2009 BMW X5 vs. 1955 Bristol 403
To start off, 2009 BMW X5 is newer by 54 year(s). Which means there will be less support and parts availability for 1955 Bristol 403. In addition, the cost of maintenance, including insurance, on 1955 Bristol 403 would be higher. At 4,799 cc (8 cylinders), 2009 BMW X5 is equipped with a bigger engine. In terms of performance, 2009 BMW X5 (350 HP @ 6300 RPM) has 263 more horse power than 1955 Bristol 403. (87 HP @ 5000 RPM). In normal driving conditions, 2009 BMW X5 should accelerate faster than 1955 Bristol 403.
Because 2009 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1955 Bristol 403. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 BMW X5 (475 Nm @ 3400 RPM) has 329 more torque (in Nm) than 1955 Bristol 403. (146 Nm @ 3500 RPM). This means 2009 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1955 Bristol 403. 2009 BMW X5 has automatic transmission and 1955 Bristol 403 has manual transmission. 1955 Bristol 403 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW X5 | 1955 Bristol 403 | |
| Make | BMW | Bristol |
| Model | X5 | 403 |
| Year Released | 2009 | 1955 |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 1971 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 350 HP | 87 HP |
| Engine RPM | 6300 RPM | 5000 RPM |
| Torque | 475 Nm | 146 Nm |
| Torque RPM | 3400 RPM | 3500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Length | 4860 mm | 4870 mm |
| Vehicle Width | 1940 mm | 1710 mm |
| Vehicle Height | 1770 mm | 1530 mm |
| Wheelbase Size | 2940 mm | 2900 mm |
