2005 Mercedes-Benz S vs. 1971 AC 428
To start off, 2005 Mercedes-Benz S is newer by 34 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, 1971 AC 428 (298 HP @ 4600 RPM) has 23 more horse power than 2005 Mercedes-Benz S. (275 HP @ 5500 RPM) In normal driving conditions, 1971 AC 428 should accelerate faster than 2005 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz S weights approximately 550 kg more than 1971 AC 428.
Because 2005 Mercedes-Benz S 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, 2005 Mercedes-Benz S 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 238 more torque (in Nm) than 2005 Mercedes-Benz S. (401 Nm @ 3000 RPM). This means 1971 AC 428 will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz S.
Compare all specifications:
| 2005 Mercedes-Benz S | 1971 AC 428 | |
| Make | Mercedes-Benz | AC |
| Model | S | 428 |
| Year Released | 2005 | 1971 |
| Engine Position | Front | Front |
| Engine Size | 4266 cc | 7003 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Horse Power | 275 HP | 298 HP |
| Engine RPM | 5500 RPM | 4600 RPM |
| Torque | 401 Nm | 639 Nm |
| Torque RPM | 3000 RPM | 2800 RPM |
| Fuel Type | Gasoline - Premium | 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 | 1980 kg | 1430 kg |
| Vehicle Length | 5050 mm | 4430 mm |
| Vehicle Width | 1860 mm | 1710 mm |
| Vehicle Height | 1460 mm | 1310 mm |
| Wheelbase Size | 2850 mm | 2450 mm |
