2003 BMW X5 vs. 1979 Buick Regal
To start off, 2003 BMW X5 is newer by 24 year(s). Which means there will be less support and parts availability for 1979 Buick Regal. In addition, the cost of maintenance, including insurance, on 1979 Buick Regal would be higher. At 4,398 cc (8 cylinders), 2003 BMW X5 is equipped with a bigger engine. In terms of performance, 2003 BMW X5 (338 HP @ 6100 RPM) has 234 more horse power than 1979 Buick Regal. (104 HP @ 4000 RPM). In normal driving conditions, 2003 BMW X5 should accelerate faster than 1979 Buick Regal. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW X5 weights approximately 765 kg more than 1979 Buick Regal. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1979 Buick Regal. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 BMW X5 (400 Nm @ 3700 RPM) has 183 more torque (in Nm) than 1979 Buick Regal. (217 Nm @ 2000 RPM). This means 2003 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1979 Buick Regal.
Compare all specifications:
| 2003 BMW X5 | 1979 Buick Regal | |
| Make | BMW | Buick |
| Model | X5 | Regal |
| Year Released | 2003 | 1979 |
| Engine Position | Front | Front |
| Engine Size | 4398 cc | 3214 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 338 HP | 104 HP |
| Engine RPM | 6100 RPM | 4000 RPM |
| Torque | 400 Nm | 217 Nm |
| Torque RPM | 3700 RPM | 2000 RPM |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 2195 kg | 1430 kg |
| Vehicle Length | 4670 mm | 5090 mm |
| Vehicle Width | 1880 mm | 1840 mm |
| Vehicle Height | 1720 mm | 1370 mm |
| Wheelbase Size | 2730 mm | 2750 mm |
