2003 BMW 645 vs. 1991 Ford Thunderbird
To start off, 2003 BMW 645 is newer by 12 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, 2003 BMW 645 (325 HP @ 6100 RPM) has 128 more horse power than 1991 Ford Thunderbird. (197 HP @ 4000 RPM). In normal driving conditions, 2003 BMW 645 should accelerate faster than 1991 Ford Thunderbird. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Thunderbird weights approximately 62 kg more than 2003 BMW 645.
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, 2003 BMW 645 (450 Nm @ 3600 RPM) has 77 more torque (in Nm) than 1991 Ford Thunderbird. (373 Nm @ 3000 RPM). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Thunderbird.
Compare all specifications:
2003 BMW 645 | 1991 Ford Thunderbird | |
Make | BMW | Ford |
Model | 645 | Thunderbird |
Year Released | 2003 | 1991 |
Engine Position | Front | Front |
Engine Size | 4398 cc | 4942 cc |
Engine Cylinders | 8 cylinders | 8 cylinders |
Engine Type | V | in-line |
Horse Power | 325 HP | 197 HP |
Engine RPM | 6100 RPM | 4000 RPM |
Torque | 450 Nm | 373 Nm |
Torque RPM | 3600 RPM | 3000 RPM |
Engine Bore Size | 92 mm | 101.6 mm |
Engine Stroke Size | 82.7 mm | 76.2 mm |
Drive Type | Rear | Rear |
Number of Seats | 4 seats | 4 seats |
Number of Doors | 2 doors | 2 doors |
Vehicle Weight | 1690 kg | 1752 kg |
Vehicle Length | 4830 mm | 5050 mm |
Vehicle Width | 1860 mm | 1850 mm |
Vehicle Height | 1380 mm | 1350 mm |
Wheelbase Size | 2890 mm | 2880 mm |
Fuel Tank Capacity | 70 L | 65 L |