2009 Audi A4 vs. 2009 Infiniti EX
To start off, both 2009 Audi A4 and 2009 Infiniti EX were released in the same year (2009). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,498 cc (6 cylinders), 2009 Infiniti EX is equipped with a bigger engine. In terms of performance, 2009 Infiniti EX (293 HP @ 6800 RPM) has 41 more horse power than 2009 Audi A4. (252 HP @ 5100 RPM) In normal driving conditions, 2009 Infiniti EX should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2009 Infiniti EX weights approximately 789 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.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Infiniti EX (343 Nm @ 4800 RPM) has 12 more torque (in Nm) than 2009 Audi A4. (331 Nm @ 3250 RPM). This means 2009 Infiniti EX will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4.
Compare all specifications:
| 2009 Audi A4 | 2009 Infiniti EX | |
| Make | Audi | Infiniti |
| Model | A4 | EX |
| Year Released | 2009 | 2009 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 3498 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 252 HP | 293 HP |
| Engine RPM | 5100 RPM | 6800 RPM |
| Torque | 331 Nm | 343 Nm |
| Torque RPM | 3250 RPM | 4800 RPM |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 250 km/hour | 220 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 7.2 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 930 kg | 1719 kg |
| Vehicle Length | 4580 mm | 4640 mm |
| Vehicle Width | 1400 mm | 1810 mm |
| Vehicle Height | 1780 mm | 1600 mm |
| Wheelbase Size | 2660 mm | 2810 mm |
| Fuel Consumption Overall | 11.1 L/100km | 11.5 L/100km |
| Fuel Tank Capacity | 70 L | 82 L |
