2007 BMW Convertible vs. 1991 Infiniti Q45
To start off, 2007 BMW Convertible is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1991 Infiniti Q45 would be higher. At 4,799 cc (8 cylinders), 2007 BMW Convertible is equipped with a bigger engine. In terms of performance, 2007 BMW Convertible (362 HP @ 6300 RPM) has 85 more horse power than 1991 Infiniti Q45. (277 HP @ 6000 RPM). In normal driving conditions, 2007 BMW Convertible should accelerate faster than 1991 Infiniti Q45. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW Convertible weights approximately 100 kg more than 1991 Infiniti Q45. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2007 BMW Convertible (490 Nm @ 3600 RPM) has 93 more torque (in Nm) than 1991 Infiniti Q45. (397 Nm @ 4000 RPM). This means 2007 BMW Convertible will have an easier job in driving up hills or pulling heavy equipment than 1991 Infiniti Q45.
Compare all specifications:
| 2007 BMW Convertible | 1991 Infiniti Q45 | |
| Make | BMW | Infiniti |
| Model | Convertible | Q45 |
| Year Released | 2007 | 1991 |
| Body Type | Convertible | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4799 cc | 4494 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 362 HP | 277 HP |
| Engine RPM | 6300 RPM | 6000 RPM |
| Torque | 490 Nm | 397 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Top Speed | 245 km/hour | 246 km/hour |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1850 kg | 1750 kg |
| Vehicle Length | 4830 mm | 5080 mm |
| Vehicle Width | 1380 mm | 1830 mm |
| Vehicle Height | 1860 mm | 1440 mm |
| Wheelbase Size | 2790 mm | 2890 mm |
| Fuel Tank Capacity | 70 L | 72 L |
