1978 Alfa Romeo GTV vs. 2003 Infiniti Q45
To start off, 2003 Infiniti Q45 is newer by 25 year(s). Which means there will be less support and parts availability for 1978 Alfa Romeo GTV. In addition, the cost of maintenance, including insurance, on 1978 Alfa Romeo GTV 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 211 more horse power than 1978 Alfa Romeo GTV. (129 HP @ 5400 RPM) In normal driving conditions, 2003 Infiniti Q45 should accelerate faster than 1978 Alfa Romeo GTV. With that said, vehicle weight also plays an important factor in acceleration. 2003 Infiniti Q45 weights approximately 625 kg more than 1978 Alfa Romeo GTV. 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 270 more torque (in Nm) than 1978 Alfa Romeo GTV. (181 Nm @ 4000 RPM). This means 2003 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 1978 Alfa Romeo GTV. 2003 Infiniti Q45 has automatic transmission and 1978 Alfa Romeo GTV has manual transmission. 1978 Alfa Romeo GTV will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1978 Alfa Romeo GTV | 2003 Infiniti Q45 | |
| Make | Alfa Romeo | Infiniti |
| Model | GTV | Q45 |
| Year Released | 1978 | 2003 |
| Engine Position | Front | Front |
| Engine Size | 1962 cc | 4494 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 129 HP | 340 HP |
| Engine RPM | 5400 RPM | 6400 RPM |
| Torque | 181 Nm | 451 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Compression Ratio | 9.0:1 | 10.5:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1179 kg | 1804 kg |
| Vehicle Length | 4270 mm | 5080 mm |
| Vehicle Width | 1670 mm | 1850 mm |
| Vehicle Height | 1340 mm | 1500 mm |
| Wheelbase Size | 2410 mm | 2880 mm |
| Fuel Tank Capacity | 53 L | 81 L |
