2007 Alfa Romeo Spider vs. 2009 BMW M3
To start off, 2009 BMW M3 is newer by 2 year(s). Which means there will be less support and parts availability for 2007 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 2007 Alfa Romeo Spider would be higher. At 3,999 cc (8 cylinders), 2009 BMW M3 is equipped with a bigger engine. In terms of performance, 2009 BMW M3 (414 HP @ 8300 RPM) has 217 more horse power than 2007 Alfa Romeo Spider. (197 HP @ 4000 RPM) In normal driving conditions, 2009 BMW M3 should accelerate faster than 2007 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo Spider weights approximately 210 kg more than 2009 BMW M3.
Because 2009 BMW M3 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 2009 BMW M3. However, in wet, icy, snow, or gravel driving conditions, 2007 Alfa Romeo Spider, 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, both vehicles can yield 400 Nm of torque. So under normal driving conditions, the ability to climb up hills and pull heavy equipment should be relatively similar for both vehicles.
Compare all specifications:
| 2007 Alfa Romeo Spider | 2009 BMW M3 | |
| Make | Alfa Romeo | BMW |
| Model | Spider | M3 |
| Year Released | 2007 | 2009 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2386 cc | 3999 cc |
| Engine Cylinders | 5 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 197 HP | 414 HP |
| Engine RPM | 4000 RPM | 8300 RPM |
| Torque | 400 Nm | 400 Nm |
| Torque RPM | 2000 RPM | 3900 RPM |
| Engine Compression Ratio | 17.0:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 228 km/hour | 245 km/hour |
| Acceleration 0-100mph | 8.4 seconds | 4.6 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1735 kg | 1525 kg |
| Vehicle Length | 4440 mm | 4620 mm |
| Vehicle Width | 1840 mm | 1420 mm |
| Vehicle Height | 1380 mm | 1760 mm |
| Wheelbase Size | 2530 mm | 2770 mm |
| Fuel Consumption Overall | 6.8 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 70 L | 63 L |
