1999 Audi A4 vs. 1990 BMW 518
To start off, 1999 Audi A4 is newer by 9 year(s). Which means there will be less support and parts availability for 1990 BMW 518. In addition, the cost of maintenance, including insurance, on 1990 BMW 518 would be higher. At 1,779 cc (4 cylinders), 1999 Audi A4 is equipped with a bigger engine. In terms of performance, 1999 Audi A4 (150 HP) has 37 more horse power than 1990 BMW 518. (113 HP). In normal driving conditions, 1999 Audi A4 should accelerate faster than 1990 BMW 518.
Because 1999 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1990 BMW 518. In wet, icy, snow, or gravel driving conditions, 1999 Audi A4 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, 1999 Audi A4 (210 Nm) has 49 more torque (in Nm) than 1990 BMW 518. (161 Nm). This means 1999 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1990 BMW 518.
Compare all specifications:
| 1999 Audi A4 | 1990 BMW 518 | |
| Make | Audi | BMW |
| Model | A4 | 518 |
| Year Released | 1999 | 1990 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 1766 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 150 HP | 113 HP |
| Torque | 210 Nm | 161 Nm |
| Engine Bore Size | 81 mm | 84 mm |
| Engine Stroke Size | 86.4 mm | 81 mm |
| Engine Compression Ratio | 9.5:1 | 8.8:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4480 mm | 4730 mm |
| Vehicle Width | 1740 mm | 1760 mm |
| Vehicle Height | 1420 mm | 1420 mm |
| Wheelbase Size | 2610 mm | 2770 mm |
