2007 BMW 325 vs. 1991 Opel Astra
To start off, 2007 BMW 325 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Opel Astra. In addition, the cost of maintenance, including insurance, on 1991 Opel Astra would be higher. At 2,497 cc (6 cylinders), 2007 BMW 325 is equipped with a bigger engine. In terms of performance, 2007 BMW 325 (215 HP @ 5600 RPM) has 159 more horse power than 1991 Opel Astra. (56 HP @ 4600 RPM). In normal driving conditions, 2007 BMW 325 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 325 weights approximately 370 kg more than 1991 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 BMW 325 (250 Nm @ 2750 RPM) has 145 more torque (in Nm) than 1991 Opel Astra. (105 Nm @ 2400 RPM). This means 2007 BMW 325 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra.
Compare all specifications:
2007 BMW 325 | 1991 Opel Astra | |
Make | BMW | Opel |
Model | 325 | Astra |
Year Released | 2007 | 1991 |
Engine Position | Front | Front |
Engine Size | 2497 cc | 1700 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | in-line | in-line |
Horse Power | 215 HP | 56 HP |
Engine RPM | 5600 RPM | 4600 RPM |
Torque | 250 Nm | 105 Nm |
Torque RPM | 2750 RPM | 2400 RPM |
Engine Bore Size | 78.8 mm | 82.5 mm |
Engine Stroke Size | 82 mm | 79.5 mm |
Engine Compression Ratio | 11.0:1 | 23.0:1 |
Top Speed | 247 km/hour | 150 km/hour |
Acceleration 0-100mph | 6.9 seconds | 18.8 seconds |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 2 doors | 3 doors |
Vehicle Weight | 1420 kg | 1050 kg |
Vehicle Length | 4590 mm | 4060 mm |
Vehicle Width | 1400 mm | 1670 mm |
Vehicle Height | 1790 mm | 1430 mm |
Wheelbase Size | 2770 mm | 2530 mm |
Fuel Tank Capacity | 63 L | 40 L |