2008 Audi R8 vs. 2005 Mercedes-Benz S
To start off, 2008 Audi R8 is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz S would be higher. At 5,980 cc (12 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz S (603 HP @ 5250 RPM) has 183 more horse power than 2008 Audi R8. (420 HP @ 7800 RPM) In normal driving conditions, 2005 Mercedes-Benz S should accelerate faster than 2008 Audi R8. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz S weights approximately 1045 kg more than 2008 Audi R8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi R8 is all wheel drive (AWD), it will have significant more traction and grip than 2005 Mercedes-Benz S. In wet, icy, snow, or gravel driving conditions, 2008 Audi R8 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, 2005 Mercedes-Benz S (998 Nm @ 2000 RPM) has 568 more torque (in Nm) than 2008 Audi R8. (430 Nm @ 2500 RPM). This means 2005 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi R8. 2005 Mercedes-Benz S has automatic transmission and 2008 Audi R8 has manual transmission. 2008 Audi R8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Mercedes-Benz S will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Audi R8 | 2005 Mercedes-Benz S | |
| Make | Audi | Mercedes-Benz |
| Model | R8 | S |
| Year Released | 2008 | 2005 |
| Body Type | Coupe | Sedan |
| Engine Position | Middle | Front |
| Engine Size | 4163 cc | 5980 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 3 valves |
| Horse Power | 420 HP | 603 HP |
| Engine RPM | 7800 RPM | 5250 RPM |
| Torque | 430 Nm | 998 Nm |
| Torque RPM | 2500 RPM | 2000 RPM |
| Engine Compression Ratio | 12.5:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Acceleration 0-100mph | 4.6 seconds | 4.8 seconds |
| Drive Type | AWD | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1175 kg | 2220 kg |
| Vehicle Length | 4440 mm | 5050 mm |
| Vehicle Width | 1910 mm | 1860 mm |
| Vehicle Height | 1260 mm | 1450 mm |
| Wheelbase Size | 2660 mm | 3090 mm |
| Fuel Consumption Overall | 14.6 L/100km | 14.8 L/100km |
| Fuel Tank Capacity | 75 L | 80 L |
