Sony vaio is the best brand.and quality is very good.i have bought this notebook 3 years back for use in office and travelling purpose.one of my friends recommended this.and style is very good.and it lil bit costly but it is worthy as you are buying good quality and best brand.it is easy to use .and there is no difficulty using it.nd it makes my works easier.service is also very good.and durability is also nice since my friend is using it from 5 years.