1973 BMW Touring vs. 2004 Opel Astra
To start off, 2004 Opel Astra is newer by 31 year(s). Which means there will be less support and parts availability for 1973 BMW Touring. In addition, the cost of maintenance, including insurance, on 1973 BMW Touring would be higher. At 1,796 cc (4 cylinders), 2004 Opel Astra is equipped with a bigger engine. In terms of performance, 2004 Opel Astra (125 HP @ 5600 RPM) has 40 more horse power than 1973 BMW Touring. (85 HP @ 5700 RPM) In normal driving conditions, 2004 Opel Astra should accelerate faster than 1973 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 2004 Opel Astra weights approximately 295 kg more than 1973 BMW Touring. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2004 Opel Astra (167 Nm @ 3800 RPM) has 37 more torque (in Nm) than 1973 BMW Touring. (130 Nm @ 3500 RPM). This means 2004 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW Touring.
Compare all specifications:
1973 BMW Touring | 2004 Opel Astra | |
Make | BMW | Opel |
Model | Touring | Astra |
Year Released | 1973 | 2004 |
Engine Position | Front | Front |
Engine Size | 1573 cc | 1796 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 85 HP | 125 HP |
Engine RPM | 5700 RPM | 5600 RPM |
Torque | 130 Nm | 167 Nm |
Torque RPM | 3500 RPM | 3800 RPM |
Engine Bore Size | 84 mm | 80.5 mm |
Engine Stroke Size | 71 mm | 88.2 mm |
Engine Compression Ratio | 8.6:1 | 10.5:1 |
Number of Seats | 5 seats | 5 seats |
Vehicle Weight | 1030 kg | 1325 kg |
Vehicle Length | 4120 mm | 4520 mm |
Vehicle Width | 1600 mm | 1800 mm |
Vehicle Height | 1390 mm | 1510 mm |
Wheelbase Size | 2510 mm | 2700 mm |