1991 Ford Thunderbird vs. 2007 Subaru Impreza
To start off, 2007 Subaru Impreza is newer by 16 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 3,791 cc (6 cylinders), 1991 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 2007 Subaru Impreza (227 HP @ 5600 RPM) has 89 more horse power than 1991 Ford Thunderbird. (138 HP @ 3800 RPM) In normal driving conditions, 2007 Subaru Impreza should accelerate faster than 1991 Ford Thunderbird. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Thunderbird weights approximately 212 kg more than 2007 Subaru Impreza.
Because 2007 Subaru Impreza 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, 2007 Subaru Impreza 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, 2007 Subaru Impreza (320 Nm @ 3600 RPM) has 29 more torque (in Nm) than 1991 Ford Thunderbird. (291 Nm @ 2400 RPM). This means 2007 Subaru Impreza will have an easier job in driving up hills or pulling heavy equipment than 1991 Ford Thunderbird.
Compare all specifications:
| 1991 Ford Thunderbird | 2007 Subaru Impreza | |
| Make | Ford | Subaru |
| Model | Thunderbird | Impreza |
| Year Released | 1991 | 2007 |
| Engine Position | Front | Front |
| Engine Size | 3791 cc | 2457 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | boxer |
| Horse Power | 138 HP | 227 HP |
| Engine RPM | 3800 RPM | 5600 RPM |
| Torque | 291 Nm | 320 Nm |
| Torque RPM | 2400 RPM | 3600 RPM |
| Engine Bore Size | 96.9 mm | 99.5 mm |
| Engine Stroke Size | 86 mm | 79 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1610 kg | 1398 kg |
| Vehicle Length | 5050 mm | 4470 mm |
| Vehicle Width | 1850 mm | 1750 mm |
| Vehicle Height | 1350 mm | 1450 mm |
| Wheelbase Size | 2880 mm | 2530 mm |
| Fuel Tank Capacity | 45 L | 60 L |
