VMware Fusion vs VMware vSphere: What are the differences?
VMware Fusion: Simple Virtual Machines for Mac. It gives Mac users the power to run Windows on Mac along with hundreds of other operating systems side by side with Mac applications, without rebooting. It is simple enough for home users and powerful enough for IT professionals, developers and businesses; VMware vSphere: Free bare-metal hypervisor that virtualizes servers so you can consolidate your applications on less hardware. vSphere is the world’s leading server virtualization platform. Run fewer servers and reduce capital and operating costs using VMware vSphere to build a cloud computing infrastructure.
VMware Fusion and VMware vSphere can be primarily classified as "Virtualization Platform" tools.