1965 Alfa Romeo Giulia vs. 2003 Infiniti Q45
To start off, 2003 Infiniti Q45 is newer by 38 year(s). Which means there will be less support and parts availability for 1965 Alfa Romeo Giulia. In addition, the cost of maintenance, including insurance, on 1965 Alfa Romeo Giulia would be higher. At 4,494 cc (8 cylinders), 2003 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 2003 Infiniti Q45 (340 HP @ 6400 RPM) has 235 more horse power than 1965 Alfa Romeo Giulia. (105 HP @ 6200 RPM) In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 1965 Alfa Romeo Giulia. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti Q45 weights approximately 834 kg more than 1965 Alfa Romeo Giulia. 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, 2003 Infiniti Q45 (451 Nm @ 4000 RPM) has 318 more torque (in Nm) than 1965 Alfa Romeo Giulia. (133 Nm @ 4500 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1965 Alfa Romeo Giulia.
Compare all specifications:
| 1965 Alfa Romeo Giulia | 2003 Infiniti Q45 | |
| Make | Alfa Romeo | Infiniti |
| Model | Giulia | Q45 |
| Year Released | 1965 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 4494 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 105 HP | 340 HP |
| Engine RPM | 6200 RPM | 6400 RPM |
| Torque | 133 Nm | 451 Nm |
| Torque RPM | 4500 RPM | 4000 RPM |
| Engine Compression Ratio | 9.2:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 970 kg | 1804 kg |
| Vehicle Length | 4130 mm | 5080 mm |
| Vehicle Width | 1670 mm | 1850 mm |
| Vehicle Height | 1250 mm | 1500 mm |
| Wheelbase Size | 2260 mm | 2880 mm |
| Fuel Tank Capacity | 52 L | 81 L |
