1971 Alfa Romeo Junior vs. 2011 BMW X5
To start off, 2011 BMW X5 is newer by 40 year(s). Which means there will be less support and parts availability for 1971 Alfa Romeo Junior. In addition, the cost of maintenance, including insurance, on 1971 Alfa Romeo Junior would be higher. At 2,993 cc (6 cylinders), 2011 BMW X5 is equipped with a bigger engine. In terms of performance, 2011 BMW X5 (244 HP @ 4000 RPM) has 158 more horse power than 1971 Alfa Romeo Junior. (86 HP @ 6000 RPM) In normal driving conditions, 2011 BMW X5 should accelerate faster than 1971 Alfa Romeo Junior. With that said, vehicle weight also plays an important factor in acceleration. 2011 BMW X5 weights approximately 1180 kg more than 1971 Alfa Romeo Junior. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 BMW X5 is all wheel drive (AWD), it will have significant more traction and grip than 1971 Alfa Romeo Junior. In wet, icy, snow, or gravel driving conditions, 2011 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, 2011 BMW X5 (540 Nm @ 1750 RPM) has 425 more torque (in Nm) than 1971 Alfa Romeo Junior. (115 Nm @ 3200 RPM). This means 2011 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1971 Alfa Romeo Junior. 2011 BMW X5 has automatic transmission and 1971 Alfa Romeo Junior has manual transmission. 1971 Alfa Romeo Junior will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 BMW X5 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1971 Alfa Romeo Junior | 2011 BMW X5 | |
| Make | Alfa Romeo | BMW |
| Model | Junior | X5 |
| Year Released | 1971 | 2011 |
| Engine Position | Front | Front |
| Engine Size | 1288 cc | 2993 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 86 HP | 244 HP |
| Engine RPM | 6000 RPM | 4000 RPM |
| Torque | 115 Nm | 540 Nm |
| Torque RPM | 3200 RPM | 1750 RPM |
| Engine Bore Size | 74 mm | 90 mm |
| Engine Stroke Size | 75 mm | 84 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | Rear | AWD |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 970 kg | 2150 kg |
| Vehicle Length | 3910 mm | 4857 mm |
| Vehicle Width | 1560 mm | 1933 mm |
| Vehicle Height | 1290 mm | 1776 mm |
| Wheelbase Size | 2260 mm | 2934 mm |
