Ruby on rails vs php

Question

What are the main differences ?
What do you prefer and why ?

Answer 1

http://www.comentum.com/ruby-on-rails-vs-php-comparison.html

Answer 2

@Ranjan very interesting article

Answer 3

Personally PHP is lot more easier to understand, start and work with comparing with RoR. I can't say which is better but among this two I would choose PHP.
But, among all other alternatives, I will go for Spring + Hibernate.