2005 Audi S8 vs. 2010 Audi S4
To start off, 2010 Audi S4 is newer by 5 year(s). Which means there will be less support and parts availability for 2005 Audi S8. In addition, the cost of maintenance, including insurance, on 2005 Audi S8 would be higher. At 4,172 cc (8 cylinders), 2005 Audi S8 is equipped with a bigger engine. In terms of performance, 2010 Audi S4 (333 HP @ 5500 RPM) has 86 more horse power than 2005 Audi S8. (247 HP @ 4000 RPM) In normal driving conditions, 2010 Audi S4 should accelerate faster than 2005 Audi S8. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S8 weights approximately 25 kg more than 2010 Audi S4.
Both vehicles are all wheel drive (AWD) - 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, 2005 Audi S8 (450 Nm @ 3400 RPM) has 10 more torque (in Nm) than 2010 Audi S4. (440 Nm @ 2900 RPM). This means 2005 Audi S8 will have an easier job in driving up hills or pulling heavy equipment than 2010 Audi S4. 2005 Audi S8 has automatic transmission and 2010 Audi S4 has manual transmission. 2010 Audi S4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Audi S8 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Audi S8 | 2010 Audi S4 | |
| Make | Audi | Audi |
| Model | S8 | S4 |
| Year Released | 2005 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 3000 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 247 HP | 333 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 450 Nm | 440 Nm |
| Torque RPM | 3400 RPM | 2900 RPM |
| Drive Type | AWD | AWD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1770 kg | 1745 kg |
| Wheelbase Size | 2290 mm | 2809 mm |
| Fuel Tank Capacity | 90 L | 64 L |
