1971 AC 428 vs. 2010 Opel Insignia
To start off, 2010 Opel Insignia is newer by 39 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, 2010 Opel Insignia (321 HP @ 5500 RPM) has 23 more horse power than 1971 AC 428. (298 HP @ 4600 RPM) In normal driving conditions, 2010 Opel Insignia should accelerate faster than 1971 AC 428.
Because 2010 Opel Insignia is four wheel drive (4WD), it will have significant more traction and grip than 1971 AC 428. In wet, icy, snow, or gravel driving conditions, 2010 Opel Insignia will offer significantly more control. 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 204 more torque (in Nm) than 2010 Opel Insignia. (435 Nm @ 5500 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2010 Opel Insignia.
Compare all specifications:
| 1971 AC 428 | 2010 Opel Insignia | |
| Make | AC | Opel |
| Model | 428 | Insignia |
| Year Released | 1971 | 2010 |
| Engine Position | Front | Front |
| Engine Size | 7003 cc | 2792 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 298 HP | 321 HP |
| Engine RPM | 4600 RPM | 5500 RPM |
| Torque | 639 Nm | 435 Nm |
| Torque RPM | 2800 RPM | 5500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4430 mm | 4830 mm |
| Vehicle Width | 1710 mm | 1856 mm |
| Vehicle Height | 1310 mm | 1498 mm |
| Wheelbase Size | 2450 mm | 2737 mm |
