1999 Volvo S80 vs. 1991 Volvo 850
To start off, 1999 Volvo S80 is newer by 8 year(s). Which means there will be less support and parts availability for 1991 Volvo 850. In addition, the cost of maintenance, including insurance, on 1991 Volvo 850 would be higher. At 2,435 cc (5 cylinders), 1999 Volvo S80 is equipped with a bigger engine. In terms of performance, 1991 Volvo 850 (168 HP @ 6200 RPM) has 30 more horse power than 1999 Volvo S80. (138 HP @ 6100 RPM) In normal driving conditions, 1991 Volvo 850 should accelerate faster than 1999 Volvo S80. With that said, vehicle weight also plays an important factor in acceleration. 1999 Volvo S80 weights approximately 120 kg more than 1991 Volvo 850.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1991 Volvo 850 (230 Nm @ 3300 RPM) has 10 more torque (in Nm) than 1999 Volvo S80. (220 Nm @ 3750 RPM). This means 1991 Volvo 850 will have an easier job in driving up hills or pulling heavy equipment than 1999 Volvo S80.
Compare all specifications:
| 1999 Volvo S80 | 1991 Volvo 850 | |
| Make | Volvo | Volvo |
| Model | S80 | 850 |
| Year Released | 1999 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2435 cc | 2434 cc |
| Engine Cylinders | 5 cylinders | 5 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 138 HP | 168 HP |
| Engine RPM | 6100 RPM | 6200 RPM |
| Torque | 220 Nm | 230 Nm |
| Torque RPM | 3750 RPM | 3300 RPM |
| Engine Bore Size | 83 mm | 83 mm |
| Engine Stroke Size | 90 mm | 90 mm |
| Engine Compression Ratio | 10.3:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1370 kg |
| Vehicle Length | 4830 mm | 4670 mm |
| Vehicle Width | 1840 mm | 1770 mm |
| Vehicle Height | 1460 mm | 1420 mm |
| Wheelbase Size | 2800 mm | 2670 mm |
| Fuel Tank Capacity | 70 L | 58 L |
