1989 Audi 90 vs. 1989 Porsche 911
To start off, both 1989 Audi 90 and 1989 Porsche 911 were released in the same year (1989). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 3,600 cc (6 cylinders), 1989 Porsche 911 is equipped with a bigger engine. In terms of performance, 1989 Porsche 911 (247 HP @ 6100 RPM) has 111 more horse power than 1989 Audi 90. (136 HP @ 5500 RPM) In normal driving conditions, 1989 Porsche 911 should accelerate faster than 1989 Audi 90. With that said, vehicle weight also plays an important factor in acceleration. 1989 Porsche 911 weights approximately 73 kg more than 1989 Audi 90. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1989 Audi 90 is four wheel drive (4WD), it will have significant more traction and grip than 1989 Porsche 911. In wet, icy, snow, or gravel driving conditions, 1989 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, 1989 Porsche 911 (310 Nm @ 4800 RPM) has 122 more torque (in Nm) than 1989 Audi 90. (188 Nm @ 3000 RPM). This means 1989 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1989 Audi 90.
Compare all specifications:
| 1989 Audi 90 | 1989 Porsche 911 | |
| Make | Audi | Porsche |
| Model | 90 | 911 |
| Year Released | 1989 | 1989 |
| Engine Position | Front | Rear |
| Engine Size | 2308 cc | 3600 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 136 HP | 247 HP |
| Engine RPM | 5500 RPM | 6100 RPM |
| Torque | 188 Nm | 310 Nm |
| Torque RPM | 3000 RPM | 4800 RPM |
| Engine Bore Size | 82.5 mm | 100 mm |
| Engine Stroke Size | 86.4 mm | 76.4 mm |
| Engine Compression Ratio | 10.0:1 | 11.3:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1277 kg | 1350 kg |
| Vehicle Length | 4400 mm | 4300 mm |
| Vehicle Width | 1700 mm | 1660 mm |
| Vehicle Height | 1400 mm | 1330 mm |
| Wheelbase Size | 2540 mm | 2270 mm |
