Difference between Vector and ArrayList

Vector:

• Vector is legacy class means that is introduced in Java 1.0.
• Vector class are Thread Safe.
• All method in the Vector class are Syncronized.
• Relatively Speed is less than the ArrayList.

ArrayList:

• ArrayList is new  class means that is introduced in Java 2.0.
• ArrayList class are not Thread Safe.
• No any method in the Vector class is Syncronized.
• Relatively Speed is faster than the Vector.