1966 Alfa Romeo Giulia vs. 2005 Opel Astra
To start off, 2005 Opel Astra is newer by 39 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 1,598 cc (4 cylinders), 2005 Opel Astra is equipped with a bigger engine. In terms of performance, 1966 Alfa Romeo Giulia (105 HP @ 6200 RPM) has 21 more horse power than 2005 Opel Astra. (84 HP @ 5400 RPM). In normal driving conditions, 1966 Alfa Romeo Giulia should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 234 kg more than 1966 Alfa Romeo Giulia.
Let's talk about torque, 2005 Opel Astra (138 Nm @ 2600 RPM) has 5 more torque (in Nm) than 1966 Alfa Romeo Giulia. (133 Nm @ 4500 RPM). This means 2005 Opel Astra 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 | 2005 Opel Astra | |
| Make | Alfa Romeo | Opel |
| Model | Giulia | Astra |
| Year Released | 1966 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 1598 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 105 HP | 84 HP |
| Engine RPM | 6200 RPM | 5400 RPM |
| Torque | 133 Nm | 138 Nm |
| Torque RPM | 4500 RPM | 2600 RPM |
| Engine Bore Size | 78 mm | 79 mm |
| Engine Stroke Size | 82 mm | 81.5 mm |
| Engine Compression Ratio | 9.2:1 | 9.6:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 972 kg | 1206 kg |
| Vehicle Length | 4130 mm | 4290 mm |
| Vehicle Width | 1670 mm | 1720 mm |
| Vehicle Height | 1250 mm | 1470 mm |
| Wheelbase Size | 2260 mm | 2620 mm |
| Fuel Tank Capacity | 100 L | 52 L |
