Just like any computer the mini laptops are going to operate best with the original operating systems that they come installed with. Although there are definitely instances where this is not always the case, most users are not interested in the technical aspects of exactly why this would be the case. In the vast majority people want their mini laptops to operate in a highly reliable fashion when they are using them. As for the switching of operating systems, this is more of a focused effort to try out various technical tweaks which could actually enhance the performance of the computer.
Typically however the designs of today's mini laptops for sale are going reflect the best combination of hardware and software (operating system) and will come this way straight from the computer manufacturer. This is obviously the result of a great deal of product testing and therefore is typically the best way to get the most out of the computer.
Since the mini laptops have been on the market there have been several variations of the standard operating systems which are found on the small laptops. The list includes highly efficient examples such as special versions of Linux as well as Windows operating systems from XP, Vista and Windows 7. There are additional examples which are once again the overall best match for the hardware which the computers including laptops under £100 are designed around such as the Win CE architecture in the mini 7 netbooks. Each laptop will provide the level of performance which it is designed for merely by the amount of power found within the hardware.