1986 Ford Sierra vs. 2004 TVR Speed 12
To start off, 2004 TVR Speed 12 is newer by 18 year(s). Which means there will be less support and parts availability for 1986 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1986 Ford Sierra would be higher. At 7,730 cc (12 cylinders), 2004 TVR Speed 12 is equipped with a bigger engine. In terms of performance, 2004 TVR Speed 12 (791 HP @ 7750 RPM) has 631 more horse power than 1986 Ford Sierra. (160 HP @ 5700 RPM) In normal driving conditions, 2004 TVR Speed 12 should accelerate faster than 1986 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 1986 Ford Sierra weights approximately 266 kg more than 2004 TVR Speed 12.
Because 1986 Ford Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2004 TVR Speed 12. In wet, icy, snow, or gravel driving conditions, 1986 Ford Sierra 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, 2004 TVR Speed 12 (881 Nm @ 5750 RPM) has 665 more torque (in Nm) than 1986 Ford Sierra. (216 Nm @ 4300 RPM). This means 2004 TVR Speed 12 will have an easier job in driving up hills or pulling heavy equipment than 1986 Ford Sierra.
Compare all specifications:
| 1986 Ford Sierra | 2004 TVR Speed 12 | |
| Make | Ford | TVR |
| Model | Sierra | Speed 12 |
| Year Released | 1986 | 2004 |
| Engine Position | Front | Middle |
| Engine Size | 2792 cc | 7730 cc |
| Engine Cylinders | 6 cylinders | 12 cylinders |
| Engine Type | V | in-line |
| Horse Power | 160 HP | 791 HP |
| Engine RPM | 5700 RPM | 7750 RPM |
| Torque | 216 Nm | 881 Nm |
| Torque RPM | 4300 RPM | 5750 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1266 kg | 1000 kg |
| Vehicle Length | 4430 mm | 4310 mm |
| Vehicle Width | 1730 mm | 1970 mm |
| Wheelbase Size | 2610 mm | 2570 mm |
| Fuel Tank Capacity | 116 L | 57 L |
