But since it's a program from the same developers as CCleaner, Recuva and Defraggler, we can only expect it to improve! Speccy Portable is still in beta development and lacks extra features we find on other similar tools, such as performance tests or a list of installed software, etc.
The basic data displayed by Speccy Portable can also be found in some specific areas on the Windows system, but Speccy makes it easier for you by gathering everything in a single interface and providing more details.