What's the difference between single spindle and multi spindles CNC router for wood cabinet door

For many different models of cnc wood routers, customers don't know which one is more suitable for their work. So we made a test with our single spindle cnc router and four spindles cnc router for same wood cabinet door design, from this video, we can know what's the difference between single head and multi heads CNC router.

When you need do some different design, with single head machine, you need change tools by manual, but with multi heads machine, it can change tools automatically.