2003 Alfa Romeo 166 vs. 1991 Audi 100
To start off, 2003 Alfa Romeo 166 is newer by 12 year(s). Which means there will be less support and parts availability for 1991 Audi 100. In addition, the cost of maintenance, including insurance, on 1991 Audi 100 would be higher. At 3,177 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (247 HP @ 6200 RPM) has 75 more horse power than 1991 Audi 100. (172 HP @ 5500 RPM). In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 1991 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 34 kg more than 1991 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2003 Alfa Romeo 166 (289 Nm @ 4800 RPM) has 39 more torque (in Nm) than 1991 Audi 100. (250 Nm @ 3000 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 2003 Alfa Romeo 166 | 1991 Audi 100 | |
| Make | Alfa Romeo | Audi |
| Model | 166 | 100 |
| Year Released | 2003 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3177 cc | 2771 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 172 HP |
| Engine RPM | 6200 RPM | 5500 RPM |
| Torque | 289 Nm | 250 Nm |
| Torque RPM | 4800 RPM | 3000 RPM |
| Engine Bore Size | 93 mm | 82.5 mm |
| Engine Stroke Size | 78 mm | 86.4 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1540 kg | 1506 kg |
| Vehicle Length | 4730 mm | 4800 mm |
| Vehicle Width | 1810 mm | 1780 mm |
| Vehicle Height | 1420 mm | 1450 mm |
