Apple Watch Series 2 vs. Amazfit Stratos vs. Samsung Galaxy Watch vs. Swatch Touch Zero One vs. Apple Watch 7

 
Watch Series 2
Stratos
Galaxy Watch
Touch Zero One
Watch 7
 AppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowSamsungGalaxy WatchRemove Buy NowSwatchTouch Zero OneRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$269$199$330$220$429
Release20162018201820152021

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleepn/a
Steps
Swimn/a

Battery

Duration18 hours5 days7 daysn/a18 Hours
Rechargeable

Compatibility

Androidn/a
iOSn/a
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
CellularNA
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312320 x 300360 x 360n/a396 x 484
Size1.5 inches or 1.65 inches1.34 inches1.2 inches or 1.3 inchesn/a1.9 inches
Touch
TypeAMOLEDOLEDAMOLEDn/aMicroLED

Functions

Audio Speakern/a
Clock
Phonen/a
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5ATM5 ATM5 ATMwater resistant but not waterproof

Notifications

Phonen/a
Emailsn/a
Textsn/a

Software

Operating SystemWatch OSProprietaryTizen OSn/aWatchOS 8
Apps
MusicSpotifyn/a

All Wearables