1973 BMW Touring vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 33 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 1,686 cc (4 cylinders), 2006 Opel Astra is equipped with a bigger engine. In terms of performance, 2006 Opel Astra (99 HP @ 4400 RPM) has 14 more horse power than 1973 BMW Touring. (85 HP @ 5700 RPM) In normal driving conditions, 2006 Opel Astra should accelerate faster than 1973 BMW Touring. With that said, vehicle weight also plays an important factor in acceleration. 2006 Opel Astra weights approximately 335 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, 2006 Opel Astra (240 Nm @ 2300 RPM) has 110 more torque (in Nm) than 1973 BMW Touring. (130 Nm @ 3500 RPM). This means 2006 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 | 2006 Opel Astra | |
Make | BMW | Opel |
Model | Touring | Astra |
Year Released | 1973 | 2006 |
Engine Position | Front | Front |
Engine Size | 1573 cc | 1686 cc |
Engine Cylinders | 4 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 85 HP | 99 HP |
Engine RPM | 5700 RPM | 4400 RPM |
Torque | 130 Nm | 240 Nm |
Torque RPM | 3500 RPM | 2300 RPM |
Engine Bore Size | 84 mm | 79 mm |
Engine Stroke Size | 71 mm | 86 mm |
Engine Compression Ratio | 8.6:1 | 18.4:1 |
Fuel Type | Gasoline | Diesel |
Number of Seats | 5 seats | 4 seats |
Vehicle Weight | 1030 kg | 1365 kg |
Vehicle Length | 4120 mm | 4300 mm |
Vehicle Width | 1600 mm | 1760 mm |
Vehicle Height | 1390 mm | 1440 mm |
Wheelbase Size | 2510 mm | 2620 mm |