I've only refueled a couple of times so far, because I own it since January, but it seems my fuelgauge is a bit pessimistic. With one bar left, I got 8 or 9 (2.1-2.3 Gallon) liters of fuel in. The one time I ran on reserve, 10km (6 miles) in, I could only squeeze about 10 or 11 liters (2.6 -2.9...