Fitbit Charge 2 vs. Fitbit Zip vs. Amazfit Stratos vs. Acer Liquid Leap vs. Fitbit Flex

 
Charge 2
Zip
Stratos
Liquid Leap
Flex
 FitbitCharge 2Remove Buy NowFitbitZipRemove Buy NowAmazfitStratosRemove Buy NowAcerLiquid LeapRemove Buy NowFitbitFlexRemove Buy Now

Basic Info

Suggested Price$150$60$199$90$100
Release20162012201820152013

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days6 months5 days5 to 7 days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/an/a320 x 300128 x 32NA
Sizen/an/a1.34 inches1 inchNA
Touchn/aNA
TypeOLEDn/aOLEDOLEDLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aSplash Resistant5 ATMIPX41 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aProprietaryNA
Apps
Music

All Wearables