1972 McLaren M21 vs. 1968 Mercedes-Benz E
To start off, 1972 McLaren M21 is newer by 4 year(s). Which means there will be less support and parts availability for 1968 Mercedes-Benz E. In addition, the cost of maintenance, including insurance, on 1968 Mercedes-Benz E would be higher. At 2,197 cc (4 cylinders), 1968 Mercedes-Benz E is equipped with a bigger engine. In terms of performance, 1972 McLaren M21 (267 HP @ 10000 RPM) has 163 more horse power than 1968 Mercedes-Benz E. (104 HP @ 4800 RPM). In normal driving conditions, 1972 McLaren M21 should accelerate faster than 1968 Mercedes-Benz E. With that said, vehicle weight also plays an important factor in acceleration. 1968 Mercedes-Benz E weights approximately 891 kg more than 1972 McLaren M21.
Compare all specifications:
| 1972 McLaren M21 | 1968 Mercedes-Benz E | |
| Make | McLaren | Mercedes-Benz |
| Model | M21 | E |
| Year Released | 1972 | 1968 |
| Engine Size | 1897 cc | 2197 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 267 HP | 104 HP |
| Engine RPM | 10000 RPM | 4800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 465 kg | 1356 kg |
