2005 BMW 730 vs. 2003 Audi TT
To start off, 2005 BMW 730 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Audi TT. In addition, the cost of maintenance, including insurance, on 2003 Audi TT would be higher. At 2,979 cc (6 cylinders), 2005 BMW 730 is equipped with a bigger engine. In terms of performance, 2005 BMW 730 (225 HP @ 4000 RPM) has 64 more horse power than 2003 Audi TT. (161 HP @ 5800 RPM). In normal driving conditions, 2005 BMW 730 should accelerate faster than 2003 Audi TT. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 730 weights approximately 665 kg more than 2003 Audi TT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 BMW 730 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2005 BMW 730. However, in wet, icy, snow, or gravel driving conditions, 2003 Audi TT, being front wheel drive (FWD), will offer much better control with better grip. 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 BMW 730 (500 Nm @ 2000 RPM) has 265 more torque (in Nm) than 2003 Audi TT. (235 Nm @ 1950 RPM). This means 2005 BMW 730 will have an easier job in driving up hills or pulling heavy equipment than 2003 Audi TT.
Compare all specifications:
| 2005 BMW 730 | 2003 Audi TT | |
| Make | BMW | Audi |
| Model | 730 | TT |
| Year Released | 2005 | 2003 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2979 cc | 1781 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 5 valves |
| Horse Power | 225 HP | 161 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 500 Nm | 235 Nm |
| Torque RPM | 2000 RPM | 1950 RPM |
| Engine Bore Size | 84.1 mm | 81.1 mm |
| Engine Stroke Size | 90 mm | 86.4 mm |
| Engine Compression Ratio | 18.0:1 | 10.3:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1975 kg | 1310 kg |
| Vehicle Length | 5050 mm | 4010 mm |
| Vehicle Width | 1910 mm | 1760 mm |
| Vehicle Height | 1500 mm | 1350 mm |
| Wheelbase Size | 2890 mm | 2430 mm |
| Fuel Tank Capacity | 88 L | 55 L |
