Fitbit Alta vs. Fitbit Flex 2 vs. Huawei Talkband B2 vs. Fitbit Ionic vs. Amazfit Stratos

 
Alta
Flex 2
Talkband B2
Ionic
Stratos
 FitbitAltaRemove Buy NowFitbitFlex 2Remove Buy NowHuaweiTalkband B2Remove Buy NowFitbitIonicRemove Buy NowAmazfitStratosRemove Buy Now

Basic Info

Suggested Price$130$100$180$299$199
Release20162016201520172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration5 days5 days3 days4+ days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/an/a128 x 88348x250320 x 300
Sizen/an/a0.73 inches1.421.34 inches
Touchn/an/a
TypeOLEDLEDPMOLEDOLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistancen/a5 ATMIP5750m5 ATM

Notifications

Phone
Emailsn/a
Texts

Software

Operating Systemn/an/an/aFitbit OSProprietary
Apps
Music

All Wearables