1968 Alfa Romeo Spider vs. 2003 Alfa Romeo 166
To start off, 2003 Alfa Romeo 166 is newer by 35 year(s). Which means there will be less support and parts availability for 1968 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1968 Alfa Romeo Spider would be higher. At 2,959 cc (6 cylinders), 2003 Alfa Romeo 166 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 166 (217 HP @ 6300 RPM) has 54 more horse power than 1968 Alfa Romeo Spider. (163 HP @ 5900 RPM) In normal driving conditions, 2003 Alfa Romeo 166 should accelerate faster than 1968 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 166 weights approximately 220 kg more than 1968 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2003 Alfa Romeo 166 (265 Nm @ 5000 RPM) has 45 more torque (in Nm) than 1968 Alfa Romeo Spider. (220 Nm @ 4000 RPM). This means 2003 Alfa Romeo 166 will have an easier job in driving up hills or pulling heavy equipment than 1968 Alfa Romeo Spider.
Compare all specifications:
| 1968 Alfa Romeo Spider | 2003 Alfa Romeo 166 | |
| Make | Alfa Romeo | Alfa Romeo |
| Model | Spider | 166 |
| Year Released | 1968 | 2003 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2580 cc | 2959 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 163 HP | 217 HP |
| Engine RPM | 5900 RPM | 6300 RPM |
| Torque | 220 Nm | 265 Nm |
| Torque RPM | 4000 RPM | 5000 RPM |
| Engine Bore Size | 83 mm | 93 mm |
| Engine Stroke Size | 79.6 mm | 72.6 mm |
| Engine Compression Ratio | 9.0:1 | 10.0:1 |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1330 kg | 1550 kg |
| Vehicle Length | 4510 mm | 4730 mm |
| Vehicle Width | 1610 mm | 1810 mm |
| Vehicle Height | 1390 mm | 1420 mm |
| Wheelbase Size | 2510 mm | 2600 mm |
| Fuel Tank Capacity | 47 L | 69 L |
