Drives: Mercedes E55 AMG (2006), Mercedes 560 SEL (1991)
80 litres. Fuel gauge reading isn't proportional then. Indicated half tank fills up with some 55 litres. Never had the courage to run it empty and can't seem to locate a drain for the tank either. Has anyone actually confirmed by emptying the tank and brimming it afterwards - bearing in mind the fact that gas station pumps may vary significantly in dispensing accuracy?