You may need some tools to convert VHD to VMDK if you are importing VM from Hyper-V to VMware ESXi because ESXi host will not understand the disk format of Hyper-V virtual machine (VHD). Each Hypervisor uses different virtual machine disk formats such as VMDK for VMware virtual disk and VHD for Hyper-V based virtual machine disks. Diff VCenter 5.5 appliance and vCenter on WIndowsĭisk Converter tools are essential especially when you are migrating virtual machine workloads between two hypervisors.