2006 Audi A4 vs. 2003 Ford Thunderbird
To start off, 2006 Audi A4 is newer by 3 year(s). Which means there will be less support and parts availability for 2003 Ford Thunderbird. In addition, the cost of maintenance, including insurance, on 2003 Ford Thunderbird would be higher. At 3,934 cc (8 cylinders), 2003 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 2006 Audi A4 (255 HP @ 6500 RPM) has 6 more horse power than 2003 Ford Thunderbird. (249 HP @ 6000 RPM). In normal driving conditions, 2006 Audi A4 should accelerate faster than 2003 Ford Thunderbird. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi A4 weights approximately 135 kg more than 2003 Ford Thunderbird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Ford Thunderbird. In wet, icy, snow, or gravel driving conditions, 2006 Audi A4 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, 2003 Ford Thunderbird (388 Nm @ 4000 RPM) has 58 more torque (in Nm) than 2006 Audi A4. (330 Nm @ 3250 RPM). This means 2003 Ford Thunderbird will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi A4.
Compare all specifications:
| 2006 Audi A4 | 2003 Ford Thunderbird | |
| Make | Audi | Ford |
| Model | A4 | Thunderbird |
| Year Released | 2006 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 3129 cc | 3934 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 255 HP | 249 HP |
| Engine RPM | 6500 RPM | 6000 RPM |
| Torque | 330 Nm | 388 Nm |
| Torque RPM | 3250 RPM | 4000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1880 kg | 1745 kg |
| Vehicle Length | 4590 mm | 4740 mm |
| Vehicle Width | 1780 mm | 1840 mm |
| Vehicle Height | 1430 mm | 1330 mm |
| Wheelbase Size | 2660 mm | 2730 mm |
| Fuel Tank Capacity | 63 L | 59 L |
