1985 Alfa Romeo 90 vs. 1987 Alfa Romeo 164
To start off, 1987 Alfa Romeo 164 is newer by 2 year(s). Which means there will be less support and parts availability for 1985 Alfa Romeo 90. In addition, the cost of maintenance, including insurance, on 1985 Alfa Romeo 90 would be higher. At 2,959 cc (6 cylinders), 1987 Alfa Romeo 164 is equipped with a bigger engine. In terms of performance, 1987 Alfa Romeo 164 (185 HP @ 5600 RPM) has 31 more horse power than 1985 Alfa Romeo 90. (154 HP @ 5600 RPM) In normal driving conditions, 1987 Alfa Romeo 164 should accelerate faster than 1985 Alfa Romeo 90. With that said, vehicle weight also plays an important factor in acceleration. 1987 Alfa Romeo 164 weights approximately 250 kg more than 1985 Alfa Romeo 90. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1987 Alfa Romeo 164 (259 Nm @ 4400 RPM) has 45 more torque (in Nm) than 1985 Alfa Romeo 90. (214 Nm @ 4000 RPM). This means 1987 Alfa Romeo 164 will have an easier job in driving up hills or pulling heavy equipment than 1985 Alfa Romeo 90.
Compare all specifications:
| 1985 Alfa Romeo 90 | 1987 Alfa Romeo 164 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | 90 | 164 |
| Year Released | 1985 | 1987 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2959 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 154 HP | 185 HP |
| Engine RPM | 5600 RPM | 5600 RPM |
| Torque | 214 Nm | 259 Nm |
| Torque RPM | 4000 RPM | 4400 RPM |
| Engine Bore Size | 88 mm | 93.1 mm |
| Engine Stroke Size | 68.3 mm | 72.6 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1170 kg | 1420 kg |
| Vehicle Length | 4400 mm | 4650 mm |
| Vehicle Width | 1650 mm | 1760 mm |
| Vehicle Height | 1430 mm | 1400 mm |
| Wheelbase Size | 2520 mm | 2670 mm |
