2007 Alfa Romeo 159 vs. 1991 Saab 900
To start off, 2007 Alfa Romeo 159 is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Saab 900. In addition, the cost of maintenance, including insurance, on 1991 Saab 900 would be higher. At 1,985 cc (4 cylinders), 1991 Saab 900 is equipped with a bigger engine. In terms of performance, 1991 Saab 900 (138 HP @ 6000 RPM) has 20 more horse power than 2007 Alfa Romeo 159. (118 HP @ 4000 RPM) In normal driving conditions, 1991 Saab 900 should accelerate faster than 2007 Alfa Romeo 159. With that said, vehicle weight also plays an important factor in acceleration. 2007 Alfa Romeo 159 weights approximately 300 kg more than 1991 Saab 900.
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, 2007 Alfa Romeo 159 (280 Nm @ 2000 RPM) has 100 more torque (in Nm) than 1991 Saab 900. (180 Nm @ 2900 RPM). This means 2007 Alfa Romeo 159 will have an easier job in driving up hills or pulling heavy equipment than 1991 Saab 900.
Compare all specifications:
| 2007 Alfa Romeo 159 | 1991 Saab 900 | |
| Make | Alfa Romeo | Saab |
| Model | 159 | 900 |
| Year Released | 2007 | 1991 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 1910 cc | 1985 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 118 HP | 138 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 280 Nm | 180 Nm |
| Torque RPM | 2000 RPM | 2900 RPM |
| Engine Bore Size | 82 mm | 90 mm |
| Engine Stroke Size | 90.4 mm | 78 mm |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1600 kg | 1300 kg |
| Vehicle Length | 4670 mm | 4640 mm |
| Vehicle Width | 1830 mm | 1720 mm |
| Vehicle Height | 1420 mm | 1440 mm |
| Wheelbase Size | 2710 mm | 2530 mm |
