2009 Ford Flex vs. 1991 Lexus LS
To start off, 2009 Ford Flex is newer by 18 year(s). Which means there will be less support and parts availability for 1991 Lexus LS. In addition, the cost of maintenance, including insurance, on 1991 Lexus LS would be higher. At 3,969 cc (8 cylinders), 1991 Lexus LS is equipped with a bigger engine. In terms of performance, 2009 Ford Flex (262 HP @ 6250 RPM) has 20 more horse power than 1991 Lexus LS. (242 HP @ 5400 RPM). In normal driving conditions, 2009 Ford Flex should accelerate faster than 1991 Lexus LS. With that said, vehicle weight also plays an important factor in acceleration. 1991 Lexus LS weights approximately 849 kg more than 2009 Ford Flex.
Because 2009 Ford Flex is four wheel drive (4WD), it will have significant more traction and grip than 1991 Lexus LS. In wet, icy, snow, or gravel driving conditions, 2009 Ford Flex 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, 1991 Lexus LS (351 Nm @ 4400 RPM) has 15 more torque (in Nm) than 2009 Ford Flex. (336 Nm @ 4500 RPM). This means 1991 Lexus LS will have an easier job in driving up hills or pulling heavy equipment than 2009 Ford Flex.
Compare all specifications:
| 2009 Ford Flex | 1991 Lexus LS | |
| Make | Ford | Lexus |
| Model | Flex | LS |
| Year Released | 2009 | 1991 |
| Body Type | Crossover | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3496 cc | 3969 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 262 HP | 242 HP |
| Engine RPM | 6250 RPM | 5400 RPM |
| Torque | 336 Nm | 351 Nm |
| Torque RPM | 4500 RPM | 4400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 966 kg | 1815 kg |
| Vehicle Length | 5130 mm | 5000 mm |
| Vehicle Width | 1930 mm | 1830 mm |
| Vehicle Height | 1730 mm | 1430 mm |
| Wheelbase Size | 3000 mm | 2820 mm |
