Walt likes it. I think he glossed over a lot of the differences, and the few features he wished he had are not bundled but are available elsewhere (for instance, VMware Converter).

Link: Personal Technology –

But I found Fusion puts less strain on the computer overall. While I like Parallels and have used it since it came out, it sometimes slows down my Mac, especially when it is starting up Windows or performing some other major task. Fusion has a much smaller impact on the Mac’s overall performance.