1991 Ford Thunderbird vs. 2006 Lexus LS
To start off, 2006 Lexus LS is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Ford Thunderbird. In addition, the cost of maintenance, including insurance, on 1991 Ford Thunderbird would be higher. At 4,942 cc (8 cylinders), 1991 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 2006 Lexus LS (278 HP @ 5600 RPM) has 81 more horse power than 1991 Ford Thunderbird. (197 HP @ 4000 RPM) In normal driving conditions, 2006 Lexus LS should accelerate faster than 1991 Ford Thunderbird. With that said, vehicle weight also plays an important factor in acceleration. 2006 Lexus LS weights approximately 13 kg more than 1991 Ford Thunderbird. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2006 Lexus LS (423 Nm @ 3400 RPM) has 50 more torque (in Nm) than 1991 Ford Thunderbird. (373 Nm @ 3000 RPM). This means 2006 Lexus LS will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Thunderbird.
Compare all specifications:
| 1991 Ford Thunderbird | 2006 Lexus LS | |
| Make | Ford | Lexus |
| Model | Thunderbird | LS |
| Year Released | 1991 | 2006 |
| Engine Position | Front | Front |
| Engine Size | 4942 cc | 4294 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 197 HP | 278 HP |
| Engine RPM | 4000 RPM | 5600 RPM |
| Torque | 373 Nm | 423 Nm |
| Torque RPM | 3000 RPM | 3400 RPM |
| Engine Bore Size | 101.6 mm | 91.1 mm |
| Engine Stroke Size | 76.2 mm | 82.5 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1752 kg | 1765 kg |
| Vehicle Length | 5050 mm | 5020 mm |
| Vehicle Width | 1850 mm | 1840 mm |
| Vehicle Height | 1350 mm | 1500 mm |
| Wheelbase Size | 2880 mm | 2930 mm |
| Fuel Tank Capacity | 65 L | 84 L |
