2007 Chevrolet Tahoe vs. 1989 Infiniti Q45
To start off, 2007 Chevrolet Tahoe is newer by 18 year(s). Which means there will be less support and parts availability for 1989 Infiniti Q45. In addition, the cost of maintenance, including insurance, on 1989 Infiniti Q45 would be higher. At 5,328 cc (8 cylinders), 2007 Chevrolet Tahoe is equipped with a bigger engine. In terms of performance, 2007 Chevrolet Tahoe (284 HP @ 5200 RPM) has 7 more horse power than 1989 Infiniti Q45. (277 HP @ 6000 RPM). In normal driving conditions, 2007 Chevrolet Tahoe should accelerate faster than 1989 Infiniti Q45. With that said, vehicle weight also plays an important factor in acceleration. 2007 Chevrolet Tahoe weights approximately 669 kg more than 1989 Infiniti Q45. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Chevrolet Tahoe is four wheel drive (4WD), it will have significant more traction and grip than 1989 Infiniti Q45. In wet, icy, snow, or gravel driving conditions, 2007 Chevrolet Tahoe 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, 2007 Chevrolet Tahoe (427 Nm @ 4000 RPM) has 31 more torque (in Nm) than 1989 Infiniti Q45. (396 Nm @ 4000 RPM). This means 2007 Chevrolet Tahoe will have an easier job in driving up hills or pulling heavy equipment than 1989 Infiniti Q45.
Compare all specifications:
| 2007 Chevrolet Tahoe | 1989 Infiniti Q45 | |
| Make | Chevrolet | Infiniti |
| Model | Tahoe | Q45 |
| Year Released | 2007 | 1989 |
| Body Type | SUV | Sedan |
| Engine Position | Front | Front |
| Engine Size | 5328 cc | 4494 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 284 HP | 277 HP |
| Engine RPM | 5200 RPM | 6000 RPM |
| Torque | 427 Nm | 396 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 96.1 mm | 93.1 mm |
| Engine Stroke Size | 92 mm | 82.7 mm |
| Engine Compression Ratio | 10.0:1 | 10.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 2419 kg | 1750 kg |
| Vehicle Length | 5060 mm | 5080 mm |
| Vehicle Width | 2070 mm | 1830 mm |
| Vehicle Height | 1970 mm | 1440 mm |
| Wheelbase Size | 2950 mm | 2890 mm |
| Fuel Tank Capacity | 98 L | 72 L |
