1981 Audi UR vs. 1991 Ford Thunderbird
To start off, 1991 Ford Thunderbird is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Audi UR. In addition, the cost of maintenance, including insurance, on 1981 Audi UR would be higher. At 3,791 cc (6 cylinders), 1991 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5800 RPM) has 59 more horse power than 1991 Ford Thunderbird. (138 HP @ 3800 RPM). In normal driving conditions, 1981 Audi UR should accelerate faster than 1991 Ford Thunderbird. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Thunderbird weights approximately 310 kg more than 1981 Audi UR.
Because 1981 Audi UR is four wheel drive (4WD), it will have significant more traction and grip than 1991 Ford Thunderbird. In wet, icy, snow, or gravel driving conditions, 1981 Audi UR 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 Ford Thunderbird (291 Nm @ 2400 RPM) has 21 more torque (in Nm) than 1981 Audi UR. (270 Nm @ 3000 RPM). This means 1991 Ford Thunderbird will have an easier job in driving up hills or pulling heavy equipment than 1981 Audi UR.
Compare all specifications:
| 1981 Audi UR | 1991 Ford Thunderbird | |
| Make | Audi | Ford |
| Model | UR | Thunderbird |
| Year Released | 1981 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 3791 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 197 HP | 138 HP |
| Engine RPM | 5800 RPM | 3800 RPM |
| Torque | 270 Nm | 291 Nm |
| Torque RPM | 3000 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1300 kg | 1610 kg |
| Vehicle Length | 4430 mm | 5050 mm |
| Vehicle Width | 1690 mm | 1850 mm |
| Vehicle Height | 1390 mm | 1350 mm |
| Wheelbase Size | 2530 mm | 2880 mm |
| Fuel Tank Capacity | 58 L | 45 L |
