Infiniti FX I (facelift 2006) 45 V8 32V (319 Hp) AWD


Overall Rating

7.9 / 10
Safety N/A / 5
Not Rated
Engine 4.2 / 5
Value 3.5 / 5
Performance 4.5 / 5
Comfort 3.8 / 5
People\'s Opinion N/A / 5
Not Rated

Infiniti FX:

The Infiniti QX70, formerly the Infiniti FX until 2013, is a mid-size luxury crossover SUV marketed by Infiniti, Nissan's luxury division between 2002 and 2019 over two generations. The model replaced the QX4 as Infiniti's mid-size SUV. The model does not have a Nissan-branded equivalent, and was never sold in Japan.
The nameplates FX35 and FX45 refer to the two available engines. The FX35 is available in two drivetrains, the RWD and the AWD, which are both fitted to a dual overhead cam 3. 5-liter 24-valve V6 VQ35DE gasoline engine, with aluminum-alloy block and heads, electronically controlled throttle system, and low-friction molybdenum-coated pistons that makes use of the continuous variable valve timing which in part optimizes the opening of intake valves. This is also coupled with an electronically controlled super-wide ratio five-speed automatic with a manumatic shift mode that includes the option of sequentially selected manual gearshifts and downshift rev-matching....(Read more on Wikipedia)

I (facelift 2006) Overview:

Infiniti FX (I (facelift 2006)). With 466 Nm of torque, it offers ample pulling power. At around 2005 kg, it’s on the heavier side. All‑wheel drive provides excellent grip, ideal for off‑road use. Acceleration is good (0–100 km/h in 6.3 s). The top speed reaches 225 km/h. A vehicle that combines characteristics of SUVs and hatchbacks for versatility. Seating for 5 makes it ideal for daily use.

45 V8 32V (319 Hp) AWD Verdict:

Rating 4 stars

Performance Verdict

The 319 Hp V8 engine delivers robust acceleration (6.3s 0-100km/h) and strong highway cruising capability, characteristic of Infiniti's performance-oriented luxury. Power delivery is smooth and responsive.

Fuel Economy

As a large V8, fuel economy is a significant drawback, with urban consumption around 15.7 l/100 km. It's not designed for efficiency but for exhilarating power and a commanding presence.

Best Use Case: Highway cruising, spirited driving, and situations where raw power and a distinctive exhaust note are prioritized over fuel efficiency.

Pros and Cons:

Pros:

  • • Powerful V8 engines with strong acceleration
  • • Distinctive and aggressive styling that stands out
  • • Sporty handling for a crossover, engaging to drive
  • • Luxurious and well-appointed interior with quality materials
  • • Standard AWD provides confident traction in various conditions

Cons:

  • • Poor fuel economy due to large V8 engines
  • • Firm ride quality may not suit all drivers, especially on rough roads
  • • Limited rear passenger space compared to some rivals
  • • High maintenance costs typical for a luxury V8
  • • Aging infotainment system by modern standards

Specifications:

Specifications are compared to those of the previous generation(I: 2003 - 2006).

General:
Brand:Infiniti
Model:FX
Generation:I (facelift 2006)
Modification (Engine):45 V8 32V (319 Hp) AWD
Start of production:2006
End of production:2008
Powertrain Architecture:Internal Combustion engine
Body type:Crossover
Seats:5
Doors:5
Engine:
Power:319 Hp @ 6400 rpm. Same horsepower
Power per litre:71 Hp/l [Same length.]
Torque:466 Nm @ 4000 rpm.
Engine Model/Code:VK45DE More details about the engine VK45DE
Engine displacement:4494
Number of cylinders:8
Engine configuration:V-engine
Number of valves per cylinder:4
Fuel injection system:Multi-port manifold injection
Engine aspiration:Naturally aspirated engine
Engine oil capacity:5.8 l
Coolant:10 l
Engine layout:Front, Longitudinal
Cylinder Bore:93 mm mm
Piston Stroke:82.7 mm mm
Compression ratio:10.5:1
Performance:
Fuel Type:Petrol (Gasoline)
Fuel consumption (economy) - urban:15.7 l/100 km
Fuel consumption (economy) - extra urban:12.4 l/100 km
Acceleration 0 - 100 km/h:6.3 sec
Acceleration 0 - 62 mph:6.3 sec
Maximum speed:225 km/h
Weight-to-power ratio:6.3 kg/Hp, 159.1 Hp/tonne
Weight-to-torque ratio:4.3 kg/Nm, 232.4 Nm/tonne
Acceleration 0 - 60 mph:6 sec
Space:
Kerb Weight:2005
Max. weight:2478
Max load:473
Trunk (boot) space - maximum:1826 l
Trunk (boot) space - minimum:776 l
Fuel tank capacity:90 l
Size:
Length:4803 mm mm [Same length.]
Width:1925 mm mm [Same width.]
Height:1674 mm mm [23mm more]
Wheelbase:2850 mm mm [Same wheelbase.]
Front track:1593 mm
Rear (Back) track:1640 mm
Powertrain:
Drive wheelAll wheel drive (4x4)
Number of gears5
Transmission typeAutomatic
Front brakesDisc
Rear brakesDisc
Assisting systemsABS (Anti-lock braking system)
Tires size265/50 R20
Front suspensionIndependent, type McPherson with coil spring and anti-roll bar
Rear suspensionIndependent multi-link spring suspension with stabilizer

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