+++ New weapons, among other fantastic Insektenglefe
+++ Companion quite useful especially for deflecting
Shine +++ Innumerable different monsters with great design
+++ Certain quests can now successes by next quest will be completed
+++ An unbelievable number of possible combinations for potions, bombs, etc.
+++ Arena Battles
+++ Very good online search functions for each monster - you can also swap Guild cards etc
+++ Time without end
+++ Hundreds of equipment
++ Graphically very pretty for 3ds conditions (games on the new 3DS) landscaping textures often muddy monster design and villages very nicely done
+++ Sound top notch especially if you play with headphones
Conclusion:
A Monster Hunter as it always should have, better camera, better farms, good online mode.