2008 Cadillac STS vs. 1998 Volvo S80
To start off, 2008 Cadillac STS is newer by 10 year(s). Which means there will be less support and parts availability for 1998 Volvo S80. In addition, the cost of maintenance, including insurance, on 1998 Volvo S80 would be higher. At 3,600 cc (6 cylinders), 2008 Cadillac STS is equipped with a bigger engine. In terms of performance, 2008 Cadillac STS (302 HP @ 6300 RPM) has 34 more horse power than 1998 Volvo S80. (268 HP @ 5400 RPM). In normal driving conditions, 2008 Cadillac STS should accelerate faster than 1998 Volvo S80. With that said, vehicle weight also plays an important factor in acceleration. 1998 Volvo S80 weights approximately 129 kg more than 2008 Cadillac STS.
Because 2008 Cadillac STS is four wheel drive (4WD), it will have significant more traction and grip than 1998 Volvo S80. In wet, icy, snow, or gravel driving conditions, 2008 Cadillac STS 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 Volvo S80 (380 Nm @ 2100 RPM) has 11 more torque (in Nm) than 2008 Cadillac STS. (369 Nm @ 5200 RPM). This means 1998 Volvo S80 will have an easier job in driving up hills or pulling heavy equipment than 2008 Cadillac STS.
Compare all specifications:
| 2008 Cadillac STS | 1998 Volvo S80 | |
| Make | Cadillac | Volvo |
| Model | STS | S80 |
| Year Released | 2008 | 1998 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3600 cc | 2783 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Horse Power | 302 HP | 268 HP |
| Engine RPM | 6300 RPM | 5400 RPM |
| Torque | 369 Nm | 380 Nm |
| Torque RPM | 5200 RPM | 2100 RPM |
| Engine Compression Ratio | 11.3:1 | 8.5:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1560 kg | 1689 kg |
| Vehicle Length | 5000 mm | 4830 mm |
| Vehicle Width | 1850 mm | 1840 mm |
| Vehicle Height | 1470 mm | 1440 mm |
| Wheelbase Size | 2960 mm | 2670 mm |
| Fuel Consumption Highway | 9.1 L/100km | 8 L/100km |
| Fuel Consumption City | 13.8 L/100km | 16.4 L/100km |
| Fuel Consumption Overall | 11.8 L/100km | 10.9 L/100km |
| Fuel Tank Capacity | 64 L | 80 L |
