2009 Audi Q7 vs. 1989 Infiniti Q45
To start off, 2009 Audi Q7 is newer by 20 year(s). Which means there will be less support and parts availability for 1989 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1989 Infiniti Q45 would be higher. At 5,934 cc (12 cylinders), 2009 Audi Q7 is equipped with a bigger engine. In terms of performance, 2009 Audi Q7 (494 HP @ 3750 RPM) has 217 more horse power than 1989 Infiniti Q45. (277 HP @ 6000 RPM). In normal driving conditions, 2009 Audi Q7 should accelerate faster than 1989 Infiniti Q45. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi Q7 weights approximately 855 kg more than 1989 Infiniti Q45. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi Q7 is four wheel drive (4WD), it will have significant more traction and grip than 1989 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2009 Audi Q7 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2009 Audi Q7 (1,000 Nm @ 1750 RPM) has 604 more torque (in Nm) than 1989 Infiniti Q45. (396 Nm @ 4000 RPM). This means 2009 Audi Q7 will have an easier job in driving up hills or pulling heavy equipment than 1989 Infiniti Q45.
Compare all specifications:
2009 Audi Q7 | 1989 Infiniti Q45 | |
Make | Audi | Infiniti |
Model | Q7 | Q45 |
Year Released | 2009 | 1989 |
Body Type | SUV | Sedan |
Engine Position | Front | Front |
Engine Size | 5934 cc | 4494 cc |
Engine Cylinders | 12 cylinders | 8 cylinders |
Engine Type | V | V |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 494 HP | 277 HP |
Engine RPM | 3750 RPM | 6000 RPM |
Torque | 1000 Nm | 396 Nm |
Torque RPM | 1750 RPM | 4000 RPM |
Engine Bore Size | 83 mm | 93.1 mm |
Engine Stroke Size | 91.4 mm | 82.7 mm |
Engine Compression Ratio | 16.0:1 | 10.2:1 |
Fuel Type | Diesel | Gasoline |
Drive Type | 4WD | Rear |
Transmission Type | Automatic | Automatic |
Number of Doors | 5 doors | 4 doors |
Vehicle Weight | 2605 kg | 1750 kg |
Vehicle Length | 5070 mm | 5080 mm |
Vehicle Width | 2010 mm | 1830 mm |
Vehicle Height | 1700 mm | 1440 mm |
Wheelbase Size | 3010 mm | 2890 mm |
Fuel Tank Capacity | 100 L | 72 L |