2004 Alfa Romeo 156 vs. 2007 Volvo S40
To start off, 2007 Volvo S40 is newer by 3 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 1,999 cc (4 cylinders), 2007 Volvo S40 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (148 HP @ 4000 RPM) has 5 more horse power than 2007 Volvo S40. (143 HP @ 6000 RPM). In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 2007 Volvo S40. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 156 kg more than 2007 Volvo S40. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Alfa Romeo 156 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Volvo S40. In wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156 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 Alfa Romeo 156 (300 Nm @ 2000 RPM) has 115 more torque (in Nm) than 2007 Volvo S40. (185 Nm @ 4500 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 2007 Volvo S40.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2007 Volvo S40 | |
| Make | Alfa Romeo | Volvo |
| Model | 156 | S40 |
| Year Released | 2004 | 2007 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1999 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 143 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 300 Nm | 185 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Engine Bore Size | 82 mm | 83 mm |
| Engine Stroke Size | 90.4 mm | 90 mm |
| Engine Compression Ratio | 18.5:1 | 10.8:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 200 km/hour | 210 km/hour |
| Acceleration 0-100mph | 10.5 seconds | 9.5 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1525 kg | 1369 kg |
| Vehicle Width | 1750 mm | 1460 mm |
| Vehicle Height | 1460 mm | 1780 mm |
| Wheelbase Size | 2600 mm | 2650 mm |
| Fuel Consumption Overall | 6.8 L/100km | 10 L/100km |
| Fuel Tank Capacity | 63 L | 62 L |
