1955 Buick 40 vs. 2005 BMW X5
To start off, 2005 BMW X5 is newer by 50 year(s). Which means there will be less support and parts availability for 1955 Buick 40. In addition, the cost of maintenance, including insurance, on 1955 Buick 40 would be higher. At 5,277 cc (8 cylinders), 1955 Buick 40 is equipped with a bigger engine. In terms of performance, 1955 Buick 40 (234 HP @ 4600 RPM) has 19 more horse power than 2005 BMW X5. (215 HP @ 4000 RPM). In normal driving conditions, 1955 Buick 40 should accelerate faster than 2005 BMW X5. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW X5 weights approximately 445 kg more than 1955 Buick 40.
Because 2005 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1955 Buick 40. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 BMW X5 (520 Nm @ 2000 RPM) has 73 more torque (in Nm) than 1955 Buick 40. (447 Nm @ 3000 RPM). This means 2005 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1955 Buick 40.
Compare all specifications:
| 1955 Buick 40 | 2005 BMW X5 | |
| Make | Buick | BMW |
| Model | 40 | X5 |
| Year Released | 1955 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 5277 cc | 2926 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 234 HP | 215 HP |
| Engine RPM | 4600 RPM | 4000 RPM |
| Torque | 447 Nm | 520 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | 4WD |
| Vehicle Weight | 1725 kg | 2170 kg |
| Wheelbase Size | 3110 mm | 2830 mm |
