All differences between B1/W1 and B2/W2?

Question

These are some differences I know are there any other differences

• New Hero and Rival, but same starter Pokemon.
• The journey starts in a new town called Aspertia City, located in South West of the Unova region
• A better and new story
• Different villians
• The Unova Pokedex features 301 Pokemon. Four are Legendary Event Pokemon, while the others can be found between the two versions. More Pokemon can be seen when given the National Pokedex.
• All of the gyms are either modified or completely new and each one has its own unique theme music.
• A new area called Pokestar Studios features a movie-making minigame to go along with Pokemon Musicals in Nimbasa City.
• All previous GYM Leaders and Champions from other regions -- with the exception of Koga from Red and Blue -- can be battled in the Pokemon World Tournament.
• A new "Free Space" bag has been added to your Items Bag. Move groups of items from other bags to the free space bag.
• Use repel instantly after losing the effects after the last repel.
• Items can now be sorted by type, name, from most, and from fewest.
• Using an Everstone while breeding will now ALWAYS pass down the Nature to the offspring.
• White Forest no longer has wild Pokemon.
• Pokemon Dream World will have even more Pokemon with Black 2 and White 2. The Pokemon will also determine where you go in the island of dreams.
• There is a PWT

Answer 1

• Storyline
• Pokemons caught
• route changes/new cities
• new character and rival
• PWT
• Move Tutors
• Pokemon Formes

Note: all these are the major changes in B2.

Comments

and i forgot the Pokestar Studios :/

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acctually I wanted to add it in the question but it became an answer also I had selected Le Boss's answer the best but I don't know why this had happened Most probably it was my mistake