Audi A8 servicing costs

[Oystercatcher]

A friend is looking at D3 platform Audi A8s, either the 4.2Tdi V8 or the 6.0 W12. Does anyone have any info on the relative servicing costs please?

[Oystercatcher]

KungFuPanda said:

st the bed. £1000 for a major service on the W12!

Don't think he knows what he's letting himself in for