2004 Alfa Romeo 156 vs. 2013 BMW M6
To start off, 2013 BMW M6 is newer by 9 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 4,395 cc (8 cylinders), 2013 BMW M6 is equipped with a bigger engine. In terms of performance, 2013 BMW M6 (552 HP @ 6000 RPM) has 305 more horse power than 2004 Alfa Romeo 156. (247 HP @ 6200 RPM) In normal driving conditions, 2013 BMW M6 should accelerate faster than 2004 Alfa Romeo 156. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW M6 weights approximately 394 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.
Because 2013 BMW M6 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2013 BMW M6. However, in wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156, being front wheel drive (FWD), will offer much better control with better grip. 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, 2013 BMW M6 (678 Nm @ 5750 RPM) has 378 more torque (in Nm) than 2004 Alfa Romeo 156. (300 Nm @ 4800 RPM). This means 2013 BMW M6 will have an easier job in driving up hills or pulling heavy equipment than 2004 Alfa Romeo 156. 2013 BMW M6 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. 2013 BMW M6 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2004 Alfa Romeo 156 | 2013 BMW M6 | |
| Make | Alfa Romeo | BMW |
| Model | 156 | M6 |
| Year Released | 2004 | 2013 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 4395 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 552 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 300 Nm | 678 Nm |
| Torque RPM | 4800 RPM | 5750 RPM |
| Engine Bore Size | 93 mm | 89 mm |
| Engine Stroke Size | 78 mm | 88 mm |
| Engine Compression Ratio | 10.5:1 | 10.0 :1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 7-speed automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1536 kg | 1930 kg |
| Vehicle Length | 4450 mm | 4903 mm |
| Vehicle Width | 1750 mm | 2106 mm |
| Vehicle Height | 1400 mm | 1374 mm |
| Wheelbase Size | 2710 mm | 2851 mm |
| Fuel Tank Capacity | 63 L | 80 L |
