2003 Alfa Romeo 166 vs. 2007 Audi TT
To start off, 2007 Audi TT is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo 166. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo 166 would be higher. At 2,387 cc (5 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2007 Audi TT (221 HP @ 2200 RPM) has 73 more horse power than 2003 Alfa Romeo 166. (148 HP @ 4000 RPM) In normal driving conditions, 2007 Audi TT should accelerate faster than 2003 Alfa Romeo 166. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi TT weights approximately 8 kg more than 2003 Alfa Romeo 166. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 2003 Alfa Romeo 166. In wet, icy, snow, or gravel driving conditions, 2007 Audi TT 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 Alfa Romeo 166 (300 Nm @ 1800 RPM) has 20 more torque (in Nm) than 2007 Audi TT. (280 Nm @ 2200 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 2007 Audi TT.
Compare all specifications:
| 2003 Alfa Romeo 166 | 2007 Audi TT | |
| Make | Alfa Romeo | Audi |
| Model | 166 | TT |
| Year Released | 2003 | 2007 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1781 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 5 valves |
| Horse Power | 148 HP | 221 HP |
| Engine RPM | 4000 RPM | 2200 RPM |
| Torque | 300 Nm | 280 Nm |
| Torque RPM | 1800 RPM | 2200 RPM |
| Engine Bore Size | 82 mm | 81 mm |
| Engine Stroke Size | 90.4 mm | 86.4 mm |
| Engine Compression Ratio | 18.5:1 | 8.9:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 210 km/hour | 237 km/hour |
| Acceleration 0-100mph | 9.9 seconds | 6.7 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1542 kg | 1550 kg |
| Vehicle Length | 4730 mm | 4050 mm |
| Vehicle Width | 1810 mm | 1770 mm |
| Vehicle Height | 1420 mm | 1350 mm |
| Wheelbase Size | 2600 mm | 2440 mm |
| Fuel Consumption Overall | 7.5 L/100km | 9.6 L/100km |
| Fuel Tank Capacity | 69 L | 62 L |
