2004 Alfa Romeo 156 vs. 2008 Audi S4
To start off, 2008 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 2004 Alfa Romeo 156. In addition, the cost of maintenance, including insurance, on 2004 Alfa Romeo 156 would be higher. At 4,124 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (456 HP @ 6800 RPM) has 308 more horse power than 2004 Alfa Romeo 156. (148 HP @ 4000 RPM) In normal driving conditions, 2008 Audi S4 should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi S4 weights approximately 370 kg more than 2004 Alfa Romeo 156. 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, 2008 Audi S4 (302 Nm @ 3500 RPM) has 2 more torque (in Nm) than 2004 Alfa Romeo 156. (300 Nm @ 2000 RPM). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156. 2008 Audi S4 has automatic transmission and 2004 Alfa Romeo 156 has manual transmission. 2004 Alfa Romeo 156 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Audi S4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2008 Audi S4 | |
| Make | Alfa Romeo | Audi |
| Model | 156 | S4 |
| Year Released | 2004 | 2008 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 4124 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 148 HP | 456 HP |
| Engine RPM | 4000 RPM | 6800 RPM |
| Torque | 300 Nm | 302 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Engine Compression Ratio | 18.5:1 | 11.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 200 km/hour | 249 km/hour |
| Acceleration 0-100mph | 10.5 seconds | 6.1 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1525 kg | 1895 kg |
| Vehicle Width | 1750 mm | 1400 mm |
| Vehicle Height | 1460 mm | 1400 mm |
| Wheelbase Size | 2600 mm | 2660 mm |
| Fuel Consumption Overall | 6.8 L/100km | 16.4 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
