2004 Audi S4 vs. 1966 Mercedes-Benz SL
To start off, 2004 Audi S4 is newer by 38 year(s). Which means there will be less support and parts availability for 1966 Mercedes-Benz SL. In addition, the cost of maintenance, including insurance, on 1966 Mercedes-Benz SL would be higher. At 4,172 cc (8 cylinders), 2004 Audi S4 is equipped with a bigger engine. In terms of performance, 2004 Audi S4 (339 HP @ 7000 RPM) has 190 more horse power than 1966 Mercedes-Benz SL. (149 HP @ 5500 RPM). In normal driving conditions, 2004 Audi S4 should accelerate faster than 1966 Mercedes-Benz SL. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi S4 weights approximately 420 kg more than 1966 Mercedes-Benz SL. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1966 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 2004 Audi S4 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, 2004 Audi S4 (410 Nm @ 3500 RPM) has 214 more torque (in Nm) than 1966 Mercedes-Benz SL. (196 Nm @ 4200 RPM). This means 2004 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1966 Mercedes-Benz SL.
Compare all specifications:
| 2004 Audi S4 | 1966 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | S4 | SL |
| Year Released | 2004 | 1966 |
| Body Type | Station Wagon | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 2306 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 339 HP | 149 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 410 Nm | 196 Nm |
| Torque RPM | 3500 RPM | 4200 RPM |
| Engine Compression Ratio | 11.0:1 | 21.0:1 |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1720 kg | 1300 kg |
| Vehicle Length | 4590 mm | 4290 mm |
| Vehicle Width | 1780 mm | 1770 mm |
| Vehicle Height | 1430 mm | 1310 mm |
| Wheelbase Size | 2470 mm | 2410 mm |
| Fuel Tank Capacity | 63 L | 52 L |
