2005 Opel Astra vs. 1974 Volkswagen Passat
To start off, 2005 Opel Astra is newer by 31 year(s). Which means there will be less support and parts availability for 1974 Volkswagen Passat. In addition, the cost of maintenance, including insurance, on 1974 Volkswagen Passat would be higher. At 1,796 cc (4 cylinders), 2005 Opel Astra is equipped with a bigger engine. In terms of performance, 2005 Opel Astra (121 HP @ 5600 RPM) has 73 more horse power than 1974 Volkswagen Passat. (48 HP @ 5000 RPM). In normal driving conditions, 2005 Opel Astra should accelerate faster than 1974 Volkswagen Passat. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Astra weights approximately 315 kg more than 1974 Volkswagen Passat. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Opel Astra (170 Nm @ 3800 RPM) has 85 more torque (in Nm) than 1974 Volkswagen Passat. (85 Nm @ 3000 RPM). This means 2005 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1974 Volkswagen Passat.
Compare all specifications:
| 2005 Opel Astra | 1974 Volkswagen Passat | |
| Make | Opel | Volkswagen |
| Model | Astra | Passat |
| Year Released | 2005 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1422 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 121 HP | 48 HP |
| Engine RPM | 5600 RPM | 5000 RPM |
| Torque | 170 Nm | 85 Nm |
| Torque RPM | 3800 RPM | 3000 RPM |
| Engine Bore Size | 80.5 mm | 76.5 mm |
| Engine Stroke Size | 88.2 mm | 80 mm |
| Engine Compression Ratio | 10.5:1 | 23.5:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1260 kg | 945 kg |
| Vehicle Length | 4260 mm | 4200 mm |
| Vehicle Width | 1760 mm | 1630 mm |
| Vehicle Height | 1470 mm | 1370 mm |
| Wheelbase Size | 2620 mm | 2480 mm |
| Fuel Tank Capacity | 52 L | 45 L |
