INFINITI FX 2008–2012 car dimensions: 4865 mm long, 1925 mm wide and 1680 mm high. Unladen weight is 2,150 kg. Braked towing is 1,588 kg.
Dual-zone automatic climate control is standard across models. Cruise control comes standard, with full-speed-range intelligent cruise control available in the Technology Package. A rearview monitor is standard on all models. Front and rear sonar parking sensors and the Around View Monitor come with higher packages. An 8-inch color touchscreen is available with the hard-drive navigation system. Lane Departure Warning and Prevention, Intelligent Brake Assist with Forward Collision Warning, and Blind Spot Intervention are available via the Technology Package on later models in the range.
Cargo volume measures 702 litres with rear seats up and 1756 litres with seats folded. The 60/40-split rear seats fold flat via remote releases in the cargo area. Under-floor storage compartments are provided.
Maximum braked towing capacity reaches 1588 kg on FX50 AWD models and 907 kg on FX35 AWD models. Unbraked towing is rated at 454 kg. Payload including passengers is listed at 536 kg on FX50 models.
Sport Package models add sport-tuned suspension. Continuous Damping Control is available on higher grades.
The cabin uses leather-appointed seats with a driver-focused cockpit layout, dual-zone automatic climate control and rear heating/cooling vents. Front seats offer 10-way power adjustment for the driver including lumbar and 8-way for the passenger. Climate-controlled front seats with heating and cooling are available or standard by grade. Sport seats add power-adjustable side bolsters and manual thigh support. A power sliding glass moonroof is standard. Reclining 60/40 split rear seats fold remotely.
Premium unleaded fuel required. tank capacity 23.8 gallons.
EPA fuel economy examples: FX35 RWD around 15 city/22 highway mpg. AWD lower. FX50 lower still.
Engine oil and filter replaced at regular intervals per maintenance schedule (typically every few thousand miles or months depending on conditions).
NHTSA 5-star frontal and side ratings. 4-star rollover on tested models.
IIHS Good rating in moderate overlap front.
Euro NCAP 5-star overall (86% adult, 77% child, 99% safety assist).
Standard safety includes dual-stage front airbags, side-impact and curtain airbags, Vehicle Dynamic Control, traction control, ABS with Brake Assist, LATCH, tire-pressure monitoring.
The FX runs on premium fuel with a 23.8-gallon tank. Economy varies by engine and drive: the V6 models return mid-teens city and low-20s highway mpg in EPA figures, while the V8 is thirstier. Real-world figures sit in a similar range depending on driving style and load.
Servicing follows the manufacturer's periodic schedule with oil and filter changes at set mileage or time intervals, plus inspections for belts, filters, fluids and other items. Spark plugs are long-life iridium type. Two schedules exist based on driving conditions. Dealer or specialist service keeps the 7-speed automatic and AWD system in check.
Crash protection scores well across tests with a strong body structure, multiple airbags and standard stability systems. Available packages add lane departure warning/prevention, intelligent brake assist with forward collision warning, distance control assist and intelligent cruise. Keeping the car means regular fluid checks, tire rotations and attention to the advanced electronics and suspension options if fitted.
Length 4865 mm, Width 1925 mm, Height 1680 mm, Wheelbase 2885 mm (FX 2008–2012)
Sources: manufacturer data, Infiniti 2010/2012 FX press kits and specs.