1999 Audi A4 vs. 2004 Mercedes-Benz SL
To start off, 2004 Mercedes-Benz SL is newer by 5 year(s). Which means there will be less support and parts availability for 1999 Audi A4. In addition, the cost of maintenance, including insurance, on 1999 Audi A4 would be higher. At 5,439 cc (8 cylinders), 2004 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2004 Mercedes-Benz SL (493 HP) has 343 more horse power than 1999 Audi A4. (150 HP) In normal driving conditions, 2004 Mercedes-Benz SL should accelerate faster than 1999 Audi A4.
Because 1999 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Mercedes-Benz SL. In wet, icy, snow, or gravel driving conditions, 1999 Audi A4 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 Mercedes-Benz SL (700 Nm) has 490 more torque (in Nm) than 1999 Audi A4. (210 Nm). This means 2004 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1999 Audi A4. 2004 Mercedes-Benz SL has automatic transmission and 1999 Audi A4 has manual transmission. 1999 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2004 Mercedes-Benz SL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1999 Audi A4 | 2004 Mercedes-Benz SL | |
| Make | Audi | Mercedes-Benz |
| Model | A4 | SL |
| Year Released | 1999 | 2004 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 5439 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 3 valves |
| Horse Power | 150 HP | 493 HP |
| Torque | 210 Nm | 700 Nm |
| Engine Compression Ratio | 9.5:1 | 9.0:1 |
| Top Speed | 220 km/hour | 250 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Length | 4480 mm | 4540 mm |
| Vehicle Width | 1740 mm | 1830 mm |
| Vehicle Height | 1420 mm | 1300 mm |
| Wheelbase Size | 2610 mm | 2570 mm |
