Returns true if vectors different.

	var other : Transform;
	if (other && transform.position != other.position)
		print ("I'm at the different place than the other transform!");

using UnityEngine;
using System.Collections;

public class Example : MonoBehaviour {
    public Transform other;
    void Example() {
        if (other && transform.position != other.position)
            print("I'm at the different place than the other transform!");
        
    }
}

import UnityEngine
import System.Collections

public class Example(MonoBehaviour):

	public other as Transform

	def Example() as void:
		if other and (transform.position != other.position):
			print('I\'m at the different place than the other transform!')