1991 Ford Mustang vs. 1970 AC 428
To start off, 1991 Ford Mustang is newer by 21 year(s). Which means there will be less support and parts availability for 1970 AC 428. In addition, the cost of maintenance, including insurance, on 1970 AC 428 would be higher. At 7,003 cc (8 cylinders), 1970 AC 428 is equipped with a bigger engine. In terms of performance, 1970 AC 428 (298 HP @ 4600 RPM) has 192 more horse power than 1991 Ford Mustang. (106 HP @ 4600 RPM) In normal driving conditions, 1970 AC 428 should accelerate faster than 1991 Ford Mustang. With that said, vehicle weight also plays an important factor in acceleration. 1970 AC 428 weights approximately 170 kg more than 1991 Ford Mustang. 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, 1970 AC 428 (640 Nm @ 2800 RPM) has 457 more torque (in Nm) than 1991 Ford Mustang. (183 Nm @ 2600 RPM). This means 1970 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Mustang.
Compare all specifications:
| 1991 Ford Mustang | 1970 AC 428 | |
| Make | Ford | AC |
| Model | Mustang | 428 |
| Year Released | 1991 | 1970 |
| Engine Position | Front | Front |
| Engine Size | 2301 cc | 7003 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 106 HP | 298 HP |
| Engine RPM | 4600 RPM | 4600 RPM |
| Torque | 183 Nm | 640 Nm |
| Torque RPM | 2600 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1260 kg | 1430 kg |
| Vehicle Length | 4560 mm | 4430 mm |
| Vehicle Width | 1760 mm | 1710 mm |
| Vehicle Height | 1330 mm | 1310 mm |
| Wheelbase Size | 2560 mm | 2450 mm |
