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 3,188 cc (6 cylinders), 2009 Audi TT is equipped with a bigger engine. In terms of performance, 2009 Audi TT (247 HP @ 6300 RPM) has 122 more horse power than 1989 Ford Sierra. (125 HP @ 5600 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. 1989 Ford Sierra weights approximately 198 kg more than 2009 Audi TT.
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 146 more torque (in Nm) than 1989 Ford Sierra. (174 Nm @ 2500 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 | 3188 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 247 HP | 125 HP |
| Engine RPM | 6300 RPM | 5600 RPM |
| Torque | 320 Nm | 174 Nm |
| Torque RPM | 2500 RPM | 2500 RPM |
| Engine Bore Size | 84 mm | 86 mm |
| Engine Stroke Size | 95.9 mm | 86 mm |
| Engine Compression Ratio | 11.3:1 | 10.3:1 |
| Top Speed | 250 km/hour | 192 km/hour |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 930 kg | 1128 kg |
| Vehicle Length | 4180 mm | 4470 mm |
| Vehicle Width | 1850 mm | 1710 mm |
| Vehicle Height | 1360 mm | 1380 mm |
| Wheelbase Size | 2470 mm | 2610 mm |
| Fuel Tank Capacity | 60 L | 60 L |
