Need Advises..

Hi all,

Im creating a website with wordpress (beginner). Im facing a problem that choosing a correct them, menu plugin and etc.

Basically, im creating a website which discussing about product information. (example TV or car)

so i need a them or plugin with product categories filter or search in my home page, around 5 element. (Brand, Price, Size, durability, etc) Is there a suitable theme or plugin available for this feature? 

2nd, if having a plugin or theme that functioning with the search and filtering my product, is there any plugin that allows me to key in the product information and comes out as a template automatically? it would save alot of time input everything one by one. 


Thanks for helping. Really need helps..