1989 Ford Thunderbird vs. 1991 Opel Calibra
To start off, 1991 Opel Calibra is newer by 2 year(s). Which means there will be less support and parts availability for 1989 Ford Thunderbird. In addition, the cost of maintenance, including insurance, on 1989 Ford Thunderbird would be higher. At 3,791 cc (6 cylinders), 1989 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 1991 Opel Calibra (201 HP @ 5600 RPM) has 63 more horse power than 1989 Ford Thunderbird. (138 HP @ 3800 RPM) In normal driving conditions, 1991 Opel Calibra should accelerate faster than 1989 Ford Thunderbird. With that said, vehicle weight also plays an important factor in acceleration. 1989 Ford Thunderbird weights approximately 191 kg more than 1991 Opel Calibra.
Because 1991 Opel Calibra is four wheel drive (4WD), it will have significant more traction and grip than 1989 Ford Thunderbird. In wet, icy, snow, or gravel driving conditions, 1991 Opel Calibra 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, 1989 Ford Thunderbird (291 Nm @ 2400 RPM) has 11 more torque (in Nm) than 1991 Opel Calibra. (280 Nm @ 2400 RPM). This means 1989 Ford Thunderbird will have an easier job in driving up hills or pulling heavy equipment than 1991 Opel Calibra.
Compare all specifications:
| 1989 Ford Thunderbird | 1991 Opel Calibra | |
| Make | Ford | Opel |
| Model | Thunderbird | Calibra |
| Year Released | 1989 | 1991 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 1998 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 138 HP | 201 HP |
| Engine RPM | 3800 RPM | 5600 RPM |
| Torque | 291 Nm | 280 Nm |
| Torque RPM | 2400 RPM | 2400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1614 kg | 1423 kg |
| Vehicle Length | 5050 mm | 4500 mm |
| Vehicle Width | 1850 mm | 1700 mm |
| Vehicle Height | 1350 mm | 1610 mm |
| Wheelbase Size | 2880 mm | 2450 mm |
| Fuel Tank Capacity | 45 L | 40 L |
