1972 McLaren M21 vs. 2013 BMW X5
To start off, 2013 BMW X5 is newer by 41 year(s). Which means there will be less support and parts availability for 1972 McLaren M21. In addition, the cost of maintenance, including insurance, on 1972 McLaren M21 would be higher. At 2,996 cc (6 cylinders), 2013 BMW X5 is equipped with a bigger engine. In terms of performance, 2013 BMW X5 (296 HP @ 5800 RPM) has 13 more horse power than 1972 McLaren M21. (283 HP @ 9000 RPM) In normal driving conditions, 2013 BMW X5 should accelerate faster than 1972 McLaren M21. With that said, vehicle weight also plays an important factor in acceleration. 2013 BMW X5 weights approximately 1785 kg more than 1972 McLaren M21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1972 McLaren M21 | 2013 BMW X5 | |
| Make | McLaren | BMW |
| Model | M21 | X5 |
| Year Released | 1972 | 2013 |
| Engine Size | 1927 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 283 HP | 296 HP |
| Engine RPM | 9000 RPM | 5800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 465 kg | 2250 kg |
