1970 AC 428 vs. 2003 Opel Vectra
To start off, 2003 Opel Vectra is newer by 33 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 145 more horse power than 2003 Opel Vectra. (153 HP @ 5600 RPM). In normal driving conditions, 1970 AC 428 should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 80 kg more than 1970 AC 428.
Because 1970 AC 428 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1970 AC 428. However, in wet, icy, snow, or gravel driving conditions, 2003 Opel Vectra, being front wheel drive (FWD), will offer much better control with better grip. 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 411 more torque (in Nm) than 2003 Opel Vectra. (229 Nm @ 3800 RPM). This means 1970 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 1970 AC 428 | 2003 Opel Vectra | |
| Make | AC | Opel |
| Model | 428 | Vectra |
| Year Released | 1970 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 7003 cc | 2172 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 298 HP | 153 HP |
| Engine RPM | 4600 RPM | 5600 RPM |
| Torque | 640 Nm | 229 Nm |
| Torque RPM | 2800 RPM | 3800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1430 kg | 1510 kg |
| Vehicle Length | 4430 mm | 4830 mm |
| Vehicle Width | 1710 mm | 1800 mm |
| Vehicle Height | 1310 mm | 1510 mm |
