2001 Audi A4 vs. 2009 Audi S6
To start off, 2009 Audi S6 is newer by 8 year(s). Which means there will be less support and parts availability for 2001 Audi A4. In addition, the cost of maintenance, including insurance, on 2001 Audi A4 would be higher. At 5,204 cc (10 cylinders), 2009 Audi S6 is equipped with a bigger engine. In terms of performance, 2009 Audi S6 (435 HP @ 6800 RPM) has 188 more horse power than 2001 Audi A4. (247 HP @ 4000 RPM) In normal driving conditions, 2009 Audi S6 should accelerate faster than 2001 Audi A4.
Because 2009 Audi S6 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Audi A4. In wet, icy, snow, or gravel driving conditions, 2009 Audi S6 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 S6 (540 Nm @ 3000 RPM) has 220 more torque (in Nm) than 2001 Audi A4. (320 Nm @ 1750 RPM). This means 2009 Audi S6 will have an easier job in driving up hills or pulling heavy equipment than 2001 Audi A4. 2009 Audi S6 has automatic transmission and 2001 Audi A4 has manual transmission. 2001 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi S6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Audi A4 | 2009 Audi S6 | |
| Make | Audi | Audi |
| Model | A4 | S6 |
| Year Released | 2001 | 2009 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 5204 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Horse Power | 247 HP | 435 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 320 Nm | 540 Nm |
| Torque RPM | 1750 RPM | 3000 RPM |
| Engine Bore Size | 79.5 mm | 84.5 mm |
| Engine Stroke Size | 95.5 mm | 92.8 mm |
| Engine Compression Ratio | 19.0:1 | 12.5:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4550 mm | 4920 mm |
| Vehicle Width | 1770 mm | 2020 mm |
| Vehicle Height | 1430 mm | 1450 mm |
| Wheelbase Size | 2770 mm | 2850 mm |
| Fuel Consumption | 4.7 L/100km | 11.3 L/100km |
| Fuel Consumption City | 7.6 L/100km | 16.9 L/100km |
| Fuel Consumption Overall | 5.7 L/100km | 14.8 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
