The Nissan Hardbody 3.3 V6 is known for its robust performance but is not particularly frugal when it comes to fuel consumption. Real-world drivers commonly report average fuel consumption figures of 5–8 km/l, depending on driving conditions and vehicle maintenance. Some users specifically mention averaging around 5.7 km/l, while others have achieved up to 8 km/l under optimal conditions[3][7]. An independent road test recorded fuel consumption at 15.72 litres/100 km (about 6.36 km/l), illustrating the relatively thirsty nature of the V6 engine[6]. Meanwhile, data compiled from multiple vehicles and thousands of miles of driving supports a combined average of 16.25 miles per gallon (mpg), which converts to about 6.8 km/l[1].
While Nissan claimed improved fuel efficiency over previous models with the introduction of friction-reducing technologies and optimized engine components, the real-world figures still reflect that the 3.3 V6 prioritizes power and torque over fuel economy[4].