2005 Audi A4 Avant 1.8T Quattro vs. 2005 Audi A4 2.5 TDI
To start off, both 2005 Audi A4 Avant 1.8T Quattro and 2005 Audi A4 2.5 TDI were released in the same year (2005). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 2,496 cc (6 cylinders), 2005 Audi A4 2.5 TDI is equipped with a bigger engine. In terms of performance, 2005 Audi A4 Avant 1.8T Quattro (187 HP @ 5700 RPM) has 26 more horse power than 2005 Audi A4 2.5 TDI. (161 HP @ 4000 RPM). In normal driving conditions, 2005 Audi A4 Avant 1.8T Quattro should accelerate faster than 2005 Audi A4 2.5 TDI. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A4 Avant 1.8T Quattro weights approximately 20 kg more than 2005 Audi A4 2.5 TDI. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Audi A4 Avant 1.8T Quattro is four wheel drive (4WD), it will have significant more traction and grip than 2005 Audi A4 2.5 TDI. In wet, icy, snow, or gravel driving conditions, 2005 Audi A4 Avant 1.8T Quattro 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 A4 2.5 TDI (350 Nm @ 1500 RPM) has 110 more torque (in Nm) than 2005 Audi A4 Avant 1.8T Quattro. (240 Nm @ 1950 RPM). This means 2005 Audi A4 2.5 TDI will have an easier job in driving up hills or pulling heavy equipment than 2005 Audi A4 Avant 1.8T Quattro.
Compare all specifications:
| 2005 Audi A4 Avant 1.8T Quattro | 2005 Audi A4 2.5 TDI | |
| Make | Audi | Audi |
| Model | A4 | A4 |
| Year Released | 2005 | 2005 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 2496 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 187 HP | 161 HP |
| Engine RPM | 5700 RPM | 4000 RPM |
| Torque | 240 Nm | 350 Nm |
| Torque RPM | 1950 RPM | 1500 RPM |
| Engine Bore Size | 81 mm | 78.4 mm |
| Engine Stroke Size | 86.4 mm | 86.4 mm |
| Engine Compression Ratio | 9.0:1 | 18.0:1 |
| Fuel Type | Gasoline - Premium | Diesel |
| Acceleration 0-100mph | 8.5 seconds | 8.8 seconds |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1530 kg | 1510 kg |
| Vehicle Length | 4550 mm | 4550 mm |
| Vehicle Width | 1780 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 2660 mm |
| Fuel Consumption Overall | 9.4 L/100km | 6.8 L/100km |
| Fuel Tank Capacity | 66 L | 70 L |
