BMW Z4 M40i vs Porsche 718 Boxster GTS 4.0

Comparison winners

4 metrics
0-100 winner Porsche 718 Boxster GTS 4.0 4.0 s Runner-up: 4.1 s
Power winner Porsche 718 Boxster GTS 4.0 400 hp Runner-up: 382 hp
Cargo winner BMW Z4 M40i 281 L Runner-up: 150 L
Price winner BMW Z4 M40i $65,500 Runner-up: $91,700

Key differences

  • Porsche 718 Boxster GTS 4.0 is quicker from 0-100 km/h (4.0 s vs 4.1 s).
  • Porsche 718 Boxster GTS 4.0 has more power (400 hp vs 382 hp).
  • BMW Z4 M40i has more cargo volume (281 L vs 150 L).
  • BMW Z4 M40i has the lower starting MSRP ($65,500 vs $91,700).
2025 BMW Z4 M40i studio car image
BMW
2025 · Petrol Convertible
2024 Porsche 718 Boxster GTS 4.0 studio car image
Porsche
2024 · Petrol Convertible
Performance
0-100 km/h4.1 s4.0 s
Top Speed250 km/h293 km/h
Power382 hp400 hp
Torque500 Nm420 Nm
Range & Efficiency
Fuel Tank52 L64 L
Efficiency8.9 L/100km10 L/100km
CO2 Emissions203 g/km228 g/km
Size & Capacity
Length4,324 mm4,391 mm
Ground Clearance120 mm110 mm
Cargo281 L150 L
Curb Weight1,535 kg1,435 kg
Seats22
Turning Circle10.6 m10.9 m
Starting MSRP$65,500$91,700