2005 Alfa Romeo 147 vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 8 year(s). Which means there will be less support and parts availability for 2005 Alfa Romeo 147. In addition, the cost of maintenance, including insurance, on 2005 Alfa Romeo 147 would be higher. At 2,979 cc (6 cylinders), 2013 BMW 6 series is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (318 HP @ 6000 RPM) has 170 more horse power than 2005 Alfa Romeo 147. (148 HP @ 4000 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 2005 Alfa Romeo 147. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 450 kg more than 2005 Alfa Romeo 147. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 6 series 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 6 series. However, in wet, icy, snow, or gravel driving conditions, 2005 Alfa Romeo 147, 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 6 series (450 Nm @ 4500 RPM) has 150 more torque (in Nm) than 2005 Alfa Romeo 147. (300 Nm @ 2000 RPM). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 2005 Alfa Romeo 147. 2013 BMW 6 series has automatic transmission and 2005 Alfa Romeo 147 has manual transmission. 2005 Alfa Romeo 147 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 BMW 6 series will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Alfa Romeo 147 | 2013 BMW 6 series | |
| Make | Alfa Romeo | BMW |
| Model | 147 | 6 series |
| Year Released | 2005 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 1968 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 318 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 300 Nm | 450 Nm |
| Torque RPM | 2000 RPM | 4500 RPM |
| Engine Bore Size | 82 mm | 89 mm |
| Engine Stroke Size | 90.4 mm | 89 mm |
| Engine Compression Ratio | 18.5:1 | 10.2 :1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 208 km/hour | 250 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 8-speed shiftable automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1365 kg | 1815 kg |
| Vehicle Length | 4180 mm | 4894 mm |
| Vehicle Width | 1740 mm | 1894 mm |
| Vehicle Height | 1430 mm | 1369 mm |
| Wheelbase Size | 2550 mm | 2855 mm |
| Fuel Tank Capacity | 60 L | 70 L |
