2007 Audi A3 vs. 1975 Audi 100
To start off, 2007 Audi A3 is newer by 32 year(s). Which means there will be less support and parts availability for 1975 Audi 100. In addition, the cost of maintenance, including insurance, on 1975 Audi 100 would be higher. At 1,967 cc (4 cylinders), 2007 Audi A3 is equipped with a bigger engine. In terms of performance, 2007 Audi A3 (138 HP @ 4000 RPM) has 53 more horse power than 1975 Audi 100. (85 HP @ 5800 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 1975 Audi 100. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 320 kg more than 1975 Audi 100. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2007 Audi A3 (320 Nm @ 1750 RPM) has 196 more torque (in Nm) than 1975 Audi 100. (124 Nm @ 3500 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1975 Audi 100.
Compare all specifications:
| 2007 Audi A3 | 1975 Audi 100 | |
| Make | Audi | Audi |
| Model | A3 | 100 |
| Year Released | 2007 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 1967 cc | 1588 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 138 HP | 85 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 320 Nm | 124 Nm |
| Torque RPM | 1750 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1370 kg | 1050 kg |
| Vehicle Length | 4210 mm | 4590 mm |
| Vehicle Width | 1770 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2580 mm | 2690 mm |
| Fuel Tank Capacity | 55 L | 58 L |
