1991 Audi V8 vs. 2008 Mercedes-Benz R
To start off, 2008 Mercedes-Benz R is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Audi V8. In addition, the cost of maintenance, including insurance, on 1991 Audi V8 would be higher. At 6,208 cc (8 cylinders), 2008 Mercedes-Benz R is equipped with a bigger engine. In terms of performance, 2008 Mercedes-Benz R (503 HP @ 6800 RPM) has 256 more horse power than 1991 Audi V8. (247 HP @ 5800 RPM) In normal driving conditions, 2008 Mercedes-Benz R should accelerate faster than 1991 Audi V8. With that said, vehicle weight also plays an important factor in acceleration. 2008 Mercedes-Benz R weights approximately 585 kg more than 1991 Audi V8. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear 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, 2008 Mercedes-Benz R (630 Nm @ 5200 RPM) has 290 more torque (in Nm) than 1991 Audi V8. (340 Nm @ 4000 RPM). This means 2008 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi V8. 2008 Mercedes-Benz R has automatic transmission and 1991 Audi V8 has manual transmission. 1991 Audi V8 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 Mercedes-Benz R will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Audi V8 | 2008 Mercedes-Benz R | |
| Make | Audi | Mercedes-Benz |
| Model | V8 | R |
| Year Released | 1991 | 2008 |
| Body Type | Sedan | Minivan |
| Engine Position | Front | Front |
| Engine Size | 3562 cc | 6208 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 247 HP | 503 HP |
| Engine RPM | 5800 RPM | 6800 RPM |
| Torque | 340 Nm | 630 Nm |
| Torque RPM | 4000 RPM | 5200 RPM |
| Engine Bore Size | 81.1 mm | 102.2 mm |
| Engine Stroke Size | 86.4 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1790 kg | 2375 kg |
| Vehicle Length | 4870 mm | 5160 mm |
| Vehicle Width | 1820 mm | 1930 mm |
| Vehicle Height | 1430 mm | 1640 mm |
| Wheelbase Size | 2710 mm | 3220 mm |
| Fuel Tank Capacity | 80 L | 80 L |
