Apple Watch Series 3 vs. Fitbit Flex 2 vs. Amazfit Stratos vs. Amazfit Bip vs. Diesel On Full Guard 2.5

 
Watch Series 3
Flex 2
Stratos
Bip
On Full Guard 2.5
 AppleWatch Series 3Remove Buy NowFitbitFlex 2Remove Buy NowAmazfitStratosRemove Buy NowAmazfitBipRemove Buy NowDieselOn Full Guard 2.5Remove Buy Now

Basic Info

Suggested Price$329$100$199$99.99$325
Release20172016201820182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days5 days30 days4 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Mac
Windows

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Colorn/a
Resolution340 x 272 or 390 x 312n/a320 x 300176 x 176454x454
Size1.5 inches or 1.65 inchesn/a1.34 inches1.28 inches1.39 inches
Touchn/a
TypeAMOLEDLEDOLEDNA

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance5 ATM5 ATM5 ATMIP683 ATM

Notifications

Phone
Emails
Texts

Software

Operating SystemWatchOS 4n/aProprietaryWear OS
Apps
Music

Wearables by Diesel

Diesel On Full Guard

All Wearables