1972 McLaren M21 vs. 2009 Mercedes-Benz C
To start off, 2009 Mercedes-Benz C is newer by 37 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 2,148 cc (4 cylinders), 2009 Mercedes-Benz C is equipped with a bigger engine. In terms of performance, 1972 McLaren M21 (267 HP @ 10000 RPM) has 147 more horse power than 2009 Mercedes-Benz C. (120 HP @ 4200 RPM). In normal driving conditions, 1972 McLaren M21 should accelerate faster than 2009 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2009 Mercedes-Benz C weights approximately 1090 kg more than 1972 McLaren M21.
Compare all specifications:
| 1972 McLaren M21 | 2009 Mercedes-Benz C | |
| Make | McLaren | Mercedes-Benz |
| Model | M21 | C |
| Year Released | 1972 | 2009 |
| Engine Size | 1897 cc | 2148 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 267 HP | 120 HP |
| Engine RPM | 10000 RPM | 4200 RPM |
| Fuel Type | Gasoline | Diesel |
| Vehicle Weight | 465 kg | 1555 kg |
