Dr.Subramanya Swamy's assessment of the difference is in reality fairly correct. The last point is an obvious point of debate, which many might not agree. But the fact remains that the all other points are relevant and do play a role in the national politics.
Will BJP be able to reap from Modi's image?
The internal squabbling inside BJP has made it close to impossible for Modi to succeed despite being an able contender for top spot. The difference between Modi and Rahul is so stark and still Modi might never make the way. The BJP at the end will have no one to blame but itself.