2006 Volvo S40 vs. 1998 Volvo S90
To start off, 2006 Volvo S40 is newer by 8 year(s). Which means there will be less support and parts availability for 1998 Volvo S90. In addition, the cost of maintenance, including insurance, on 1998 Volvo S90 would be higher. At 2,922 cc (6 cylinders), 1998 Volvo S90 is equipped with a bigger engine. In terms of performance, 1998 Volvo S90 (177 HP @ 5200 RPM) has 54 more horse power than 2006 Volvo S40. (123 HP @ 6000 RPM) In normal driving conditions, 1998 Volvo S90 should accelerate faster than 2006 Volvo S40.
Because 1998 Volvo S90 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1998 Volvo S90. However, in wet, icy, snow, or gravel driving conditions, 2006 Volvo S40, being front wheel drive (FWD), will offer much better control with better grip. 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 Volvo S90 (260 Nm @ 4350 RPM) has 95 more torque (in Nm) than 2006 Volvo S40. (165 Nm @ 4000 RPM). This means 1998 Volvo S90 will have an easier job in driving up hills or pulling heavy equipment than 2006 Volvo S40.
Compare all specifications:
| 2006 Volvo S40 | 1998 Volvo S90 | |
| Make | Volvo | Volvo |
| Model | S40 | S90 |
| Year Released | 2006 | 1998 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1798 cc | 2922 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 123 HP | 177 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 165 Nm | 260 Nm |
| Torque RPM | 4000 RPM | 4350 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4470 mm | 4850 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1460 mm | 1450 mm |
