1972 McLaren M21 vs. 2008 Mercedes-Benz B
To start off, 2008 Mercedes-Benz B is newer by 36 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 1,927 cc (4 cylinders), 1972 McLaren M21 is equipped with a bigger engine. In terms of performance, 1972 McLaren M21 (283 HP @ 9000 RPM) has 189 more horse power than 2008 Mercedes-Benz B. (94 HP @ 5200 RPM). In normal driving conditions, 1972 McLaren M21 should accelerate faster than 2008 Mercedes-Benz B. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz B weights approximately 837 kg more than 1972 McLaren M21.
Compare all specifications:
| 1972 McLaren M21 | 2008 Mercedes-Benz B | |
| Make | McLaren | Mercedes-Benz |
| Model | M21 | B |
| Year Released | 1972 | 2008 |
| Engine Size | 1927 cc | 1498 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 283 HP | 94 HP |
| Engine RPM | 9000 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Vehicle Weight | 465 kg | 1302 kg |
