2004 Alfa Romeo 156 vs. 1975 Triumph TR7
To start off, 2004 Alfa Romeo 156 is newer by 29 year(s). Which means there will be less support and parts availability for 1975 Triumph TR7. In addition, the cost of maintenance, including insurance, on 1975 Triumph TR7 would be higher. At 1,998 cc (4 cylinders), 1975 Triumph TR7 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (113 HP @ 4000 RPM) has 24 more horse power than 1975 Triumph TR7. (89 HP @ 5250 RPM). In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 1975 Triumph TR7. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 405 kg more than 1975 Triumph TR7. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1975 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 1975 Triumph TR7. However, in wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156, 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, 2004 Alfa Romeo 156 (275 Nm @ 2000 RPM) has 140 more torque (in Nm) than 1975 Triumph TR7. (135 Nm @ 2500 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1975 Triumph TR7.
Compare all specifications:
| 2004 Alfa Romeo 156 | 1975 Triumph TR7 | |
| Make | Alfa Romeo | Triumph |
| Model | 156 | TR7 |
| Year Released | 2004 | 1975 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 1969 cc | 1998 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 113 HP | 89 HP |
| Engine RPM | 4000 RPM | 5250 RPM |
| Torque | 275 Nm | 135 Nm |
| Torque RPM | 2000 RPM | 2500 RPM |
| Engine Bore Size | 82 mm | 90.3 mm |
| Engine Stroke Size | 90.4 mm | 78 mm |
| Engine Compression Ratio | 18.4:1 | 8.0:1 |
| Fuel Type | Diesel | Gasoline |
| Top Speed | 191 km/hour | 172 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1405 kg | 1000 kg |
| Vehicle Length | 4440 mm | 4070 mm |
| Vehicle Width | 1750 mm | 1690 mm |
| Vehicle Height | 1400 mm | 1270 mm |
| Wheelbase Size | 2550 mm | 2170 mm |
| Fuel Tank Capacity | 63 L | 55 L |
