BMW M3 Competition xDrive vs Mercedes-Benz S-Class S 580 4MATIC

Comparison winners

4 metrics
0-100 winner BMW M3 Competition xDrive 3.4 s Runner-up: 4.4 s
Power winner BMW M3 Competition xDrive 530 hp Runner-up: 503 hp
Cargo winner Mercedes-Benz S-Class S 580 4MATIC 550 L Runner-up: 480 L
Price winner BMW M3 Competition xDrive $80,900 Runner-up: $128,400

Key differences

  • BMW M3 Competition xDrive is quicker from 0-100 km/h (3.4 s vs 4.4 s).
  • BMW M3 Competition xDrive has more power (530 hp vs 503 hp).
  • Mercedes-Benz S-Class S 580 4MATIC has more cargo volume (550 L vs 480 L).
  • BMW M3 Competition xDrive has the lower starting MSRP ($80,900 vs $128,400).
2026 BMW M3 Competition xDrive studio car image
BMW
2026 · Petrol Sedan
2026 Mercedes-Benz S-Class S 580 4MATIC studio car image
Mercedes-Benz
2026 · Petrol Sedan
Performance
0-100 km/h3.4 s4.4 s
Top Speed290 km/h250 km/h
Power530 hp503 hp
Torque650 Nm700 Nm
Range & Efficiency
Fuel Tank59 L76 L
Efficiency10.2 L/100km9 L/100km
CO2 Emissions232 g/km205 g/km
Size & Capacity
Length4,794 mm5,289 mm
Ground Clearance120 mm120 mm
Cargo480 L550 L
Curb Weight1,770 kg2,145 kg
Seats55
Turning Circle12.2 m12.3 m
Starting MSRP$80,900$128,400