2009 Acura MDX vs. 2005 Audi S4
To start off, 2009 Acura MDX is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Audi S4. In addition, the cost of maintenance, including insurance, on 2005 Audi S4 would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6300 RPM) has 40 more horse power than 2009 Acura MDX. (300 HP @ 6000 RPM) In normal driving conditions, 2005 Audi S4 should accelerate faster than 2009 Acura MDX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 56 kg more than 2009 Acura MDX. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 36 more torque (in Nm) than 2009 Acura MDX. (374 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2009 Acura MDX.
Compare all specifications:
| 2009 Acura MDX | 2005 Audi S4 | |
| Make | Acura | Audi |
| Model | MDX | S4 |
| Year Released | 2009 | 2005 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3664 cc | 4161 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 300 HP | 340 HP |
| Engine RPM | 6000 RPM | 6300 RPM |
| Torque | 374 Nm | 410 Nm |
| Number of Seats | 7 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1784 kg | 1840 kg |
| Vehicle Length | 4850 mm | 4580 mm |
| Vehicle Width | 2000 mm | 1780 mm |
| Vehicle Height | 1740 mm | 1400 mm |
| Wheelbase Size | 2760 mm | 2660 mm |
| Fuel Consumption Highway | 11.8 L/100km | 10.2 L/100km |
| Fuel Consumption City | 15.7 L/100km | 13.8 L/100km |
| Fuel Consumption Overall | 13.8 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 79 L | 63 L |
