1991 Buick LeSabre vs. 2007 Lexus RX
To start off, 2007 Lexus RX is newer by 16 year(s). Which means there will be less support and parts availability for 1991 Buick LeSabre. In addition, the cost of maintenance, including insurance, on 1991 Buick LeSabre would be higher. At 3,791 cc (6 cylinders), 1991 Buick LeSabre is equipped with a bigger engine. In terms of performance, 2007 Lexus RX (272 HP @ 6200 RPM) has 104 more horse power than 1991 Buick LeSabre. (168 HP @ 4800 RPM) In normal driving conditions, 2007 Lexus RX should accelerate faster than 1991 Buick LeSabre. With that said, vehicle weight also plays an important factor in acceleration. 2007 Lexus RX weights approximately 360 kg more than 1991 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 1991 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 43 more torque (in Nm) than 1991 Buick LeSabre. (299 Nm @ 3200 RPM). This means 2007 Lexus RX will have an easier job in driving up hills or pulling heavy equipment than 1991 Buick LeSabre.
Compare all specifications:
| 1991 Buick LeSabre | 2007 Lexus RX | |
| Make | Buick | Lexus |
| Model | LeSabre | RX |
| Year Released | 1991 | 2007 |
| Body Type | Coupe | SUV |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 3456 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 168 HP | 272 HP |
| Engine RPM | 4800 RPM | 6200 RPM |
| Torque | 299 Nm | 342 Nm |
| Torque RPM | 3200 RPM | 4700 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1550 kg | 1910 kg |
| Vehicle Length | 5090 mm | 4580 mm |
| Vehicle Width | 1910 mm | 1850 mm |
| Vehicle Height | 1420 mm | 1680 mm |
| Wheelbase Size | 2820 mm | 2730 mm |
| Fuel Tank Capacity | 62 L | 75 L |
