4 Series Gran Coupe 2025 420i vs 3 Series 2025 320i M Sport Comparison
Car Information
Engine / Motor
236
240
4
4
Dimensions
4
5
4783
4709
1852
1827
1442
1442
2856
2851
470
480
Fuel Economy
15.1
18
59
60
Comfort
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Interior
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
✓
✓
✓
✓
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Safety
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
/
✓
/
✓
Infotainment
✓
✓
✓
✓
✓
/
✓
✓
✓
/
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
/
✓
/
✓
/
✓
Transmission
✓
/
Automatic
Automatic
/
✓
Chassis & Steering
✓
✓
✓
✓
✓
✓
Rear Wheel Drive
Rear Wheel Drive
Wheels/brakes
✓
✓
✓
✓
/
✓
Key Spec
2.0
2.0 L - 2.0 L
184 BHP
156 - 382
Automatic
6-speed automatic & 8-speed automatic (Steptronic Sport) & 8-speed automatic (Steptronic) & Automatic
Gasoline
Gasoline
TBD
TBD
4
5
Exterior
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Engine
2.0
2.0
Gasoline
Gasoline
184 BHP
184 BHP
300
300
Technologies
✓
/
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
✓
✓
✓
/
✓
/
✓
Comparison of configuration highlights
4 Series Gran Coupe 2025 420i
- Audio Controls on Steering Wheel
- Electronic Engine Immobilizer
- Power Tailgate
- 360 Degree Camera
- Cool Box
- Rear Defogger
- Push Button Start
- Temperature Display
- Keyless Entry
- Welcome Light
- Rear Camera
- Steering Adjustment
- Anti-Theft Alarm System
- Number of Airbags
- Runflat Tyres
- Pedestrian airbag
- Fire Extinguisher
- Active Bonnet
- Collision Detection
- Door Mirrors with Side Turn Signal
- Parking Sensors - Front and Rear
- EBD (Electronic Brakeforce Distribution)
- ABS
- Child Seat Interface (ISOFIX)
- Active braking
3 Series 2025 320i M Sport
- Audio Controls on Steering Wheel
- Electronic Engine Immobilizer
- Power Tailgate
- 360 Degree Camera
- Cool Box
- Rear Defogger
- Push Button Start
- Temperature Display
- Keyless Entry
- Welcome Light
- Rear Camera
- Steering Adjustment
- Anti-Theft Alarm System
- Number of Airbags
- Runflat Tyres
- Pedestrian airbag
- Fire Extinguisher
- Active Bonnet
- Collision Detection
- Speed Limiter
- Auto Door Lock
- Spare Wheel
- Door Mirrors with Side Turn Signal
- Parking Sensors - Front and Rear
- EBD (Electronic Brakeforce Distribution)
- ABS
- Child Seat Interface (ISOFIX)
- Active braking
Review Comparison
Positive
- No data found
Negative
- No data found
Positive
- Excellent dynamic performance
- Advanced in-cabin technology
- High-end interior and exterior design
Negative
- Limited cargo space
- High maintenance cost
- The comfort of the rear seat is average
Related comparisons
Editor's Pick3 Series 2025 320i M Sport
Expert / Editor Recommendation
Choose 4 Series Gran Coupe 2025 420i if you care more about interior space; choose 3 Series 2025 320i M Sport if you care more about price.
Popular Car Comparisons
Q&A
- According to fuel consumption data, 4 Series Gran Coupe 2025 420i has a fuel consumption of 6.62, while 3 Series 2025 320i M Sport has a fuel consumption of 5.56. Therefore, 3 Series 2025 320i M Sport is more fuel-efficient.
- In terms of interior space, 4 Series Gran Coupe 2025 420i has a wheelbase of 2856, while 3 Series 2025 320i M Sport has a wheelbase of 2851. Generally, the model with the longer wheelbase, 4 Series Gran Coupe 2025 420i, offers more room.
- Check drive type, ground clearance and torque together. 4 Series Gran Coupe 2025 420i uses Rear Wheel Drive, while 3 Series 2025 320i M Sport uses Rear Wheel Drive.