2009 Audi A4 vs. 1977 Porsche 930
To start off, 2009 Audi A4 is newer by 32 year(s). Which means there will be less support and parts availability for 1977 Porsche 930. In addition, the cost of maintenance, including insurance, on 1977 Porsche 930 would be higher. At 3,123 cc (6 cylinders), 2009 Audi A4 is equipped with a bigger engine. In terms of performance, 1977 Porsche 930 (257 HP @ 5500 RPM) has 5 more horse power than 2009 Audi A4. (252 HP @ 5100 RPM) In normal driving conditions, 1977 Porsche 930 should accelerate faster than 2009 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1977 Porsche 930 weights approximately 210 kg more than 2009 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1977 Porsche 930. In wet, icy, snow, or gravel driving conditions, 2009 Audi A4 will offer significantly more control. 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, 1977 Porsche 930 (343 Nm @ 3000 RPM) has 12 more torque (in Nm) than 2009 Audi A4. (331 Nm @ 3250 RPM). This means 1977 Porsche 930 will have an easier job in driving up hills or pulling heavy equipment than 2009 Audi A4. 2009 Audi A4 has automatic transmission and 1977 Porsche 930 has manual transmission. 1977 Porsche 930 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 1977 Porsche 930 | |
| Make | Audi | Porsche |
| Model | A4 | 930 |
| Year Released | 2009 | 1977 |
| Body Type | Convertible | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 3123 cc | 2994 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 252 HP | 257 HP |
| Engine RPM | 5100 RPM | 5500 RPM |
| Torque | 331 Nm | 343 Nm |
| Torque RPM | 3250 RPM | 3000 RPM |
| Engine Bore Size | 84.5 mm | 95 mm |
| Engine Stroke Size | 92.8 mm | 70.4 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 930 kg | 1140 kg |
| Vehicle Length | 4580 mm | 4300 mm |
| Vehicle Width | 1400 mm | 1780 mm |
| Vehicle Height | 1780 mm | 1320 mm |
| Wheelbase Size | 2660 mm | 2510 mm |
