2005 Audi S8 vs. 2003 Mazda Roadster
To start off, 2005 Audi S8 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Mazda Roadster. In addition, the cost of maintenance, including insurance, on 2003 Mazda Roadster would be higher. At 4,172 cc (8 cylinders), 2005 Audi S8 is equipped with a bigger engine. In terms of performance, 2005 Audi S8 (247 HP @ 4000 RPM) has 129 more horse power than 2003 Mazda Roadster. (118 HP @ 6500 RPM). In normal driving conditions, 2005 Audi S8 should accelerate faster than 2003 Mazda Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S8 weights approximately 740 kg more than 2003 Mazda Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi S8 is all wheel drive (AWD), it will have significant more traction and grip than 2003 Mazda Roadster. In wet, icy, snow, or gravel driving conditions, 2005 Audi S8 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 Audi S8 (450 Nm @ 3400 RPM) has 310 more torque (in Nm) than 2003 Mazda Roadster. (140 Nm @ 5000 RPM). This means 2005 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster.
Compare all specifications:
| 2005 Audi S8 | 2003 Mazda Roadster | |
| Make | Audi | Mazda |
| Model | S8 | Roadster |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 1598 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 118 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 450 Nm | 140 Nm |
| Torque RPM | 3400 RPM | 5000 RPM |
| Drive Type | AWD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1770 kg | 1030 kg |
| Wheelbase Size | 2290 mm | 2270 mm |
| Fuel Tank Capacity | 90 L | 48 L |
