1972 McLaren M21 vs. 1995 McLaren F1 GTR
To start off, 1995 McLaren F1 GTR is newer by 23 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 6,063 cc (12 cylinders), 1995 McLaren F1 GTR is equipped with a bigger engine. In terms of performance, 1995 McLaren F1 GTR (627 HP @ 7400 RPM) has 360 more horse power than 1972 McLaren M21. (267 HP @ 10000 RPM) In normal driving conditions, 1995 McLaren F1 GTR should accelerate faster than 1972 McLaren M21. With that said, vehicle weight also plays an important factor in acceleration. 1995 McLaren F1 GTR weights approximately 655 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 | 1995 McLaren F1 GTR | |
| Make | McLaren | McLaren |
| Model | M21 | F1 GTR |
| Year Released | 1972 | 1995 |
| Engine Size | 1897 cc | 6063 cc |
| Engine Cylinders | 4 cylinders | 12 cylinders |
| Engine Type | in-line | V |
| Horse Power | 267 HP | 627 HP |
| Engine RPM | 10000 RPM | 7400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 465 kg | 1120 kg |
