1987 Alfa Romeo 75 vs. 1963 Triumph TR4
To start off, 1987 Alfa Romeo 75 is newer by 24 year(s). Which means there will be less support and parts availability for 1963 Triumph TR4. In addition, the cost of maintenance, including insurance, on 1963 Triumph TR4 would be higher. At 2,959 cc (6 cylinders), 1987 Alfa Romeo 75 is equipped with a bigger engine. In terms of performance, 1987 Alfa Romeo 75 (182 HP @ 5800 RPM) has 78 more horse power than 1963 Triumph TR4. (104 HP @ 4600 RPM). In normal driving conditions, 1987 Alfa Romeo 75 should accelerate faster than 1963 Triumph TR4. With that said, vehicle weight also plays an important factor in acceleration. 1987 Alfa Romeo 75 weights approximately 247 kg more than 1963 Triumph TR4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 1987 Alfa Romeo 75 (240 Nm @ 4500 RPM) has 68 more torque (in Nm) than 1963 Triumph TR4. (172 Nm @ 3350 RPM). This means 1987 Alfa Romeo 75 will have an easier job in driving up hills or pulling heavy equipment than 1963 Triumph TR4.
Compare all specifications:
| 1987 Alfa Romeo 75 | 1963 Triumph TR4 | |
| Make | Alfa Romeo | Triumph |
| Model | 75 | TR4 |
| Year Released | 1987 | 1963 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Front |
| Engine Size | 2959 cc | 2138 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 182 HP | 104 HP |
| Engine RPM | 5800 RPM | 4600 RPM |
| Torque | 240 Nm | 172 Nm |
| Torque RPM | 4500 RPM | 3350 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 72.6 mm | 92 mm |
| Engine Compression Ratio | 9.5:1 | 9.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1212 kg | 965 kg |
| Vehicle Length | 4430 mm | 3950 mm |
| Vehicle Width | 1640 mm | 1480 mm |
| Vehicle Height | 1360 mm | 1280 mm |
| Wheelbase Size | 2520 mm | 2240 mm |
| Fuel Tank Capacity | 68 L | 53 L |
