1971 Austin 1800 vs. 2007 BMW X5
To start off, 2007 BMW X5 is newer by 36 year(s). Which means there will be less support and parts availability for 1971 Austin 1800. In addition, the cost of maintenance, including insurance, on 1971 Austin 1800 would be higher. At 2,979 cc (6 cylinders), 2007 BMW X5 is equipped with a bigger engine. In terms of performance, 2007 BMW X5 (228 HP @ 5900 RPM) has 142 more horse power than 1971 Austin 1800. (86 HP @ 5400 RPM) In normal driving conditions, 2007 BMW X5 should accelerate faster than 1971 Austin 1800. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW X5 weights approximately 886 kg more than 1971 Austin 1800. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 BMW X5 is four wheel drive (4WD), it will have significant more traction and grip than 1971 Austin 1800. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 BMW X5 (300 Nm @ 3500 RPM) has 160 more torque (in Nm) than 1971 Austin 1800. (140 Nm @ 3000 RPM). This means 2007 BMW X5 will have an easier job in driving up hills or pulling heavy equipment than 1971 Austin 1800.
Compare all specifications:
| 1971 Austin 1800 | 2007 BMW X5 | |
| Make | Austin | BMW |
| Model | 1800 | X5 |
| Year Released | 1971 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 1798 cc | 2979 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 86 HP | 228 HP |
| Engine RPM | 5400 RPM | 5900 RPM |
| Torque | 140 Nm | 300 Nm |
| Torque RPM | 3000 RPM | 3500 RPM |
| Engine Compression Ratio | 9.0:1 | 10.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | 4WD |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1194 kg | 2080 kg |
| Vehicle Length | 4250 mm | 4670 mm |
| Vehicle Width | 1710 mm | 1710 mm |
| Vehicle Height | 1420 mm | 1880 mm |
| Wheelbase Size | 2700 mm | 2830 mm |
| Fuel Tank Capacity | 49 L | 85 L |
