2009 Audi A4 vs. 2013 Infiniti G
To start off, 2013 Infiniti G is newer by 4 year(s). Which means there will be less support and parts availability for 2009 Audi A4. In addition, the cost of maintenance, including insurance, on 2009 Audi A4 would be higher. At 3,696 cc (4 cylinders), 2013 Infiniti G is equipped with a bigger engine. In terms of performance, 2013 Infiniti G (324 HP @ 7000 RPM) has 113 more horse power than 2009 Audi A4. (211 HP @ 4300 RPM) In normal driving conditions, 2013 Infiniti G should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2013 Infiniti G weights approximately 733 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 Infiniti G (365 Nm @ 5200 RPM) has 15 more torque (in Nm) than 2009 Audi A4. (350 Nm @ 1500 RPM). This means 2013 Infiniti G will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2013 Infiniti G | |
| Make | Audi | Infiniti |
| Model | A4 | G |
| Year Released | 2009 | 2013 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 3696 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | W |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 211 HP | 324 HP |
| Engine RPM | 4300 RPM | 7000 RPM |
| Torque | 350 Nm | 365 Nm |
| Torque RPM | 1500 RPM | 5200 RPM |
| Engine Bore Size | 82.5 mm | 95 mm |
| Engine Stroke Size | 92.8 mm | 86 mm |
| Fuel Type | Gasoline | Gasoline / Electric Hybrid |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | CVT |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1032 kg | 1765 kg |
| Vehicle Length | 4710 mm | 4750 mm |
| Vehicle Width | 1840 mm | 1773 mm |
| Vehicle Height | 1430 mm | 1468 mm |
| Wheelbase Size | 2820 mm | 2850 mm |
| Fuel Consumption | 7.8 L/100km | 7.8 L/100km |
| Fuel Consumption City | 10.2 L/100km | 11.7 L/100km |
