2004 Ford Thunderbird vs. 1989 Renault 21
To start off, 2004 Ford Thunderbird is newer by 15 year(s). Which means there will be less support and parts availability for 1989 Renault 21. In addition, the cost of maintenance, including insurance, on 1989 Renault 21 would be higher. At 3,932 cc (8 cylinders), 2004 Ford Thunderbird is equipped with a bigger engine. In terms of performance, 2004 Ford Thunderbird (280 HP @ 5500 RPM) has 162 more horse power than 1989 Renault 21. (118 HP @ 5500 RPM). In normal driving conditions, 2004 Ford Thunderbird should accelerate faster than 1989 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2004 Ford Thunderbird weights approximately 502 kg more than 1989 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1989 Renault 21 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Ford Thunderbird. In wet, icy, snow, or gravel driving conditions, 1989 Renault 21 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, 2004 Ford Thunderbird (369 Nm) has 200 more torque (in Nm) than 1989 Renault 21. (169 Nm). This means 2004 Ford Thunderbird will have an easier job in driving up hills or pulling heavy equipment than 1989 Renault 21.
Compare all specifications:
| 2004 Ford Thunderbird | 1989 Renault 21 | |
| Make | Ford | Renault |
| Model | Thunderbird | 21 |
| Year Released | 2004 | 1989 |
| Engine Position | Front | Front |
| Engine Size | 3932 cc | 1995 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 280 HP | 118 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 369 Nm | 169 Nm |
| Engine Bore Size | 86 mm | 88 mm |
| Engine Stroke Size | 85 mm | 82 mm |
| Drive Type | Rear | 4WD |
| Vehicle Weight | 1752 kg | 1250 kg |
| Vehicle Length | 4740 mm | 4650 mm |
| Vehicle Width | 1840 mm | 1720 mm |
| Vehicle Height | 1330 mm | 1430 mm |
| Wheelbase Size | 2730 mm | 2820 mm |
