1991 Audi 100 vs. 2003 Mazda 6
To start off, 2003 Mazda 6 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 2,771 cc (6 cylinders), 1991 Audi 100 is equipped with a bigger engine. In terms of performance, 1991 Audi 100 (172 HP @ 5500 RPM) has 27 more horse power than 2003 Mazda 6. (145 HP @ 3500 RPM). In normal driving conditions, 1991 Audi 100 should accelerate faster than 2003 Mazda 6. With that said, vehicle weight also plays an important factor in acceleration. 1991 Audi 100 weights approximately 21 kg more than 2003 Mazda 6. 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 Mazda 6 (310 Nm @ 2000 RPM) has 60 more torque (in Nm) than 1991 Audi 100. (250 Nm @ 3000 RPM). This means 2003 Mazda 6 will have an easier job in driving up hills or pulling heavy equipment than 1991 Audi 100.
Compare all specifications:
| 1991 Audi 100 | 2003 Mazda 6 | |
| Make | Audi | Mazda |
| Model | 100 | 6 |
| Year Released | 1991 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 2771 cc | 1989 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 172 HP | 145 HP |
| Engine RPM | 5500 RPM | 3500 RPM |
| Torque | 250 Nm | 310 Nm |
| Torque RPM | 3000 RPM | 2000 RPM |
| Engine Bore Size | 82.5 mm | 86 mm |
| Engine Stroke Size | 86.4 mm | 86 mm |
| Fuel Type | Gasoline | Diesel |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1506 kg | 1485 kg |
| Vehicle Length | 4800 mm | 4690 mm |
| Vehicle Width | 1780 mm | 1790 mm |
| Vehicle Height | 1450 mm | 1440 mm |
