1990 Porsche 928 vs. 1999 TVR Speed 12
To start off, 1999 TVR Speed 12 is newer by 9 year(s). Which means there will be less support and parts availability for 1990 Porsche 928. In addition, the cost of maintenance, including insurance, on 1990 Porsche 928 would be higher. At 7,728 cc (12 cylinders), 1999 TVR Speed 12 is equipped with a bigger engine. In terms of performance, 1999 TVR Speed 12 (790 HP @ 7750 RPM) has 484 more horse power than 1990 Porsche 928. (306 HP @ 5900 RPM) In normal driving conditions, 1999 TVR Speed 12 should accelerate faster than 1990 Porsche 928. With that said, vehicle weight also plays an important factor in acceleration. 1990 Porsche 928 weights approximately 530 kg more than 1999 TVR Speed 12.
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, 1999 TVR Speed 12 (881 Nm @ 5750 RPM) has 473 more torque (in Nm) than 1990 Porsche 928. (408 Nm @ 4100 RPM). This means 1999 TVR Speed 12 will have an easier job in driving up hills or pulling heavy equipment than 1990 Porsche 928.
Compare all specifications:
| 1990 Porsche 928 | 1999 TVR Speed 12 | |
| Make | Porsche | TVR |
| Model | 928 | Speed 12 |
| Year Released | 1990 | 1999 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 4664 cc | 7728 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 306 HP | 790 HP |
| Engine RPM | 5900 RPM | 7750 RPM |
| Torque | 408 Nm | 881 Nm |
| Torque RPM | 4100 RPM | 5750 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 2 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1530 kg | 1000 kg |
| Vehicle Length | 4450 mm | 4310 mm |
| Vehicle Width | 1840 mm | 1970 mm |
| Vehicle Height | 1290 mm | 1110 mm |
| Wheelbase Size | 2510 mm | 2570 mm |
| Fuel Tank Capacity | 76 L | 57 L |
