1985 Alfa Romeo 90 vs. 1968 Riley 4
To start off, 1985 Alfa Romeo 90 is newer by 17 year(s). Which means there will be less support and parts availability for 1968 Riley 4. In addition, the cost of maintenance, including insurance, on 1968 Riley 4 would be higher. At 2,492 cc (6 cylinders), 1985 Alfa Romeo 90 is equipped with a bigger engine. In terms of performance, 1985 Alfa Romeo 90 (154 HP) has 87 more horse power than 1968 Riley 4. (67 HP). In normal driving conditions, 1985 Alfa Romeo 90 should accelerate faster than 1968 Riley 4. With that said, vehicle weight also plays an important factor in acceleration. 1985 Alfa Romeo 90 weights approximately 22 kg more than 1968 Riley 4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1985 Alfa Romeo 90 (214 Nm @ 4000 RPM) has 93 more torque (in Nm) than 1968 Riley 4. (121 Nm @ 2500 RPM). This means 1985 Alfa Romeo 90 will have an easier job in driving up hills or pulling heavy equipment than 1968 Riley 4.
Compare all specifications:
| 1985 Alfa Romeo 90 | 1968 Riley 4 | |
| Make | Alfa Romeo | Riley |
| Model | 90 | 4 |
| Year Released | 1985 | 1968 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 1622 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 154 HP | 67 HP |
| Torque | 214 Nm | 121 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 88 mm | 76.2 mm |
| Engine Stroke Size | 68.3 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1170 kg | 1148 kg |
| Vehicle Length | 4400 mm | 4540 mm |
| Vehicle Width | 1650 mm | 1620 mm |
| Vehicle Height | 1430 mm | 1530 mm |
| Wheelbase Size | 2520 mm | 2530 mm |
