I reckon you will be pleasantly surprised by the DVD using RCA digi output.
Only pain is the disc handling - slow to load up and perhaps skip tracks...
I ran our £29 Alba DVD player up against the Teac VRDS T1 using a 7510 6/4 and the different was fairly minimal really.
I've since moved on to a DPA Enlightenment Dac now and not done that test again. Perhaps I should...