2008 Audi A5 vs. 2008 Audi A4
To start off, both 2008 Audi A5 and 2008 Audi A4 were released in the same year (2008). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,163 cc (8 cylinders), 2008 Audi A5 is equipped with a bigger engine. In terms of performance, 2008 Audi A5 (349 HP @ 7000 RPM) has 188 more horse power than 2008 Audi A4. (161 HP @ 4000 RPM). In normal driving conditions, 2008 Audi A5 should accelerate faster than 2008 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 2008 Audi A5 weights approximately 70 kg more than 2008 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Audi A5 is four wheel drive (4WD), it will have significant more traction and grip than 2008 Audi A4. In wet, icy, snow, or gravel driving conditions, 2008 Audi A5 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, 2008 Audi A5 (440 Nm @ 3500 RPM) has 90 more torque (in Nm) than 2008 Audi A4. (350 Nm @ 1500 RPM). This means 2008 Audi A5 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi A4.
Compare all specifications:
| 2008 Audi A5 | 2008 Audi A4 | |
| Make | Audi | Audi |
| Model | A5 | A4 |
| Year Released | 2008 | 2008 |
| Body Type | Coupe | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2496 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 349 HP | 161 HP |
| Engine RPM | 7000 RPM | 4000 RPM |
| Torque | 440 Nm | 350 Nm |
| Torque RPM | 3500 RPM | 1500 RPM |
| Engine Bore Size | 84.5 mm | 78.3 mm |
| Engine Stroke Size | 93 mm | 86.4 mm |
| Engine Compression Ratio | 10.3:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Top Speed | 250 km/hour | 225 km/hour |
| Acceleration 0-100mph | 5.1 seconds | 9.1 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1630 kg | 1560 kg |
| Vehicle Length | 4640 mm | 4550 mm |
| Vehicle Width | 1860 mm | 1780 mm |
| Vehicle Height | 1380 mm | 1430 mm |
| Wheelbase Size | 2760 mm | 2660 mm |
| Fuel Consumption Overall | 12.6 L/100km | 7 L/100km |
| Fuel Tank Capacity | 64 L | 70 L |
