Fitbit Charge 2 vs. Apple Watch Series 2 vs. Amazfit Stratos vs. Acer Liquid Leap vs. Apple Watch

 
Charge 2
Watch Series 2
Stratos
Liquid Leap
Watch
 FitbitCharge 2Remove Buy NowAppleWatch Series 2Remove Buy NowAmazfitStratosRemove Buy NowAcerLiquid LeapRemove Buy NowAppleWatchRemove Buy Now

Basic Info

Suggested Price$150$269$199$90$349
Release20162016201820152015

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days18 hours5 days5 to 7 days18 hours
Rechargeable

Compatibility

Android
iOS
Windows PhoneNA
MacNA
WindowsNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a340 x 272 or 390 x 312320 x 300128 x 32340 x 272 or 390 x 312
Sizen/a1.5 inches or 1.65 inches1.34 inches1 inch1.5 inches or 1.65 inches
Touchn/a
TypeOLEDAMOLEDOLEDOLEDAMOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5ATM5 ATMIPX4IPX7

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aWatch OSProprietaryWatch OS
Apps
Music

All Wearables