2008 Cadillac STS vs. 1971 AC 428
To start off, 2008 Cadillac STS is newer by 37 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, 2008 Cadillac STS (320 HP @ 6400 RPM) has 22 more horse power than 1971 AC 428. (298 HP @ 4600 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 1971 AC 428. With that said, vehicle weight also plays an important factor in acceleration. 2008 Cadillac STS weights approximately 205 kg more than 1971 AC 428. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Cadillac STS 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, 2008 Cadillac STS 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 212 more torque (in Nm) than 2008 Cadillac STS. (427 Nm @ 4400 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2008 Cadillac STS.
Compare all specifications:
| 2008 Cadillac STS | 1971 AC 428 | |
| Make | Cadillac | AC |
| Model | STS | 428 |
| Year Released | 2008 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 4565 cc | 7003 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 320 HP | 298 HP |
| Engine RPM | 6400 RPM | 4600 RPM |
| Torque | 427 Nm | 639 Nm |
| Torque RPM | 4400 RPM | 2800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1635 kg | 1430 kg |
| Vehicle Length | 5000 mm | 4430 mm |
| Vehicle Width | 1850 mm | 1710 mm |
| Vehicle Height | 1470 mm | 1310 mm |
| Wheelbase Size | 2960 mm | 2450 mm |
