1970 Alfa Romeo GTA vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 35 year(s). Which means there will be less support and parts availability for 1970 Alfa Romeo GTA. In addition, the cost of maintenance, including insurance, on 1970 Alfa Romeo GTA would be higher. At 3,822 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (350 HP @ 6600 RPM) has 257 more horse power than 1970 Alfa Romeo GTA. (93 HP @ 6000 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 1970 Alfa Romeo GTA. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 715 kg more than 1970 Alfa Romeo GTA. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2005 Porsche 911 (408 Nm @ 4600 RPM) has 268 more torque (in Nm) than 1970 Alfa Romeo GTA. (140 Nm @ 3200 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1970 Alfa Romeo GTA.
Compare all specifications:
| 1970 Alfa Romeo GTA | 2005 Porsche 911 | |
| Make | Alfa Romeo | Porsche |
| Model | GTA | 911 |
| Year Released | 1970 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 1290 cc | 3822 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 93 HP | 350 HP |
| Engine RPM | 6000 RPM | 6600 RPM |
| Torque | 140 Nm | 408 Nm |
| Torque RPM | 3200 RPM | 4600 RPM |
| Engine Bore Size | 78.1 mm | 99 mm |
| Engine Stroke Size | 67.5 mm | 82.8 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 790 kg | 1505 kg |
| Vehicle Length | 4090 mm | 4470 mm |
| Vehicle Width | 1590 mm | 1810 mm |
| Vehicle Height | 1320 mm | 1310 mm |
| Wheelbase Size | 2360 mm | 2360 mm |
| Fuel Tank Capacity | 46 L | 64 L |
