbit Alta vs. Sony SmartBand 2 vs. Samsung Gear 2 vs. Amazfit GTR

 
Watch Series 3
Alta
SmartBand 2
Gear 2
GTR
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowSonySmartBand 2Remove Buy NowSamsungGear 2Remove Buy NowAmazfitGTRRemove Buy Now

Basic Info

Suggested Price$329$130$130$300$199
Release20172016201520142019

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
StepsNA
Swim

Battery

Duration18 hours5 days2 days2-3 days24 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/an/a320 x 320454 x 454
Size1.5 inches or 1.65 inchesn/an/a1.63 inches1.39 inches
Touchn/an/a
TypeAMOLEDOLEDn/aSuper AMOLEDAMOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMn/aIP58IP675 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/an/aTizen OSBuild-in
Apps
Music

All Wearables