2005 Chevrolet Uplander vs. 2003 Mazda Roadster
To start off, 2005 Chevrolet Uplander is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Mazda Roadster. In addition, the cost of maintenance, including insurance, on 2003 Mazda Roadster would be higher. At 3,498 cc (6 cylinders), 2005 Chevrolet Uplander is equipped with a bigger engine. In terms of performance, 2005 Chevrolet Uplander (197 HP @ 5200 RPM) has 49 more horse power than 2003 Mazda Roadster. (148 HP @ 7000 RPM). In normal driving conditions, 2005 Chevrolet Uplander should accelerate faster than 2003 Mazda Roadster. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Uplander weights approximately 1025 kg more than 2003 Mazda Roadster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Chevrolet Uplander is four wheel drive (4WD), it will have significant more traction and grip than 2003 Mazda Roadster. In wet, icy, snow, or gravel driving conditions, 2005 Chevrolet Uplander 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, 2005 Chevrolet Uplander (298 Nm @ 4400 RPM) has 131 more torque (in Nm) than 2003 Mazda Roadster. (167 Nm @ 5500 RPM). This means 2005 Chevrolet Uplander will have an easier job in driving up hills or pulling heavy equipment than 2003 Mazda Roadster.
Compare all specifications:
| 2005 Chevrolet Uplander | 2003 Mazda Roadster | |
| Make | Chevrolet | Mazda |
| Model | Uplander | Roadster |
| Year Released | 2005 | 2003 |
| Body Type | Minivan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3498 cc | 1838 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 197 HP | 148 HP |
| Engine RPM | 5200 RPM | 7000 RPM |
| Torque | 298 Nm | 167 Nm |
| Torque RPM | 4400 RPM | 5500 RPM |
| Engine Bore Size | 94 mm | 83 mm |
| Engine Stroke Size | 84 mm | 85 mm |
| Engine Compression Ratio | 9.8:1 | 10.5:1 |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 7 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2105 kg | 1080 kg |
| Vehicle Length | 5200 mm | 3960 mm |
| Vehicle Width | 1840 mm | 1690 mm |
| Vehicle Height | 1840 mm | 1240 mm |
| Wheelbase Size | 3050 mm | 2270 mm |
| Fuel Tank Capacity | 95 L | 48 L |
