1963 Riley 4 vs. 1986 Saab 90
To start off, 1986 Saab 90 is newer by 23 year(s). Which means there will be less support and parts availability for 1963 Riley 4. In addition, the cost of maintenance, including insurance, on 1963 Riley 4 would be higher. At 1,985 cc (4 cylinders), 1986 Saab 90 is equipped with a bigger engine. In terms of performance, 1986 Saab 90 (100 HP) has 33 more horse power than 1963 Riley 4. (67 HP) In normal driving conditions, 1986 Saab 90 should accelerate faster than 1963 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1963 Riley 4 weights approximately 38 kg more than 1986 Saab 90.
Because 1963 Riley 4 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 1963 Riley 4. However, in wet, icy, snow, or gravel driving conditions, 1986 Saab 90, 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, 1986 Saab 90 (163 Nm @ 3500 RPM) has 42 more torque (in Nm) than 1963 Riley 4. (121 Nm @ 2500 RPM). This means 1986 Saab 90 will have an easier job in driving up hills or pulling heavy equipment than 1963 Riley 4.
Compare all specifications:
| 1963 Riley 4 | 1986 Saab 90 | |
| Make | Riley | Saab |
| Model | 4 | 90 |
| Year Released | 1963 | 1986 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1622 cc | 1985 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 67 HP | 100 HP |
| Torque | 121 Nm | 163 Nm |
| Torque RPM | 2500 RPM | 3500 RPM |
| Engine Bore Size | 76.2 mm | 90 mm |
| Engine Stroke Size | 88.9 mm | 78 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1148 kg | 1110 kg |
| Vehicle Length | 4540 mm | 4590 mm |
| Vehicle Width | 1620 mm | 1700 mm |
| Vehicle Height | 1510 mm | 1450 mm |
| Wheelbase Size | 2530 mm | 2470 mm |
