1991 BMW Z1 vs. 2004 Jeep Wrangler
To start off, 2004 Jeep Wrangler is newer by 13 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 2,499 cc (4 cylinders), 2004 Jeep Wrangler is equipped with a bigger engine. In terms of performance, 1991 BMW Z1 (175 HP @ 5800 RPM) has 25 more horse power than 2004 Jeep Wrangler. (150 HP @ 5200 RPM). In normal driving conditions, 1991 BMW Z1 should accelerate faster than 2004 Jeep Wrangler. With that said, vehicle weight also plays an important factor in acceleration. 2004 Jeep Wrangler weights approximately 220 kg more than 1991 BMW Z1.
Because 2004 Jeep Wrangler 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, 2004 Jeep Wrangler 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, 1991 BMW Z1 (230 Nm @ 4000 RPM) has 6 more torque (in Nm) than 2004 Jeep Wrangler. (224 Nm @ 4000 RPM). This means 1991 BMW Z1 will have an easier job in driving up hills or pulling heavy equipment than 2004 Jeep Wrangler.
Compare all specifications:
| 1991 BMW Z1 | 2004 Jeep Wrangler | |
| Make | BMW | Jeep |
| Model | Z1 | Wrangler |
| Year Released | 1991 | 2004 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2499 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 175 HP | 150 HP |
| Engine RPM | 5800 RPM | 5200 RPM |
| Torque | 230 Nm | 224 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 82 mm | 87.5 mm |
| Engine Stroke Size | 78.8 mm | 101 mm |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Weight | 1250 kg | 1470 kg |
| Vehicle Length | 3960 mm | 3950 mm |
| Vehicle Width | 1810 mm | 1740 mm |
| Vehicle Height | 1280 mm | 1790 mm |
| Wheelbase Size | 2450 mm | 2380 mm |
