2005 Mercedes-Benz SL vs. 1975 AC 428
To start off, 2005 Mercedes-Benz SL is newer by 30 year(s). Which means there will be less support and parts availability for 1975 AC 428. In addition, the cost of maintenance, including insurance, on 1975 AC 428 would be higher. At 7,003 cc (8 cylinders), 1975 AC 428 is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz SL (493 HP @ 4200 RPM) has 195 more horse power than 1975 AC 428. (298 HP @ 4600 RPM). In normal driving conditions, 2005 Mercedes-Benz SL should accelerate faster than 1975 AC 428. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz SL weights approximately 491 kg more than 1975 AC 428. 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, 2005 Mercedes-Benz SL (700 Nm) has 61 more torque (in Nm) than 1975 AC 428. (639 Nm). This means 2005 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1975 AC 428.
Compare all specifications:
| 2005 Mercedes-Benz SL | 1975 AC 428 | |
| Make | Mercedes-Benz | AC |
| Model | SL | 428 |
| Year Released | 2005 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 5441 cc | 7003 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 493 HP | 298 HP |
| Engine RPM | 4200 RPM | 4600 RPM |
| Torque | 700 Nm | 639 Nm |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1921 kg | 1430 kg |
| Vehicle Length | 4540 mm | 4430 mm |
| Vehicle Width | 1820 mm | 1710 mm |
| Vehicle Height | 1300 mm | 1310 mm |
| Wheelbase Size | 2570 mm | 2450 mm |
