1981 BMW 520 vs. 1971 Lancia Stratos
To start off, 1981 BMW 520 is newer by 10 year(s). Which means there will be less support and parts availability for 1971 Lancia Stratos. In addition, the cost of maintenance, including insurance, on 1971 Lancia Stratos would be higher. At 1,991 cc (6 cylinders), 1981 BMW 520 is equipped with a bigger engine. In terms of performance, 1981 BMW 520 (123 HP @ 5800 RPM) has 9 more horse power than 1971 Lancia Stratos. (114 HP @ 6100 RPM). In normal driving conditions, 1981 BMW 520 should accelerate faster than 1971 Lancia Stratos. With that said, vehicle weight also plays an important factor in acceleration. 1981 BMW 520 weights approximately 240 kg more than 1971 Lancia Stratos. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1981 BMW 520 (170 Nm) has 15 more torque (in Nm) than 1971 Lancia Stratos. (155 Nm). This means 1981 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1971 Lancia Stratos.
Compare all specifications:
| 1981 BMW 520 | 1971 Lancia Stratos | |
| Make | BMW | Lancia |
| Model | 520 | Stratos |
| Year Released | 1981 | 1971 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 1991 cc | 1582 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 123 HP | 114 HP |
| Engine RPM | 5800 RPM | 6100 RPM |
| Torque | 170 Nm | 155 Nm |
| Engine Bore Size | 80 mm | 82 mm |
| Engine Stroke Size | 66 mm | 74.9 mm |
| Engine Compression Ratio | 9.8:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1220 kg | 980 kg |
| Vehicle Length | 4630 mm | 3680 mm |
| Vehicle Width | 1710 mm | 1710 mm |
| Vehicle Height | 1430 mm | 1090 mm |
| Wheelbase Size | 2630 mm | 2170 mm |
