1956 Buick 40 vs. 2013 BMW X5
To start off, 2013 BMW X5 is newer by 57 year(s). Which means there will be less support and parts availability for 1956 Buick 40. In addition, the cost of maintenance, including insurance, on 1956 Buick 40 would be higher. At 5,279 cc (8 cylinders), 1956 Buick 40 is equipped with a bigger engine. In terms of performance, 2013 BMW X5 (261 HP @ 4200 RPM) has 9 more horse power than 1956 Buick 40. (252 HP @ 4400 RPM) In normal driving conditions, 2013 BMW X5 should accelerate faster than 1956 Buick 40. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X5 weights approximately 765 kg more than 1956 Buick 40. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 1956 Buick 40. In wet, icy, snow, or gravel driving conditions, 2013 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, 2013 BMW X5 (576 Nm @ 2250 RPM) has 114 more torque (in Nm) than 1956 Buick 40. (462 Nm @ 3200 RPM). This means 2013 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1956 Buick 40.
Compare all specifications:
| 1956 Buick 40 | 2013 BMW X5 | |
| Make | Buick | BMW |
| Model | 40 | X5 |
| Year Released | 1956 | 2013 |
| Engine Position | Front | Front |
| Engine Size | 5279 cc | 2993 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 252 HP | 261 HP |
| Engine RPM | 4400 RPM | 4200 RPM |
| Torque | 462 Nm | 576 Nm |
| Torque RPM | 3200 RPM | 2250 RPM |
| Engine Bore Size | 101.6 mm | 84 mm |
| Engine Stroke Size | 81.4 mm | 90 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | AWD |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1590 kg | 2355 kg |
| Vehicle Width | 1950 mm | 2197 mm |
| Wheelbase Size | 3110 mm | 2933 mm |
