1966 Alfa Romeo Giulia vs. 2006 Mercedes-Benz SL
To start off, 2006 Mercedes-Benz SL is newer by 40 year(s). Which means there will be less support and parts availability for 1966 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1966 Alfa Romeo Giulia would be higher. At 3,498 cc (6 cylinders), 2006 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2006 Mercedes-Benz SL (268 HP @ 6000 RPM) has 163 more horse power than 1966 Alfa Romeo Giulia. (105 HP @ 6200 RPM) In normal driving conditions, 2006 Mercedes-Benz SL should accelerate faster than 1966 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 2006 Mercedes-Benz SL weights approximately 853 kg more than 1966 Alfa Romeo Giulia. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2006 Mercedes-Benz SL (350 Nm @ 2400 RPM) has 217 more torque (in Nm) than 1966 Alfa Romeo Giulia. (133 Nm @ 4500 RPM). This means 2006 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1966 Alfa Romeo Giulia.
Compare all specifications:
| 1966 Alfa Romeo Giulia | 2006 Mercedes-Benz SL | |
| Make | Alfa Romeo | Mercedes-Benz |
| Model | Giulia | SL |
| Year Released | 1966 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 3498 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 105 HP | 268 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 133 Nm | 350 Nm |
| Torque RPM | 4500 RPM | 2400 RPM |
| Engine Bore Size | 78 mm | 92.9 mm |
| Engine Stroke Size | 82 mm | 86 mm |
| Engine Compression Ratio | 9.2:1 | 10.7:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 972 kg | 1825 kg |
| Vehicle Length | 4130 mm | 4540 mm |
| Vehicle Width | 1670 mm | 1830 mm |
| Vehicle Height | 1250 mm | 1320 mm |
| Wheelbase Size | 2260 mm | 2570 mm |
| Fuel Tank Capacity | 100 L | 80 L |
