1977 Porsche 928 vs. 2009 Porsche 911
To start off, 2009 Porsche 911 is newer by 32 year(s). Which means there will be less support and parts availability for 1977 Porsche 928. In addition, the cost of maintenance, including insurance, on 1977 Porsche 928 would be higher. At 4,473 cc (8 cylinders), 1977 Porsche 928 is equipped with a bigger engine. In terms of performance, 2009 Porsche 911 (351 HP @ 6600 RPM) has 114 more horse power than 1977 Porsche 928. (237 HP @ 5250 RPM) In normal driving conditions, 2009 Porsche 911 should accelerate faster than 1977 Porsche 928. With that said, vehicle weight also plays an important factor in acceleration. 1977 Porsche 928 weights approximately 25 kg more than 2009 Porsche 911.
Because 2009 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 1977 Porsche 928. In wet, icy, snow, or gravel driving conditions, 2009 Porsche 911 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, 2009 Porsche 911 (400 Nm @ 4600 RPM) has 37 more torque (in Nm) than 1977 Porsche 928. (363 Nm @ 3600 RPM). This means 2009 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 1977 Porsche 928. 1977 Porsche 928 has automatic transmission and 2009 Porsche 911 has manual transmission. 2009 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1977 Porsche 928 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1977 Porsche 928 | 2009 Porsche 911 | |
| Make | Porsche | Porsche |
| Model | 928 | 911 |
| Year Released | 1977 | 2009 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 4473 cc | 3824 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 237 HP | 351 HP |
| Engine RPM | 5250 RPM | 6600 RPM |
| Torque | 363 Nm | 400 Nm |
| Torque RPM | 3600 RPM | 4600 RPM |
| Engine Bore Size | 95 mm | 96 mm |
| Engine Stroke Size | 78.9 mm | 82.8 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1450 kg | 1425 kg |
| Vehicle Length | 4450 mm | 4430 mm |
| Vehicle Width | 1840 mm | 1310 mm |
| Vehicle Height | 1320 mm | 1860 mm |
| Wheelbase Size | 2510 mm | 2360 mm |
| Fuel Tank Capacity | 85 L | 67 L |
