1991 BMW Z1 vs. 2011 Buick Park Avenue
To start off, 2011 Buick Park Avenue is newer by 20 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 2,792 cc (6 cylinders), 2011 Buick Park Avenue is equipped with a bigger engine. In terms of performance, 2011 Buick Park Avenue (201 HP @ 6000 RPM) has 26 more horse power than 1991 BMW Z1. (175 HP @ 5800 RPM) In normal driving conditions, 2011 Buick Park Avenue should accelerate faster than 1991 BMW Z1. With that said, vehicle weight also plays an important factor in acceleration. 2011 Buick Park Avenue weights approximately 641 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.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. 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, 2011 Buick Park Avenue (265 Nm @ 3000 RPM) has 35 more torque (in Nm) than 1991 BMW Z1. (230 Nm @ 4000 RPM). This means 2011 Buick Park Avenue will have an easier job in driving up hills or pulling heavy equipment than 1991 BMW Z1. 2011 Buick Park Avenue 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. 2011 Buick Park Avenue will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 BMW Z1 | 2011 Buick Park Avenue | |
| Make | BMW | Buick |
| Model | Z1 | Park Avenue |
| Year Released | 1991 | 2011 |
| Body Type | Roadster | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2497 cc | 2792 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 175 HP | 201 HP |
| Engine RPM | 5800 RPM | 6000 RPM |
| Torque | 230 Nm | 265 Nm |
| Torque RPM | 4000 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1250 kg | 1891 kg |
| Vehicle Length | 3960 mm | 5175 mm |
| Vehicle Width | 1810 mm | 1899 mm |
| Vehicle Height | 1280 mm | 1480 mm |
| Wheelbase Size | 2450 mm | 3009 mm |
