1991 Buick LeSabre vs. 1986 Renault 18
To start off, 1991 Buick LeSabre is newer by 5 year(s). Which means there will be less support and parts availability for 1986 Renault 18. In addition, the cost of maintenance, including insurance, on 1986 Renault 18 would be higher. At 3,791 cc (6 cylinders), 1991 Buick LeSabre is equipped with a bigger engine. In terms of performance, 1991 Buick LeSabre (168 HP @ 4800 RPM) has 105 more horse power than 1986 Renault 18. (63 HP @ 5500 RPM). In normal driving conditions, 1991 Buick LeSabre should accelerate faster than 1986 Renault 18. With that said, vehicle weight also plays an important factor in acceleration. 1991 Buick LeSabre weights approximately 565 kg more than 1986 Renault 18. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 1991 Buick LeSabre (299 Nm @ 3200 RPM) has 195 more torque (in Nm) than 1986 Renault 18. (104 Nm @ 3000 RPM). This means 1991 Buick LeSabre will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 18. 1991 Buick LeSabre has automatic transmission and 1986 Renault 18 has manual transmission. 1986 Renault 18 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 1991 Buick LeSabre will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Buick LeSabre | 1986 Renault 18 | |
| Make | Buick | Renault |
| Model | LeSabre | 18 |
| Year Released | 1991 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 1397 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 168 HP | 63 HP |
| Engine RPM | 4800 RPM | 5500 RPM |
| Torque | 299 Nm | 104 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Engine Bore Size | 96.5 mm | 76 mm |
| Engine Stroke Size | 86.4 mm | 77 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1550 kg | 985 kg |
| Vehicle Length | 5090 mm | 4410 mm |
| Vehicle Width | 1910 mm | 1710 mm |
| Vehicle Height | 1420 mm | 1410 mm |
| Wheelbase Size | 2820 mm | 2450 mm |
| Fuel Tank Capacity | 62 L | 60 L |
