1991 Ford Thunderbird vs. 2003 Subaru Outback
To start off, 2003 Subaru Outback 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 3,791 cc (6 cylinders), 1991 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 2003 Subaru Outback (154 HP @ 5600 RPM) has 16 more horse power than 1991 Ford Thunderbird. (138 HP @ 3800 RPM) In normal driving conditions, 2003 Subaru Outback should accelerate faster than 1991 Ford Thunderbird. With that said, vehicle weight also plays an important factor in acceleration. 1991 Ford Thunderbird weights approximately 140 kg more than 2003 Subaru Outback.
Because 2003 Subaru Outback 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, 2003 Subaru Outback 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 68 more torque (in Nm) than 2003 Subaru Outback. (223 Nm @ 3600 RPM). This means 1991 Ford Thunderbird will have an easier job in driving up hills or pulling heavy equipment than 2003 Subaru Outback.
Compare all specifications:
| 1991 Ford Thunderbird | 2003 Subaru Outback | |
| Make | Ford | Subaru |
| Model | Thunderbird | Outback |
| Year Released | 1991 | 2003 |
| 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 | 154 HP |
| Engine RPM | 3800 RPM | 5600 RPM |
| Torque | 291 Nm | 223 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 | 5 doors |
| Vehicle Weight | 1610 kg | 1470 kg |
| Vehicle Length | 5050 mm | 4730 mm |
| Vehicle Width | 1850 mm | 1780 mm |
| Vehicle Height | 1350 mm | 1550 mm |
| Wheelbase Size | 2880 mm | 2530 mm |
| Fuel Tank Capacity | 45 L | 64 L |
