2005 Audi S4 vs. 1988 Saab 900i
To start off, 2005 Audi S4 is newer by 17 year(s). Which means there will be less support and parts availability for 1988 Saab 900i. In addition, the cost of maintenance, including insurance, on 1988 Saab 900i would be higher. At 4,172 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 205 more horse power than 1988 Saab 900i. (135 HP @ 5300 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1988 Saab 900i. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 500 kg more than 1988 Saab 900i. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 238 more torque (in Nm) than 1988 Saab 900i. (172 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1988 Saab 900i.
Compare all specifications:
| 2005 Audi S4 | 1988 Saab 900i | |
| Make | Audi | Saab |
| Model | S4 | 900i |
| Year Released | 2005 | 1988 |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 1985 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 135 HP |
| Engine RPM | 4000 RPM | 5300 RPM |
| Torque | 410 Nm | 172 Nm |
| Engine Bore Size | 85 mm | 90 mm |
| Engine Stroke Size | 93 mm | 78 mm |
| Engine Compression Ratio | 11.0:1 | 10.1:1 |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1785 kg | 1285 kg |
| Vehicle Length | 4550 mm | 4950 mm |
| Vehicle Width | 1770 mm | 1700 mm |
| Vehicle Height | 1430 mm | 1430 mm |
| Wheelbase Size | 2470 mm | 2720 mm |
| Fuel Tank Capacity | 66 L | 58 L |
