2007 BMW X5 vs. 1991 Cadillac DeVille
To start off, 2007 BMW X5 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Cadillac DeVille. In addition, the cost of maintenance, including insurance, on 1991 Cadillac DeVille would be higher. At 4,894 cc (8 cylinders), 1991 Cadillac DeVille is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (228 HP @ 5900 RPM) has 31 more horse power than 1991 Cadillac DeVille. (197 HP @ 4100 RPM). In normal driving conditions, 2007 BMW X5 should accelerate faster than 1991 Cadillac DeVille. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 494 kg more than 1991 Cadillac DeVille. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Cadillac DeVille. In wet, icy, snow, or gravel driving conditions, 2007 BMW X5 will offer significantly more control. 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, 1991 Cadillac DeVille (373 Nm @ 3000 RPM) has 73 more torque (in Nm) than 2007 BMW X5. (300 Nm @ 3500 RPM). This means 1991 Cadillac DeVille will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW X5.
Compare all specifications:
| 2007 BMW X5 | 1991 Cadillac DeVille | |
| Make | BMW | Cadillac |
| Model | X5 | DeVille |
| Year Released | 2007 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 4894 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 228 HP | 197 HP |
| Engine RPM | 5900 RPM | 4100 RPM |
| Torque | 300 Nm | 373 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 84.1 mm | 92 mm |
| Engine Stroke Size | 89.6 mm | 92 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2104 kg | 1610 kg |
| Vehicle Length | 4670 mm | 5160 mm |
| Vehicle Width | 1710 mm | 1850 mm |
| Vehicle Height | 1880 mm | 1400 mm |
| Wheelbase Size | 2830 mm | 2820 mm |
