2004 AC Aceca vs. 1972 McLaren M21
To start off, 2004 AC Aceca is newer by 32 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 4,600 cc (8 cylinders), 2004 AC Aceca is equipped with a bigger engine. In terms of performance, 2004 AC Aceca (301 HP @ 5800 RPM) has 34 more horse power than 1972 McLaren M21. (267 HP @ 10000 RPM). In normal driving conditions, 2004 AC Aceca should accelerate faster than 1972 McLaren M21. With that said, vehicle weight also plays an important factor in acceleration. 2004 AC Aceca weights approximately 1045 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:
| 2004 AC Aceca | 1972 McLaren M21 | |
| Make | AC | McLaren |
| Model | Aceca | M21 |
| Year Released | 2004 | 1972 |
| Engine Size | 4600 cc | 1897 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 301 HP | 267 HP |
| Engine RPM | 5800 RPM | 10000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Vehicle Weight | 1510 kg | 465 kg |
