BMW Z4 Roadster (2009 – 2013) vs Porsche Boxster Spyder (2009 – 2011): specs compared
The BMW Z4 Roadster is the more powerful of the two, with up to 340 hp against 320 hp. It is quicker, reaching 100 km/h in 4.8 s against 5.1 s. The Porsche Boxster Spyder has the higher top speed: 267 km/h against 250 km/h. The BMW Z4 Roadster uses less fuel, from 6.8 L/100 km against 9.7 L/100 km. The Porsche Boxster Spyder is the lighter car, from 1,350 kg against 1,405 kg. At 4,341 mm, the Porsche Boxster Spyder is 97 mm longer than the BMW Z4 Roadster.
| Specification |
BMW
Z4 Roadster
2009 – 2013
|
Porsche
Boxster Spyder
2009 – 2011
|
|---|---|---|
| Overview | ||
| Origin | Germany | Germany |
| Documented years | 2009 – 2013 | 2009 – 2011 |
| Body style | Roadster · Convertible | Spider · Convertible |
| Variants | 9 | 1 |
| Fuel | Petrol | Petrol |
| Drive | RWD | RWD |
| Gearbox | Automatic · Manual | Manual |
| Performance | ||
| Power | 156 – 340 hp | 320 hp |
| Torque | 240 – 500 Nm | 370 Nm |
| 0–100 km/h | 4.8 – 8.1 s | 5.1 s |
| Top speed | 220 – 250 km/h | 267 km/h |
| Economy | ||
| Fuel economy | 6.8 – 9.4 L/100 km | 9.7 L/100 km |
| Dimensions | ||
| Length | 4,239 – 4,244 mm | 4,341 mm |
| Width | 1,791 mm | 1,801 mm |
| Height | 1,285 – 1,290 mm | 1,232 mm |
| Wheelbase | 2,497 mm | 2,416 mm |
| Curb weight | 1,405 – 1,580 kg | 1,350 kg |
Ranges cover all variants of each car. The highlight marks the best version per row.
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