1973 BMW 3 vs. 2006 Infiniti FX
To start off, 2006 Infiniti FX is newer by 33 year(s). Which means there will be less support and parts availability for 1973 BMW 3. In addition, the cost of maintenance, including insurance, on 1973 BMW 3 would be higher. At 3,491 cc (6 cylinders), 2006 Infiniti FX is equipped with a bigger engine. In terms of performance, 2006 Infiniti FX (280 HP @ 6200 RPM) has 77 more horse power than 1973 BMW 3. (203 HP @ 5600 RPM) In normal driving conditions, 2006 Infiniti FX should accelerate faster than 1973 BMW 3. With that said, vehicle weight also plays an important factor in acceleration. 2006 Infiniti FX weights approximately 50 kg more than 1973 BMW 3. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2006 Infiniti FX is four wheel drive (4WD), it will have significant more traction and grip than 1973 BMW 3. In wet, icy, snow, or gravel driving conditions, 2006 Infiniti FX will offer significantly more control. 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, 2006 Infiniti FX (367 Nm @ 4800 RPM) has 80 more torque (in Nm) than 1973 BMW 3. (287 Nm @ 4200 RPM). This means 2006 Infiniti FX will have an easier job in driving up hills or pulling heavy equipment than 1973 BMW 3.
Compare all specifications:
| 1973 BMW 3 | 2006 Infiniti FX | |
| Make | BMW | Infiniti |
| Model | 3 | FX |
| Year Released | 1973 | 2006 |
| Body Type | Coupe | Crossover |
| Engine Position | Front | Front |
| Engine Size | 3153 cc | 3491 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 203 HP | 280 HP |
| Engine RPM | 5600 RPM | 6200 RPM |
| Torque | 287 Nm | 367 Nm |
| Torque RPM | 4200 RPM | 4800 RPM |
| Engine Bore Size | 89.3 mm | 95.5 mm |
| Engine Stroke Size | 84 mm | 81.4 mm |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1270 kg | 1320 kg |
| Vehicle Length | 4640 mm | 4810 mm |
| Vehicle Width | 1740 mm | 1930 mm |
| Vehicle Height | 1380 mm | 1660 mm |
| Wheelbase Size | 2510 mm | 2860 mm |
| Fuel Tank Capacity | 70 L | 90 L |
