BMW Z4 M40i vs Porsche 718 Boxster GTS 4.0
| Performance | ||
| 0-100 km/h | 4.1 s | 4.0 s |
| Top Speed | 250 km/h | 293 km/h |
| Power | 382 hp | 400 hp |
| Torque | 500 Nm | 420 Nm |
| Range & Efficiency | ||
| Fuel Tank | 52 L | 64 L |
| Efficiency | 8.9 L/100km | 10 L/100km |
| CO2 Emissions | 203 g/km | 228 g/km |
| Size & Capacity | ||
| Length | 4,324 mm | 4,391 mm |
| Ground Clearance | 120 mm | 110 mm |
| Cargo | 281 L | 150 L |
| Curb Weight | 1,535 kg | 1,435 kg |
| Seats | 2 | 2 |
| Turning Circle | 10.6 m | 10.9 m |
| Starting MSRP | $65,500 | $91,700 |