1991 Chevrolet Cavalier vs. 2006 BMW 645
To start off, 2006 BMW 645 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Chevrolet Cavalier. In addition, the cost of maintenance, including insurance, on 1991 Chevrolet Cavalier would be higher. At 4,398 cc (8 cylinders), 2006 BMW 645 is equipped with a bigger engine. In terms of performance, 2006 BMW 645 (328 HP @ 6100 RPM) has 234 more horse power than 1991 Chevrolet Cavalier. (94 HP @ 5200 RPM) In normal driving conditions, 2006 BMW 645 should accelerate faster than 1991 Chevrolet Cavalier. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 645 weights approximately 587 kg more than 1991 Chevrolet Cavalier. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 BMW 645 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 2006 BMW 645. However, in wet, icy, snow, or gravel driving conditions, 1991 Chevrolet Cavalier, 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, 2006 BMW 645 (450 Nm @ 3600 RPM) has 287 more torque (in Nm) than 1991 Chevrolet Cavalier. (163 Nm @ 3200 RPM). This means 2006 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1991 Chevrolet Cavalier. 2006 BMW 645 has automatic transmission and 1991 Chevrolet Cavalier has manual transmission. 1991 Chevrolet Cavalier will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 BMW 645 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Chevrolet Cavalier | 2006 BMW 645 | |
| Make | Chevrolet | BMW |
| Model | Cavalier | 645 |
| Year Released | 1991 | 2006 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2189 cc | 4398 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 94 HP | 328 HP |
| Engine RPM | 5200 RPM | 6100 RPM |
| Torque | 163 Nm | 450 Nm |
| Torque RPM | 3200 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1105 kg | 1692 kg |
| Vehicle Length | 4640 mm | 4830 mm |
| Vehicle Width | 1690 mm | 1860 mm |
| Vehicle Height | 1330 mm | 1380 mm |
| Wheelbase Size | 2580 mm | 2790 mm |
