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This post has been edited by budang: Jul 31 2019, 12:50 PM

My current ride:
1) Model : BMW F30 318i (LCI) 2018 1.5 3 cylinder twin scroll turbo 8 speed ZF Automatic torque converter
2) Petrol Used : Petronas Ron95
3) Engine Oil Used : Serviced by BMW, not sure what they use but it's fully synthetic
4) Latest mileage : ~26,000km
5) Modification : None
6) Tire size : 225/50/17 Bridgestone Potenza Run flat

Scenario 1 (Daily driving)
7) Fuel Consumption : 11.5 - 12.0 km/l (measured against on board trip computer & actual petrol used)
8) Driving Condition : 10% highway 90% city
9) Average Speed/Max rpm : 25km/h, RPM can't measure due to constant stop & go (heavy - standstill traffic 80% of the time)


Scenario 2 (Interstate driving on PLUS highway)
7) Fuel Consumption : 19 - 21km/l (measured against on board trip computer & actual petrol used)
8) Driving Condition : 90% highway 10% city
9) Average Speed/Max rpm : 100 - 120km/h, 1850-2000rpm


My previous ride:
1) Model : Perodua Myvi 2011 (Lagi Best edition) 1.3 Ezi naturally aspirated 4 speed torque converter Auto
2) Petrol Used : Petronas Ron95
3) Engine Oil Used : Perodua genuine oil Semi Synthetic 5W-30
4) Latest mileage : ~107,000km
5) Modification : K&N Drop-in air filter & full set hotbits catback exhaust system
6) Tire size : 175/65/14 Nexen rear & Hankook front


Scenario 1 (Daily driving)
7) Fuel Consumption : 12.0 - 13.0 km/l (measured against on board trip computer & actual petrol used)
8) Driving Condition : 10% highway 90% city
9) Average Speed/Max rpm : 25km/h, RPM can't measure due to constant stop & go (heavy - standstill traffic 80% of the time)

Scenario 2 (Interstate driving on PLUS highway)
7) Fuel Consumption : 16 - 17km/l (measured against on board trip computer & actual petrol used)
8) Driving Condition : 90% highway 10% city
9) Average Speed/Max rpm : 100 - 120km/h, 2700-3200rpm

It is indeed very fuel saving considering the vehicle is nearly 1.5 tonnes. But part of it is also because I'm really light on the gas most of the time and hardly exceed 120km/h when travelling inter-state.