1981 Chevrolet Blazer vs. 1972 McLaren M21
To start off, 1981 Chevrolet Blazer is newer by 9 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 4,093 cc (6 cylinders), 1981 Chevrolet Blazer is equipped with a bigger engine. In terms of performance, 1972 McLaren M21 (267 HP @ 10000 RPM) has 138 more horse power than 1981 Chevrolet Blazer. (129 HP @ 4000 RPM) In normal driving conditions, 1972 McLaren M21 should accelerate faster than 1981 Chevrolet Blazer. With that said, vehicle weight also plays an important factor in acceleration. 1981 Chevrolet Blazer weights approximately 1365 kg more than 1972 McLaren M21.
Compare all specifications:
| 1981 Chevrolet Blazer | 1972 McLaren M21 | |
| Make | Chevrolet | McLaren |
| Model | Blazer | M21 |
| Year Released | 1981 | 1972 |
| Engine Size | 4093 cc | 1897 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 129 HP | 267 HP |
| Engine RPM | 4000 RPM | 10000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1830 kg | 465 kg |
