1987 BMW Z1 vs. 2008 GMC Sierra
To start off, 2008 GMC Sierra is newer by 21 year(s). Which means there will be less support and parts availability for 1987 BMW Z1. In addition, the cost of maintenance, including insurance, on 1987 BMW Z1 would be higher. At 4,298 cc (6 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2008 GMC Sierra (195 HP @ 4600 RPM) has 20 more horse power than 1987 BMW Z1. (175 HP @ 5800 RPM) In normal driving conditions, 2008 GMC Sierra should accelerate faster than 1987 BMW Z1. With that said, vehicle weight also plays an important factor in acceleration. 2008 GMC Sierra weights approximately 891 kg more than 1987 BMW Z1. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 1987 BMW Z1. In wet, icy, snow, or gravel driving conditions, 2008 GMC Sierra 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, 2008 GMC Sierra (353 Nm @ 2800 RPM) has 123 more torque (in Nm) than 1987 BMW Z1. (230 Nm @ 4000 RPM). This means 2008 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 1987 BMW Z1. 2008 GMC Sierra has automatic transmission and 1987 BMW Z1 has manual transmission. 1987 BMW Z1 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1987 BMW Z1 | 2008 GMC Sierra | |
| Make | BMW | GMC |
| Model | Z1 | Sierra |
| Year Released | 1987 | 2008 |
| Body Type | Roadster | Pickup |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 4298 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 175 HP | 195 HP |
| Engine RPM | 5800 RPM | 4600 RPM |
| Torque | 230 Nm | 353 Nm |
| Torque RPM | 4000 RPM | 2800 RPM |
| Engine Compression Ratio | 11.0:1 | 9.2:1 |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 3 seats |
| Vehicle Weight | 1250 kg | 2141 kg |
| Vehicle Length | 3960 mm | 5710 mm |
| Vehicle Width | 1810 mm | 2040 mm |
| Vehicle Height | 1280 mm | 1880 mm |
| Wheelbase Size | 2450 mm | 3030 mm |
