1991 Opel Astra vs. 2006 Rover 75
To start off, 2006 Rover 75 is newer by 15 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 2,495 cc (6 cylinders), 2006 Rover 75 is equipped with a bigger engine. In terms of performance, 2006 Rover 75 (175 HP @ 4000 RPM) has 116 more horse power than 1991 Opel Astra. (59 HP @ 5200 RPM) In normal driving conditions, 2006 Rover 75 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2006 Rover 75 weights approximately 395 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.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2006 Rover 75 (240 Nm @ 4000 RPM) has 136 more torque (in Nm) than 1991 Opel Astra. (104 Nm @ 2800 RPM). This means 2006 Rover 75 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra. 2006 Rover 75 has automatic transmission and 1991 Opel Astra has manual transmission. 1991 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Rover 75 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Opel Astra | 2006 Rover 75 | |
| Make | Opel | Rover |
| Model | Astra | 75 |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 1389 cc | 2495 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 59 HP | 175 HP |
| Engine RPM | 5200 RPM | 4000 RPM |
| Torque | 104 Nm | 240 Nm |
| Torque RPM | 2800 RPM | 4000 RPM |
| Engine Bore Size | 77.6 mm | 80 mm |
| Engine Stroke Size | 73.4 mm | 82.8 mm |
| Top Speed | 155 km/hour | 220 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 975 kg | 1370 kg |
| Vehicle Length | 4280 mm | 4750 mm |
| Vehicle Width | 1690 mm | 1780 mm |
| Vehicle Height | 1480 mm | 1430 mm |
| Wheelbase Size | 2530 mm | 2750 mm |
