2009 Audi TT vs. 1989 Ford Sierra
To start off, 2009 Audi TT is newer by 20 year(s). Which means there will be less support and parts availability for 1989 Ford Sierra. In addition, the cost of maintenance, including insurance, on 1989 Ford Sierra would be higher. At 3,189 cc (6 cylinders), 2009 Audi TT is equipped with a bigger engine. In terms of performance, 2009 Audi TT (247 HP @ 6300 RPM) has 146 more horse power than 1989 Ford Sierra. (101 HP @ 5200 RPM). In normal driving conditions, 2009 Audi TT should accelerate faster than 1989 Ford Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi TT weights approximately 344 kg more than 1989 Ford Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi TT is four wheel drive (4WD), it will have significant more traction and grip than 1989 Ford Sierra. In wet, icy, snow, or gravel driving conditions, 2009 Audi TT 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 Audi TT (320 Nm @ 2500 RPM) has 167 more torque (in Nm) than 1989 Ford Sierra. (153 Nm @ 4000 RPM). This means 2009 Audi TT will have an easier job in driving up hills or pulling heavy equipment than 1989 Ford Sierra.
Compare all specifications:
| 2009 Audi TT | 1989 Ford Sierra | |
| Make | Audi | Ford |
| Model | TT | Sierra |
| Year Released | 2009 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 3189 cc | 1993 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 101 HP |
| Engine RPM | 6300 RPM | 5200 RPM |
| Torque | 320 Nm | 153 Nm |
| Torque RPM | 2500 RPM | 4000 RPM |
| Engine Bore Size | 84 mm | 90.8 mm |
| Engine Stroke Size | 95.9 mm | 77 mm |
| Engine Compression Ratio | 11.3:1 | 9.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 250 km/hour | 187 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1490 kg | 1146 kg |
| Vehicle Length | 4180 mm | 4430 mm |
| Vehicle Width | 1850 mm | 1730 mm |
| Vehicle Height | 1360 mm | 1380 mm |
| Wheelbase Size | 2470 mm | 2830 mm |
| Fuel Tank Capacity | 60 L | 55 L |
