1991 BMW Z1 vs. 2005 GMC Jimmy
To start off, 2005 GMC Jimmy is newer by 14 year(s). Which means there will be less support and parts availability for 1991 BMW Z1. In addition, the cost of maintenance, including insurance, on 1991 BMW Z1 would be higher. At 4,293 cc (6 cylinders), 2005 GMC Jimmy is equipped with a bigger engine. In terms of performance, 2005 GMC Jimmy (187 HP @ 4400 RPM) has 12 more horse power than 1991 BMW Z1. (175 HP @ 5800 RPM) In normal driving conditions, 2005 GMC Jimmy should accelerate faster than 1991 BMW Z1. With that said, vehicle weight also plays an important factor in acceleration. 2005 GMC Jimmy weights approximately 500 kg more than 1991 BMW Z1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 GMC Jimmy is four wheel drive (4WD), it will have significant more traction and grip than 1991 BMW Z1. In wet, icy, snow, or gravel driving conditions, 2005 GMC Jimmy 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 GMC Jimmy (338 Nm @ 2800 RPM) has 108 more torque (in Nm) than 1991 BMW Z1. (230 Nm @ 4000 RPM). This means 2005 GMC Jimmy will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW Z1.
Compare all specifications:
| 1991 BMW Z1 | 2005 GMC Jimmy | |
| Make | BMW | GMC |
| Model | Z1 | Jimmy |
| Year Released | 1991 | 2005 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 4293 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 175 HP | 187 HP |
| Engine RPM | 5800 RPM | 4400 RPM |
| Torque | 230 Nm | 338 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Engine Bore Size | 82 mm | 102 mm |
| Engine Stroke Size | 78.8 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 6 seats |
| Vehicle Weight | 1250 kg | 1750 kg |
| Vehicle Length | 3960 mm | 4510 mm |
| Vehicle Width | 1810 mm | 1730 mm |
| Vehicle Height | 1280 mm | 1650 mm |
| Wheelbase Size | 2450 mm | 2560 mm |
