1967 AC 428 vs. 2006 Cadillac STS
To start off, 2006 Cadillac STS is newer by 39 year(s). Which means there will be less support and parts availability for 1967 AC 428. In addition, the cost of maintenance, including insurance, on 1967 AC 428 would be higher. At 7,010 cc (8 cylinders), 1967 AC 428 is equipped with a bigger engine. In terms of performance, 1967 AC 428 (345 HP @ 4600 RPM) has 25 more horse power than 2006 Cadillac STS. (320 HP @ 6400 RPM). In normal driving conditions, 1967 AC 428 should accelerate faster than 2006 Cadillac STS.
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, 1967 AC 428 (627 Nm @ 2800 RPM) has 199 more torque (in Nm) than 2006 Cadillac STS. (428 Nm @ 4400 RPM). This means 1967 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS.
Compare all specifications:
| 1967 AC 428 | 2006 Cadillac STS | |
| Make | AC | Cadillac |
| Model | 428 | STS |
| Year Released | 1967 | 2006 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 7010 cc | 4556 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 345 HP | 320 HP |
| Engine RPM | 4600 RPM | 6400 RPM |
| Torque | 627 Nm | 428 Nm |
| Torque RPM | 2800 RPM | 4400 RPM |
| Engine Bore Size | 105 mm | 93 mm |
| Engine Stroke Size | 101.2 mm | 84 mm |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Length | 4520 mm | 4990 mm |
| Vehicle Width | 1710 mm | 1850 mm |
| Vehicle Height | 1260 mm | 1470 mm |
| Wheelbase Size | 2440 mm | 2960 mm |
| Fuel Tank Capacity | 85 L | 64 L |
