2003 GMC Envoy vs. 1999 Opel Speedster
To start off, 2003 GMC Envoy is newer by 4 year(s). Which means there will be less support and parts availability for 1999 Opel Speedster. In addition, the cost of maintenance, including insurance, on 1999 Opel Speedster would be higher. At 4,158 cc (6 cylinders), 2003 GMC Envoy is equipped with a bigger engine. In terms of performance, 2003 GMC Envoy (271 HP @ 6000 RPM) has 124 more horse power than 1999 Opel Speedster. (147 HP @ 5800 RPM). In normal driving conditions, 2003 GMC Envoy should accelerate faster than 1999 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2003 GMC Envoy weights approximately 1065 kg more than 1999 Opel Speedster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 GMC Envoy is four wheel drive (4WD), it will have significant more traction and grip than 1999 Opel Speedster. In wet, icy, snow, or gravel driving conditions, 2003 GMC Envoy 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, 2003 GMC Envoy (373 Nm @ 3600 RPM) has 171 more torque (in Nm) than 1999 Opel Speedster. (202 Nm @ 4000 RPM). This means 2003 GMC Envoy will have an easier job in driving up hills or pulling heavy equipment than 1999 Opel Speedster. 2003 GMC Envoy has automatic transmission and 1999 Opel Speedster has manual transmission. 1999 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 GMC Envoy will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 GMC Envoy | 1999 Opel Speedster | |
| Make | GMC | Opel |
| Model | Envoy | Speedster |
| Year Released | 2003 | 1999 |
| Body Type | SUV | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 4158 cc | 2199 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 271 HP | 147 HP |
| Engine RPM | 6000 RPM | 5800 RPM |
| Torque | 373 Nm | 202 Nm |
| Torque RPM | 3600 RPM | 4000 RPM |
| Engine Bore Size | 93 mm | 86 mm |
| Engine Stroke Size | 102 mm | 94.6 mm |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2010 kg | 945 kg |
| Vehicle Length | 4870 mm | 3790 mm |
| Vehicle Width | 1840 mm | 1710 mm |
| Vehicle Height | 1780 mm | 1120 mm |
| Wheelbase Size | 2880 mm | 2340 mm |
| Fuel Tank Capacity | 83 L | 52 L |
