1990 Infiniti Q45 vs. 2010 Audi A4
To start off, 2010 Audi A4 is newer by 20 year(s). Which means there will be less support and parts availability for 1990 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1990 Infiniti Q45 would be higher. At 4,493 cc (8 cylinders), 1990 Infiniti Q45 is equipped with a bigger engine. In terms of performance, 1990 Infiniti Q45 (277 HP @ 6000 RPM) has 66 more horse power than 2010 Audi A4. (211 HP @ 5300 RPM). In normal driving conditions, 1990 Infiniti Q45 should accelerate faster than 2010 Audi A4. With that said, vehicle weight also plays an important factor in acceleration. 1990 Infiniti Q45 weights approximately 105 kg more than 2010 Audi A4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2010 Audi A4 is all wheel drive (AWD), it will have significant more traction and grip than 1990 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2010 Audi A4 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, 1990 Infiniti Q45 (396 Nm @ 4000 RPM) has 47 more torque (in Nm) than 2010 Audi A4. (349 Nm @ 1500 RPM). This means 1990 Infiniti Q45 will have an easier job in driving up hills or pulling heavy equipment than 2010 Audi A4. 1990 Infiniti Q45 has automatic transmission and 2010 Audi A4 has manual transmission. 2010 Audi A4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1990 Infiniti Q45 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1990 Infiniti Q45 | 2010 Audi A4 | |
| Make | Infiniti | Audi |
| Model | Q45 | A4 |
| Year Released | 1990 | 2010 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 4493 cc | 2000 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 277 HP | 211 HP |
| Engine RPM | 6000 RPM | 5300 RPM |
| Torque | 396 Nm | 349 Nm |
| Torque RPM | 4000 RPM | 1500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | AWD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1750 kg | 1645 kg |
| Vehicle Length | 5080 mm | 4704 mm |
| Vehicle Width | 1830 mm | 1826 mm |
| Vehicle Height | 1440 mm | 1427 mm |
| Wheelbase Size | 2890 mm | 2809 mm |
| Fuel Tank Capacity | 72 L | 64 L |
