2007 Audi S4 vs. 1988 BMW 520
To start off, 2007 Audi S4 is newer by 19 year(s). Which means there will be less support and parts availability for 1988 BMW 520. In addition, the cost of maintenance, including insurance, on 1988 BMW 520 would be higher. At 4,163 cc (8 cylinders), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (340 HP @ 6800 RPM) has 211 more horse power than 1988 BMW 520. (129 HP @ 6000 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 1988 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 1988 BMW 520 weights approximately 60 kg more than 2007 Audi S4.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1988 BMW 520. In wet, icy, snow, or gravel driving conditions, 2007 Audi S4 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 S4 (410 Nm @ 3500 RPM) has 236 more torque (in Nm) than 1988 BMW 520. (174 Nm @ 4000 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1988 BMW 520.
Compare all specifications:
| 2007 Audi S4 | 1988 BMW 520 | |
| Make | Audi | BMW |
| Model | S4 | 520 |
| Year Released | 2007 | 1988 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1989 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 129 HP |
| Engine RPM | 6800 RPM | 6000 RPM |
| Torque | 410 Nm | 174 Nm |
| Torque RPM | 3500 RPM | 4000 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1510 kg | 1570 kg |
| Vehicle Length | 4590 mm | 4780 mm |
| Vehicle Width | 1790 mm | 1810 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2660 mm | 2770 mm |
| Fuel Consumption Highway | 10.2 L/100km | 7.8 L/100km |
| Fuel Consumption City | 15.7 L/100km | 13.5 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 9.9 L/100km |
| Fuel Tank Capacity | 63 L | 70 L |
