Cost sometimes equates with Quality. Saving few dollars might not be worth all the broken stuff you'll have after unpacking your boxes. Either one, make sure you get an insurance coverage for the most expensive items you are shipping(lost or damaged).
I went for Freightworks, no hassles , very proper and detailed when packing the things. They quote me the Full Allowance, but I asked for some discount. So, they agreed to cover up to $400 incase my container encounters any unforeseen additional taxes, or fees.