1965 Alfa Romeo Spider vs. 2009 Mercedes-Benz SL
To start off, 2009 Mercedes-Benz SL is newer by 44 year(s). Which means there will be less support and parts availability for 1965 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1965 Alfa Romeo Spider would be higher. At 5,512 cc (12 cylinders), 2009 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2009 Mercedes-Benz SL (510 HP @ 5000 RPM) has 347 more horse power than 1965 Alfa Romeo Spider. (163 HP @ 5900 RPM) In normal driving conditions, 2009 Mercedes-Benz SL should accelerate faster than 1965 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz SL weights approximately 620 kg more than 1965 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2009 Mercedes-Benz SL (830 Nm @ 1900 RPM) has 610 more torque (in Nm) than 1965 Alfa Romeo Spider. (220 Nm @ 4000 RPM). This means 2009 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1965 Alfa Romeo Spider.
Compare all specifications:
| 1965 Alfa Romeo Spider | 2009 Mercedes-Benz SL | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | Spider | SL |
| Year Released | 1965 | 2009 |
| Body Type | Roadster | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2582 cc | 5512 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 3 valves |
| Horse Power | 163 HP | 510 HP |
| Engine RPM | 5900 RPM | 5000 RPM |
| Torque | 220 Nm | 830 Nm |
| Torque RPM | 4000 RPM | 1900 RPM |
| Engine Compression Ratio | 9.2:1 | 11.0:1 |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1330 kg | 1950 kg |
| Vehicle Length | 4510 mm | 4540 mm |
| Vehicle Width | 1610 mm | 1820 mm |
| Vehicle Height | 1390 mm | 1300 mm |
| Wheelbase Size | 2510 mm | 2570 mm |
| Fuel Tank Capacity | 46 L | 80 L |
