2001 BMW M vs. 1971 AC 428
To start off, 2001 BMW M is newer by 30 year(s). Which means there will be less support and parts availability for 1971 AC 428. In addition, the cost of maintenance, including insurance, on 1971 AC 428 would be higher. At 7,003 cc (8 cylinders), 1971 AC 428 is equipped with a bigger engine. In terms of performance, 2001 BMW M (320 HP @ 7400 RPM) has 22 more horse power than 1971 AC 428. (298 HP @ 4600 RPM). In normal driving conditions, 2001 BMW M should accelerate faster than 1971 AC 428. With that said, vehicle weight also plays an important factor in acceleration. 1971 AC 428 weights approximately 55 kg more than 2001 BMW M.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1971 AC 428 (639 Nm @ 2800 RPM) has 294 more torque (in Nm) than 2001 BMW M. (345 Nm @ 4900 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2001 BMW M. 1971 AC 428 has automatic transmission and 2001 BMW M has manual transmission. 2001 BMW M will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1971 AC 428 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 BMW M | 1971 AC 428 | |
| Make | BMW | AC |
| Model | M | 428 |
| Year Released | 2001 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 3169 cc | 7003 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 320 HP | 298 HP |
| Engine RPM | 7400 RPM | 4600 RPM |
| Torque | 345 Nm | 639 Nm |
| Torque RPM | 4900 RPM | 2800 RPM |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1375 kg | 1430 kg |
| Vehicle Length | 4030 mm | 4430 mm |
| Vehicle Width | 1750 mm | 1710 mm |
| Vehicle Height | 1290 mm | 1310 mm |
| Wheelbase Size | 2450 mm | 2450 mm |
