1987 BMW Z1 vs. 2009 BMW 635
To start off, 2009 BMW 635 is newer by 22 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 2,993 cc (6 cylinders), 2009 BMW 635 is equipped with a bigger engine. In terms of performance, 2009 BMW 635 (282 HP @ 4400 RPM) has 107 more horse power than 1987 BMW Z1. (175 HP @ 5800 RPM) In normal driving conditions, 2009 BMW 635 should accelerate faster than 1987 BMW Z1.
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, 2009 BMW 635 (580 Nm @ 1750 RPM) has 350 more torque (in Nm) than 1987 BMW Z1. (230 Nm @ 4000 RPM). This means 2009 BMW 635 will have an easier job in driving up hills or pulling heavy equipment than 1987 BMW Z1. 2009 BMW 635 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. 2009 BMW 635 will be easier to drive especially in heavy traffic.
Compare all specifications:
1987 BMW Z1 | 2009 BMW 635 | |
Make | BMW | BMW |
Model | Z1 | 635 |
Year Released | 1987 | 2009 |
Body Type | Roadster | Convertible |
Engine Position | Front | Front |
Engine Size | 2494 cc | 2993 cc |
Engine Cylinders | 6 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 2 valves | 4 valves |
Horse Power | 175 HP | 282 HP |
Engine RPM | 5800 RPM | 4400 RPM |
Torque | 230 Nm | 580 Nm |
Torque RPM | 4000 RPM | 1750 RPM |
Engine Bore Size | 82 mm | 84 mm |
Engine Stroke Size | 78.8 mm | 90 mm |
Engine Compression Ratio | 11.0:1 | 17.0:1 |
Fuel Type | Gasoline | Diesel |
Drive Type | Rear | Rear |
Transmission Type | Manual | Automatic |
Number of Seats | 2 seats | 4 seats |
Vehicle Length | 3960 mm | 4830 mm |
Vehicle Width | 1810 mm | 1860 mm |
Vehicle Height | 1280 mm | 1380 mm |
Wheelbase Size | 2450 mm | 2790 mm |