2002 Audi S4 vs. 1998 BMW 740
To start off, 2002 Audi S4 is newer by 4 year(s). Which means there will be less support and parts availability for 1998 BMW 740. In addition, the cost of maintenance, including insurance, on 1998 BMW 740 would be higher. At 4,398 cc (8 cylinders), 1998 BMW 740 is equipped with a bigger engine. In terms of performance, 2002 Audi S4 (339 HP @ 7000 RPM) has 53 more horse power than 1998 BMW 740. (286 HP @ 5400 RPM). In normal driving conditions, 2002 Audi S4 should accelerate faster than 1998 BMW 740. With that said, vehicle weight also plays an important factor in acceleration. 1998 BMW 740 weights approximately 248 kg more than 2002 Audi S4.
Because 2002 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1998 BMW 740. In wet, icy, snow, or gravel driving conditions, 2002 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, 1998 BMW 740 (440 Nm @ 3600 RPM) has 30 more torque (in Nm) than 2002 Audi S4. (410 Nm @ 3500 RPM). This means 1998 BMW 740 will have an easier job in driving up hills or pulling heavy equipment than 2002 Audi S4.
Compare all specifications:
| 2002 Audi S4 | 1998 BMW 740 | |
| Make | Audi | BMW |
| Model | S4 | 740 |
| Year Released | 2002 | 1998 |
| Body Type | Station Wagon | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Horse Power | 339 HP | 286 HP |
| Engine RPM | 7000 RPM | 5400 RPM |
| Torque | 410 Nm | 440 Nm |
| Torque RPM | 3500 RPM | 3600 RPM |
| Engine Bore Size | 84.6 mm | 92 mm |
| Engine Stroke Size | 92.8 mm | 82.7 mm |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1720 kg | 1968 kg |
| Vehicle Length | 4580 mm | 5130 mm |
| Vehicle Width | 1790 mm | 1870 mm |
| Vehicle Height | 1450 mm | 1430 mm |
| Wheelbase Size | 2660 mm | 3080 mm |
| Fuel Tank Capacity | 66 L | 95 L |
