Buying a laptop t is always a difficult task. A laptop is a handy PC that can be used and transported with facility almost everywhere. The people who want to buy such machines at first need to find on the laptop the replacement of their desktop monster. That is the first bottleneck that makes choosing a laptop difficult. To point as firs, a laptop can not overcome a PC performance, (without spending big amount of money and at the same time having big machines that are everything else but a laptop).
Now the end user may choose and design how he wish the preferred toy, by ordering it online. Customizing a laptop is not as easy as it sounds. You have to find the right parameters that fulfill the request of having a laptop. Now days we have many different type of CPU speeds and CPU brands. Understanding the CPU speed and performance is a tech geek issue. Scaling them up form pentium3 pentium4 dual core , celeron, centrino, core 2 duo , quad core etc is not the only solution. It is possible that a Core 2 duo processor clocked higher can be better in performance than a quad core clocked lower. Reviewing carefully on the internet, reading on the forums and posting is a good solution for having information fast and the right one.
Than you have to specify the ram, graphic card, screen, etc etc etc. Is an endless of additional Gadgets out there.
As a conclusion when choosing a laptop keep this in mind:
1. Choose light weight laptop (You need portability, that's the main reason of having a laptop, other way go and buy a PC).
2. Review the specs on the internet and ask about them on forums (Yahoo answers is a good place too).
3. Choose always within your budget limit , but be open to opportunities like a little more money for more performance or a lot less money for little drop in performance.
4. Buy from trusted sellers.
5. The most important: Come and read my other posts with the new laptop.