2005 BMW 730 vs. 1991 Ford Thunderbird
To start off, 2005 BMW 730 is newer by 14 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, 2005 BMW 730 (225 HP @ 6250 RPM) has 28 more horse power than 1991 Ford Thunderbird. (197 HP @ 4000 RPM). In normal driving conditions, 2005 BMW 730 should accelerate faster than 1991 Ford Thunderbird. With that said, vehicle weight also plays an important factor in acceleration. 2005 BMW 730 weights approximately 38 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, 1991 Ford Thunderbird (373 Nm @ 3000 RPM) has 73 more torque (in Nm) than 2005 BMW 730. (300 Nm @ 3500 RPM). This means 1991 Ford Thunderbird will have an easier job in driving up hills or pulling heavy equipment than 2005 BMW 730.
Compare all specifications:
| 2005 BMW 730 | 1991 Ford Thunderbird | |
| Make | BMW | Ford |
| Model | 730 | Thunderbird |
| Year Released | 2005 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2982 cc | 4942 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 225 HP | 197 HP |
| Engine RPM | 6250 RPM | 4000 RPM |
| Torque | 300 Nm | 373 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Bore Size | 84 mm | 101.6 mm |
| Engine Stroke Size | 90 mm | 76.2 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1790 kg | 1752 kg |
| Vehicle Length | 5040 mm | 5050 mm |
| Vehicle Width | 1910 mm | 1850 mm |
| Vehicle Height | 1500 mm | 1350 mm |
| Wheelbase Size | 3000 mm | 2880 mm |
| Fuel Tank Capacity | 63 L | 65 L |
