2007 Audi A4 vs. 1978 Triumph TR7
To start off, 2007 Audi A4 is newer by 29 year(s). Which means there will be less support and parts availability for 1978 Triumph TR7. In addition, the cost of maintenance, including insurance, on 1978 Triumph TR7 would be higher. At 1,998 cc (4 cylinders), 1978 Triumph TR7 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (114 HP @ 4000 RPM) has 10 more horse power than 1978 Triumph TR7. (104 HP @ 5500 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1978 Triumph TR7. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 562 kg more than 1978 Triumph TR7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1978 Triumph TR7 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1978 Triumph TR7. However, in wet, icy, snow, or gravel driving conditions, 2007 Audi A4, being front wheel drive (FWD), will offer much better control with better grip. 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, 2007 Audi A4 (285 Nm @ 1900 RPM) has 124 more torque (in Nm) than 1978 Triumph TR7. (161 Nm @ 3500 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1978 Triumph TR7.
Compare all specifications:
| 2007 Audi A4 | 1978 Triumph TR7 | |
| Make | Audi | Triumph |
| Model | A4 | TR7 |
| Year Released | 2007 | 1978 |
| Body Type | Station Wagon | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1895 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 114 HP | 104 HP |
| Engine RPM | 4000 RPM | 5500 RPM |
| Torque | 285 Nm | 161 Nm |
| Torque RPM | 1900 RPM | 3500 RPM |
| Engine Bore Size | 79.5 mm | 90.3 mm |
| Engine Stroke Size | 95.5 mm | 78 mm |
| Engine Compression Ratio | 19.0:1 | 9.3:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1610 kg | 1048 kg |
| Vehicle Length | 4590 mm | 4070 mm |
| Vehicle Width | 1780 mm | 1690 mm |
| Vehicle Height | 1430 mm | 1270 mm |
| Wheelbase Size | 2660 mm | 2170 mm |
| Fuel Tank Capacity | 70 L | 55 L |
