1971 Austin 3 vs. 2013 BMW 6 series
To start off, 2013 BMW 6 series is newer by 42 year(s). Which means there will be less support and parts availability for 1971 Austin 3. In addition, the cost of maintenance, including insurance, on 1971 Austin 3 would be higher. At 4,395 cc (8 cylinders), 2013 BMW 6 series is equipped with a bigger engine. In terms of performance, 2013 BMW 6 series (437 HP @ 5500 RPM) has 314 more horse power than 1971 Austin 3. (123 HP @ 4500 RPM) In normal driving conditions, 2013 BMW 6 series should accelerate faster than 1971 Austin 3. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW 6 series weights approximately 519 kg more than 1971 Austin 3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 BMW 6 series is all wheel drive (AWD), it will have significant more traction and grip than 1971 Austin 3. In wet, icy, snow, or gravel driving conditions, 2013 BMW 6 series 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 6 series (651 Nm @ 4500 RPM) has 433 more torque (in Nm) than 1971 Austin 3. (218 Nm @ 3000 RPM). This means 2013 BMW 6 series will have an easier job in driving up hills or pulling heavy equipment than 1971 Austin 3.
Compare all specifications:
| 1971 Austin 3 | 2013 BMW 6 series | |
| Make | Austin | BMW |
| Model | 3 | 6 series |
| Year Released | 1971 | 2013 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2910 cc | 4395 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 123 HP | 437 HP |
| Engine RPM | 4500 RPM | 5500 RPM |
| Torque | 218 Nm | 651 Nm |
| Torque RPM | 3000 RPM | 4500 RPM |
| Engine Bore Size | 83.4 mm | 89 mm |
| Engine Stroke Size | 88.9 mm | 89 mm |
| Engine Compression Ratio | 9.0:1 | 10.0 :1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1490 kg | 2009 kg |
| Vehicle Length | 4720 mm | 5009 mm |
| Vehicle Width | 1700 mm | 2081 mm |
| Vehicle Height | 1450 mm | 1392 mm |
| Wheelbase Size | 2940 mm | 2968 mm |
| Fuel Tank Capacity | 65 L | 70 L |
