2008 BMW 635 vs. 1991 Opel Astra
To start off, 2008 BMW 635 is newer by 17 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 2,993 cc (6 cylinders), 2008 BMW 635 is equipped with a bigger engine. In terms of performance, 2008 BMW 635 (282 HP @ 4400 RPM) has 182 more horse power than 1991 Opel Astra. (100 HP @ 5600 RPM). In normal driving conditions, 2008 BMW 635 should accelerate faster than 1991 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 635 weights approximately 630 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.
Because 2008 BMW 635 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2008 BMW 635. However, in wet, icy, snow, or gravel driving conditions, 1991 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2008 BMW 635 (581 Nm @ 1750 RPM) has 446 more torque (in Nm) than 1991 Opel Astra. (135 Nm @ 3400 RPM). This means 2008 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Astra. 2008 BMW 635 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. 2008 BMW 635 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 BMW 635 | 1991 Opel Astra | |
| Make | BMW | Opel |
| Model | 635 | Astra |
| Year Released | 2008 | 1991 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 2993 cc | 1597 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 282 HP | 100 HP |
| Engine RPM | 4400 RPM | 5600 RPM |
| Torque | 581 Nm | 135 Nm |
| Torque RPM | 1750 RPM | 3400 RPM |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1725 kg | 1095 kg |
| Vehicle Length | 4830 mm | 4280 mm |
| Vehicle Width | 1860 mm | 1690 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2790 mm | 2640 mm |
| Fuel Tank Capacity | 70 L | 52 L |
