2008 Audi A4 vs. 2004 Audi S4
To start off, 2008 Audi A4 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Audi S4. In addition, the cost of maintenance, including insurance, on 2004 Audi S4 would be higher. At 4,172 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (339 HP @ 7000 RPM) has 89 more horse power than 2008 Audi A4. (250 HP @ 5700 RPM) In normal driving conditions, 2004 Audi S4 should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 330 kg more than 2008 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A4. In wet, icy, snow, or gravel driving conditions, 2004 Audi S4 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, 2004 Audi S4 (410 Nm @ 3500 RPM) has 215 more torque (in Nm) than 2008 Audi A4. (195 Nm @ 3300 RPM). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4. 2008 Audi A4 has automatic transmission and 2004 Audi S4 has manual transmission. 2004 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi A4 | 2004 Audi S4 | |
| Make | Audi | Audi |
| Model | A4 | S4 |
| Year Released | 2008 | 2004 |
| Body Type | Sedan | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 4172 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 5 valves |
| Horse Power | 250 HP | 339 HP |
| Engine RPM | 5700 RPM | 7000 RPM |
| Torque | 195 Nm | 410 Nm |
| Torque RPM | 3300 RPM | 3500 RPM |
| Engine Bore Size | 82.5 mm | 84.5 mm |
| Engine Stroke Size | 92.8 mm | 92.8 mm |
| Engine Compression Ratio | 10.3:1 | 11.0:1 |
| Top Speed | 205 km/hour | 250 km/hour |
| Acceleration 0-100mph | 10.4 seconds | 5.8 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1390 kg | 1720 kg |
| Vehicle Length | 4180 mm | 4590 mm |
| Vehicle Height | 1560 mm | 1430 mm |
| Wheelbase Size | 2650 mm | 2470 mm |
| Fuel Consumption Overall | 7.9 L/100km | 13.4 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
