2006 Alfa Romeo 166 vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 7 year(s). Which means there will be less support and parts availability for 2006 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2006 Alfa Romeo 166 would be higher. At 3,179 cc (6 cylinders), 2006 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (318 HP @ 6000 RPM) has 80 more horse power than 2006 Alfa Romeo 166. (238 HP @ 6200 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 2006 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 200 kg more than 2006 Alfa Romeo 166. 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, 2006 Alfa Romeo 166, 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 161 more torque (in Nm) than 2006 Alfa Romeo 166. (289 Nm @ 4800 RPM). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 166.
Compare all specifications:
| 2006 Alfa Romeo 166 | 2013 BMW 6 series | |
| Make | Alfa Romeo | BMW |
| Model | 166 | 6 series |
| Year Released | 2006 | 2013 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 2979 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 238 HP | 318 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 289 Nm | 450 Nm |
| Torque RPM | 4800 RPM | 4500 RPM |
| Engine Bore Size | 93 mm | 89 mm |
| Engine Stroke Size | 78 mm | 89 mm |
| Engine Compression Ratio | 10.0:1 | 10.2 :1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 245 km/hour | 250 km/hour |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1615 kg | 1815 kg |
| Vehicle Length | 4730 mm | 4894 mm |
| Vehicle Width | 1810 mm | 1894 mm |
| Vehicle Height | 1420 mm | 1369 mm |
| Wheelbase Size | 2710 mm | 2855 mm |
| Fuel Tank Capacity | 69 L | 70 L |
