 <p>Bitmap class has method "sameAs" you can use that method to compare two bitmap</p> <p><a href="http://developer.android.com/reference/android/graphics/Bitmap.html#sameAs%28android.graphics.Bitmap%29">http://developer.android.com/reference/android/graphics/Bitmap.html#sameAs%28android.graphics.Bitmap%29</a></p>