Fitbit Alta vs. Microsoft Band 2 vs. Fitbit Ionic vs. Amazfit Stratos

 
Alta
Band 2
Ionic
Stratos
 FitbitAltaRemove Buy NowMicrosoftBand 2Remove Buy NowFitbitIonicRemove Buy NowAmazfitStratosRemove Buy Now

Basic Info

Suggested Price$130$250$299$199
Release2016201520172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days48 hours (without GPS)4+ days5 days
Rechargeable

Compatibility

Android
iOS
Windows Phone
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolutionn/a320 x 128348x250320 x 300
Sizen/a1.36 inches1.421.34 inches
Touchn/a
TypeOLEDCapacitative TFTOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/aIPX750m5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/aFitbit OSProprietary
Apps
Music

All Wearables