The sony vaio comes in a big display range of 15.4 inches of lcd screen but thi laptop is mainly on pentium 4 processorwith graphics card and 512 mb ram cache.Buyng this laptop is mainly for small network purpose only because of 60 gb hard drive and 512 mb ram.anyway if you want to use for more other purposes then upgrade and use.for the longer duration it can be run upto 5 hours.everybody thinks on company but not on the product for their needs.If you want to know which product …