Fitbit Surge vs. Motorola Moto 360 (2nd Gen) vs. Fitbit Flex 2 vs. Amazfit Stratos

 
Surge
Moto 360 (2nd Gen)
Flex 2
Stratos
 FitbitSurgeRemove Buy NowMotorolaMoto 360 (2nd Gen)Remove Buy NowFitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy Now

Basic Info

Suggested Price$250$300$100$199
Release2016201520162018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration7 days1.5 days5 days5 days
Rechargeable

Compatibility

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

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolutionn/a360 x 325 or 360 x 330n/a320 x 300
Size1.26 inches1.37 inches or 1.56 inchesn/a1.34 inches
Touchn/a
TypeMonochrome LCDLCDLEDOLED

Functions

Audio SpeakerBluetooth
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATMIP675 ATM5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/aAndroid Wearn/aProprietary
Apps
Musicn/a

All Wearables