2003 Pontiac Grand Prix vs. 1986 Renault 21
To start off, 2003 Pontiac Grand Prix is newer by 17 year(s). Which means there will be less support and parts availability for 1986 Renault 21. In addition, the cost of maintenance, including insurance, on 1986 Renault 21 would be higher. At 3,130 cc (6 cylinders), 2003 Pontiac Grand Prix is equipped with a bigger engine. In terms of performance, 2003 Pontiac Grand Prix (174 HP @ 5200 RPM) has 84 more horse power than 1986 Renault 21. (90 HP @ 4250 RPM). In normal driving conditions, 2003 Pontiac Grand Prix should accelerate faster than 1986 Renault 21. With that said, vehicle weight also plays an important factor in acceleration. 2003 Pontiac Grand Prix weights approximately 402 kg more than 1986 Renault 21. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2003 Pontiac Grand Prix (264 Nm @ 4000 RPM) has 82 more torque (in Nm) than 1986 Renault 21. (182 Nm @ 2000 RPM). This means 2003 Pontiac Grand Prix will have an easier job in driving up hills or pulling heavy equipment than 1986 Renault 21. 2003 Pontiac Grand Prix has automatic transmission and 1986 Renault 21 has manual transmission. 1986 Renault 21 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Pontiac Grand Prix will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Pontiac Grand Prix | 1986 Renault 21 | |
| Make | Pontiac | Renault |
| Model | Grand Prix | 21 |
| Year Released | 2003 | 1986 |
| Engine Position | Front | Front |
| Engine Size | 3130 cc | 2067 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 174 HP | 90 HP |
| Engine RPM | 5200 RPM | 4250 RPM |
| Torque | 264 Nm | 182 Nm |
| Torque RPM | 4000 RPM | 2000 RPM |
| Engine Bore Size | 89 mm | 86 mm |
| Engine Stroke Size | 84 mm | 89 mm |
| Drive Type | Front | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1535 kg | 1133 kg |
| Vehicle Length | 5000 mm | 4470 mm |
| Vehicle Width | 1850 mm | 1720 mm |
| Vehicle Height | 1400 mm | 1420 mm |
| Wheelbase Size | 3160 mm | 2590 mm |
| Fuel Tank Capacity | 66 L | 34 L |
