ASUS ZenWatch 2 vs. Olio Model One vs. Fitbit Alta vs. Fitbit Ionic vs. Apple Watch 7

 
ZenWatch 2
Model One
Alta
Ionic
Watch 7
 ASUSZenWatch 2Remove Buy NowOlioModel OneRemove Buy NowFitbitAltaRemove Buy NowFitbitIonicRemove Buy NowAppleWatch 7Remove Buy Now

Basic Info

Suggested Price$150$595$130$299$429
Release20162015201620172021

Activity & Fitness

Caloriesn/a
Cycling (Bicycling)n/a
Distancen/a
Heartn/a
Oxygenn/a
Sleepn/a
Stepsn/a
Swimn/a

Battery

Durationn/a2 days5 days4+ days18 Hours
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPSn/a
NFCn/a
Wi-Fi

Display

Color
Resolution320 x 320n/an/a348x250396 x 484
Size1.63 inches or 1.45 inchn/an/a1.421.9 inches
Touchn/a
TypeAMOLEDn/aOLEDOLEDMicroLED

Functions

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

Hardware

Accelerometern/a
Barometer or Altimetern/a
Ultraviolet Sensor
Water ResistanceIP675 ATMn/a50mwater resistant but not waterproof

Notifications

Phonen/a
Emailsn/an/a
Textsn/a

Software

Operating SystemAndroid Wearn/an/aFitbit OSWatchOS 8
Appsn/a
Music

All Wearables