1968 Alfa Romeo Spider vs. 1966 Alfa Romeo GT
To start off, 1968 Alfa Romeo Spider is newer by 2 year(s). Which means there will be less support and parts availability for 1966 Alfa Romeo GT. In addition, the cost of maintenance, including insurance, on 1966 Alfa Romeo GT would be higher. At 2,580 cc (6 cylinders), 1968 Alfa Romeo Spider is equipped with a bigger engine. In terms of performance, 1968 Alfa Romeo Spider (163 HP @ 5900 RPM) has 59 more horse power than 1966 Alfa Romeo GT. (104 HP @ 6000 RPM). In normal driving conditions, 1968 Alfa Romeo Spider should accelerate faster than 1966 Alfa Romeo GT. With that said, vehicle weight also plays an important factor in acceleration. 1968 Alfa Romeo Spider weights approximately 400 kg more than 1966 Alfa Romeo GT. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 1968 Alfa Romeo Spider (220 Nm @ 4000 RPM) has 83 more torque (in Nm) than 1966 Alfa Romeo GT. (137 Nm @ 3200 RPM). This means 1968 Alfa Romeo Spider will have an easier job in driving up hills or pulling heavy equipment than 1966 Alfa Romeo GT.
Compare all specifications:
| 1968 Alfa Romeo Spider | 1966 Alfa Romeo GT | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | Spider | GT |
| Year Released | 1968 | 1966 |
| Engine Position | Front | Front |
| Engine Size | 2580 cc | 1290 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 163 HP | 104 HP |
| Engine RPM | 5900 RPM | 6000 RPM |
| Torque | 220 Nm | 137 Nm |
| Torque RPM | 4000 RPM | 3200 RPM |
| Engine Bore Size | 83 mm | 74 mm |
| Engine Stroke Size | 79.6 mm | 75 mm |
| Engine Compression Ratio | 9.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1330 kg | 930 kg |
| Vehicle Length | 4510 mm | 4090 mm |
| Vehicle Width | 1610 mm | 1590 mm |
| Vehicle Height | 1390 mm | 1320 mm |
| Wheelbase Size | 2510 mm | 2360 mm |
| Fuel Tank Capacity | 47 L | 46 L |
