My 220D burns about 1 quart in 1,000 miles. It weaps oil, but doesn't leave a mark on the ground.
My '95 does not burn or leak a drop.

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1992 500SEL 25K
1995 E320 40K
1995 SL600 120K
2002 JX8 Sport 43K
2005 Volvo S40 95K
2006 Isuzu NPR 304K (Frankencamper)
2007 Crown Victoria 150K
2014 Smart Electric 20K