1966 Alfa Romeo Spider vs. 1991 Ford Mustang
To start off, 1991 Ford Mustang is newer by 25 year(s). Which means there will be less support and parts availability for 1966 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1966 Alfa Romeo Spider would be higher. At 2,582 cc (6 cylinders), 1966 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 1966 Alfa Romeo Spider (163 HP @ 5900 RPM) has 57 more horse power than 1991 Ford Mustang. (106 HP @ 4600 RPM). In normal driving conditions, 1966 Alfa Romeo Spider should accelerate faster than 1991 Ford Mustang. With that said, vehicle weight also plays an important factor in acceleration. 1966 Alfa Romeo Spider weights approximately 70 kg more than 1991 Ford Mustang. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1966 Alfa Romeo Spider (220 Nm @ 4000 RPM) has 37 more torque (in Nm) than 1991 Ford Mustang. (183 Nm @ 2600 RPM). This means 1966 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Mustang.
Compare all specifications:
| 1966 Alfa Romeo Spider | 1991 Ford Mustang | |
| Make | Alfa Romeo | Ford |
| Model | Spider | Mustang |
| Year Released | 1966 | 1991 |
| Body Type | Roadster | Coupe |
| Engine Position | Front | Front |
| Engine Size | 2582 cc | 2301 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 163 HP | 106 HP |
| Engine RPM | 5900 RPM | 4600 RPM |
| Torque | 220 Nm | 183 Nm |
| Torque RPM | 4000 RPM | 2600 RPM |
| Engine Bore Size | 83 mm | 96 mm |
| Engine Stroke Size | 79.6 mm | 79.5 mm |
| Engine Compression Ratio | 9.0:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1330 kg | 1260 kg |
| Vehicle Length | 4510 mm | 4560 mm |
| Vehicle Width | 1610 mm | 1760 mm |
| Vehicle Height | 1390 mm | 1330 mm |
| Wheelbase Size | 2510 mm | 2560 mm |
| Fuel Tank Capacity | 46 L | 45 L |
