2003 Alfa Romeo Spider vs. 2013 BMW 7 Series
To start off, 2013 BMW 7 Series is newer by 10 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo Spider would be higher. At 4,395 cc (8 cylinders), 2013 BMW 7 Series is equipped with a bigger engine. In terms of performance, 2013 BMW 7 Series (439 HP @ 5500 RPM) has 203 more horse power than 2003 Alfa Romeo Spider. (236 HP @ 6200 RPM) In normal driving conditions, 2013 BMW 7 Series should accelerate faster than 2003 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 7 Series weights approximately 682 kg more than 2003 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 7 Series is all wheel drive (AWD), it will have significant more traction and grip than 2003 Alfa Romeo Spider. In wet, icy, snow, or gravel driving conditions, 2013 BMW 7 Series 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, 2013 BMW 7 Series (651 Nm @ 4500 RPM) has 362 more torque (in Nm) than 2003 Alfa Romeo Spider. (289 Nm @ 4800 RPM). This means 2013 BMW 7 Series will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo Spider. 2013 BMW 7 Series has automatic transmission and 2003 Alfa Romeo Spider has manual transmission. 2003 Alfa Romeo Spider will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2013 BMW 7 Series will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo Spider | 2013 BMW 7 Series | |
| Make | Alfa Romeo | BMW |
| Model | Spider | 7 Series |
| Year Released | 2003 | 2013 |
| Body Type | Roadster | Sedan |
| 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 | 236 HP | 439 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 289 Nm | 651 Nm |
| Torque RPM | 4800 RPM | 4500 RPM |
| Engine Bore Size | 93.1 mm | 89 mm |
| Engine Stroke Size | 78 mm | 88 mm |
| Engine Compression Ratio | 10.5:1 | 10.0 :1 |
| Acceleration 0-100mph | 6.3 seconds | 4.6 seconds |
| Drive Type | Front | AWD |
| Transmission Type | Manual | 8-speed automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1470 kg | 2152 kg |
| Vehicle Length | 4310 mm | 5074 mm |
| Vehicle Width | 1790 mm | 2134 mm |
| Vehicle Height | 1320 mm | 1471 mm |
| Wheelbase Size | 2710 mm | 3070 mm |
| Fuel Consumption Highway | 9.3 L/100km | 7.5 L/100km |
| Fuel Consumption City | 19.9 L/100km | 11.6 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
