2009 Acura RL vs. 1991 BMW Z1
To start off, 2009 Acura RL is newer by 18 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 3,664 cc (6 cylinders), 2009 Acura RL is equipped with a bigger engine. In terms of performance, 2009 Acura RL (300 HP @ 6300 RPM) has 125 more horse power than 1991 BMW Z1. (175 HP @ 5800 RPM). In normal driving conditions, 2009 Acura RL should accelerate faster than 1991 BMW Z1.
Because 2009 Acura RL 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, 2009 Acura RL 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, 2009 Acura RL (367 Nm @ 5000 RPM) has 137 more torque (in Nm) than 1991 BMW Z1. (230 Nm @ 4000 RPM). This means 2009 Acura RL will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW Z1. 2009 Acura RL has automatic transmission and 1991 BMW Z1 has manual transmission. 1991 BMW Z1 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Acura RL will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Acura RL | 1991 BMW Z1 | |
| Make | Acura | BMW |
| Model | RL | Z1 |
| Year Released | 2009 | 1991 |
| Body Type | Sedan | Roadster |
| Engine Position | Front | Front |
| Engine Size | 3664 cc | 2497 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 300 HP | 175 HP |
| Engine RPM | 6300 RPM | 5800 RPM |
| Torque | 367 Nm | 230 Nm |
| Torque RPM | 5000 RPM | 4000 RPM |
| Engine Compression Ratio | 11.0:1 | 11.0:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Length | 4980 mm | 3960 mm |
| Vehicle Width | 1850 mm | 1810 mm |
| Vehicle Height | 1460 mm | 1280 mm |
| Wheelbase Size | 2810 mm | 2450 mm |
