1990 Buick LeSabre vs. 2007 Lexus RX
To start off, 2007 Lexus RX is newer by 17 year(s). Which means there will be less support and parts availability for 1990 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1990 Buick LeSabre would be higher. At 3,791 cc (6 cylinders), 1990 Buick LeSabre is equipped with a bigger engine. In terms of performance, 2007 Lexus RX (272 HP @ 6200 RPM) has 107 more horse power than 1990 Buick LeSabre. (165 HP @ 4800 RPM) In normal driving conditions, 2007 Lexus RX should accelerate faster than 1990 Buick LeSabre. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus RX weights approximately 434 kg more than 1990 Buick LeSabre. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Lexus RX is four wheel drive (4WD), it will have significant more traction and grip than 1990 Buick LeSabre. In wet, icy, snow, or gravel driving conditions, 2007 Lexus RX 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 Lexus RX (342 Nm @ 4700 RPM) has 57 more torque (in Nm) than 1990 Buick LeSabre. (285 Nm @ 2000 RPM). This means 2007 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 1990 Buick LeSabre.
Compare all specifications:
| 1990 Buick LeSabre | 2007 Lexus RX | |
| Make | Buick | Lexus |
| Model | LeSabre | RX |
| Year Released | 1990 | 2007 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3456 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Horse Power | 165 HP | 272 HP |
| Engine RPM | 4800 RPM | 6200 RPM |
| Torque | 285 Nm | 342 Nm |
| Torque RPM | 2000 RPM | 4700 RPM |
| Engine Compression Ratio | 8.5:1 | 10.8:1 |
| Top Speed | 195 km/hour | 195 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1476 kg | 1910 kg |
| Vehicle Length | 5010 mm | 4580 mm |
| Vehicle Width | 1850 mm | 1850 mm |
| Vehicle Height | 1380 mm | 1680 mm |
| Wheelbase Size | 2820 mm | 2730 mm |
| Fuel Tank Capacity | 68 L | 75 L |
