1973 AC 428 vs. 1966 Ford 12 M
To start off, 1973 AC 428 is newer by 7 year(s). Which means there will be less support and parts availability for 1966 Ford 12 M. In addition, the cost of maintenance, including insurance, on 1966 Ford 12 M would be higher. At 7,002 cc (8 cylinders), 1973 AC 428 is equipped with a bigger engine. In terms of performance, 1973 AC 428 (298 HP @ 4600 RPM) has 228 more horse power than 1966 Ford 12 M. (70 HP @ 5000 RPM). In normal driving conditions, 1973 AC 428 should accelerate faster than 1966 Ford 12 M. With that said, vehicle weight also plays an important factor in acceleration. 1973 AC 428 weights approximately 535 kg more than 1966 Ford 12 M. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1973 AC 428 (639 Nm @ 2800 RPM) has 504 more torque (in Nm) than 1966 Ford 12 M. (135 Nm @ 2400 RPM). This means 1973 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1966 Ford 12 M.
Compare all specifications:
| 1973 AC 428 | 1966 Ford 12 M | |
| Make | AC | Ford |
| Model | 428 | 12 M |
| Year Released | 1973 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 7002 cc | 1699 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 298 HP | 70 HP |
| Engine RPM | 4600 RPM | 5000 RPM |
| Torque | 639 Nm | 135 Nm |
| Torque RPM | 2800 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1430 kg | 895 kg |
| Vehicle Length | 4430 mm | 4320 mm |
| Vehicle Width | 1710 mm | 1610 mm |
| Vehicle Height | 1310 mm | 1410 mm |
| Wheelbase Size | 2450 mm | 2530 mm |
