1987 Ford Sierra vs. 1972 McLaren M21
To start off, 1987 Ford Sierra is newer by 15 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 2,303 cc (4 cylinders), 1987 Ford Sierra is equipped with a bigger engine. In terms of performance, 1972 McLaren M21 (267 HP @ 10000 RPM) has 201 more horse power than 1987 Ford Sierra. (66 HP @ 4200 RPM) In normal driving conditions, 1972 McLaren M21 should accelerate faster than 1987 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1987 Ford Sierra weights approximately 705 kg more than 1972 McLaren M21.
Compare all specifications:
| 1987 Ford Sierra | 1972 McLaren M21 | |
| Make | Ford | McLaren |
| Model | Sierra | M21 |
| Year Released | 1987 | 1972 |
| Engine Size | 2303 cc | 1897 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 66 HP | 267 HP |
| Engine RPM | 4200 RPM | 10000 RPM |
| Fuel Type | Diesel | Gasoline |
| Vehicle Weight | 1170 kg | 465 kg |
