2003 Alfa Romeo Spider vs. 2012 Infiniti G37
To start off, 2012 Infiniti G37 is newer by 9 year(s). Which means there will be less support and parts availability for 2003 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 2003 Alfa Romeo Spider would be higher. At 3,700 cc (6 cylinders), 2012 Infiniti G37 is equipped with a bigger engine. In terms of performance, 2012 Infiniti G37 (330 HP @ 7000 RPM) has 82 more horse power than 2003 Alfa Romeo Spider. (248 HP @ 6300 RPM) In normal driving conditions, 2012 Infiniti G37 should accelerate faster than 2003 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2012 Infiniti G37 weights approximately 158 kg more than 2003 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Infiniti G37 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 2012 Infiniti G37. However, in wet, icy, snow, or gravel driving conditions, 2003 Alfa Romeo Spider, 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, 2012 Infiniti G37 (366 Nm @ 5200 RPM) has 61 more torque (in Nm) than 2003 Alfa Romeo Spider. (305 Nm @ 4800 RPM). This means 2012 Infiniti G37 will have an easier job in driving up hills or pulling heavy equipment than 2003 Alfa Romeo Spider. 2012 Infiniti G37 has automatic transmission and 2003 Alfa Romeo Spider has manual transmission. 2003 Alfa Romeo Spider will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Infiniti G37 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Alfa Romeo Spider | 2012 Infiniti G37 | |
| Make | Alfa Romeo | Infiniti |
| Model | Spider | G37 |
| Year Released | 2003 | 2012 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3179 cc | 3700 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 248 HP | 330 HP |
| Engine RPM | 6300 RPM | 7000 RPM |
| Torque | 305 Nm | 366 Nm |
| Torque RPM | 4800 RPM | 5200 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1490 kg | 1648 kg |
| Vehicle Length | 4310 mm | 4651 mm |
| Vehicle Width | 1780 mm | 1824 mm |
| Vehicle Height | 1330 mm | 1392 mm |
| Wheelbase Size | 2600 mm | 2850 mm |
| Fuel Tank Capacity | 70 L | 76 L |
