- VirtualBox is fast
- It has snapshot capability
- Good compatibility
"D:\Program Files\VMware\OVFTool\ovftool.exe" "D:\Libraries\Documents\Virtual Machines\Ubuntu 64-bit Server 10.04.2 - Copy\Ubuntu 64-bit Server 10.04.2.vmx" "D:\VirtualBox\Ubuntu 64-bit Server 10.04.2.ovf"
"D:\\Program Files\\VMware\\VMware OVF Tool"\\ovftool.exe "Clone of Oracle Enterprise Linux.vmx"