2007 Audi A3 vs. 1987 Audi 90
To start off, 2007 Audi A3 is newer by 20 year(s). Which means there will be less support and parts availability for 1987 Audi 90. In addition, the cost of maintenance, including insurance, on 1987 Audi 90 would be higher. At 2,309 cc (5 cylinders), 1987 Audi 90 is equipped with a bigger engine. In terms of performance, 1987 Audi 90 (135 HP @ 5500 RPM) has 31 more horse power than 2007 Audi A3. (104 HP @ 4000 RPM) In normal driving conditions, 1987 Audi 90 should accelerate faster than 2007 Audi A3. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 100 kg more than 1987 Audi 90.
Because 1987 Audi 90 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Audi A3. In wet, icy, snow, or gravel driving conditions, 1987 Audi 90 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, 2007 Audi A3 (250 Nm @ 1900 RPM) has 64 more torque (in Nm) than 1987 Audi 90. (186 Nm @ 4000 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1987 Audi 90.
Compare all specifications:
| 2007 Audi A3 | 1987 Audi 90 | |
| Make | Audi | Audi |
| Model | A3 | 90 |
| Year Released | 2007 | 1987 |
| Engine Position | Front | Front |
| Engine Size | 1895 cc | 2309 cc |
| Engine Cylinders | 4 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 104 HP | 135 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 250 Nm | 186 Nm |
| Torque RPM | 1900 RPM | 4000 RPM |
| Engine Bore Size | 79.5 mm | 82.5 mm |
| Engine Stroke Size | 95.5 mm | 86.4 mm |
| Engine Compression Ratio | 19.0:1 | 10.0:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1410 kg | 1310 kg |
| Vehicle Length | 4290 mm | 4400 mm |
| Vehicle Width | 1770 mm | 1700 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2580 mm | 2690 mm |
| Fuel Consumption Overall | 5.1 L/100km | 4.8 L/100km |
| Fuel Tank Capacity | 55 L | 80 L |
