4 Series Coupe 2025 420i M Sport vs 840i M Sport 2025 Comparison
Car Information
Engine / Motor
236
250
4
8
Dimensions
4
4
4640
5082
1825
1932
1377
1407
2810
3023
445
440
Fuel Economy
17.2
13.8
60
68
Comfort
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
Interior
✓
✓
✓
✓
✓
✓
✓
/
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Safety
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Infotainment
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
✓
✓
✓
✓
✓
/
✓
/
✓
/
✓
Transmission
✓
✓
Automatic
Automatic
Chassis & Steering
✓
✓
✓
✓
✓
✓
Rear Wheel Drive
Rear Wheel Drive
/
✓
Wheels/brakes
✓
✓
✓
✓
/
✓
/
✓
/
✓
Key Spec
2.0
3.0
184 BHP
340 BHP
Automatic
Automatic
Gasoline
Gasoline
TBD
TBD
4
4
Exterior
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Engine
2.0
3.0
Gasoline
Gasoline
184 BHP
340 BHP
270
500
Technologies
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
✓
✓
✓
✓
✓
✓
✓
✓
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
/
✓
Comparison of configuration highlights
4 Series Coupe 2025 420i M Sport
- Audio Controls on Steering Wheel
- Electronic Engine Immobilizer
- Power Tailgate
- 360 Degree Camera
- Rear Defogger
- Push Button Start
- Temperature Display
- Keyless Entry
- Welcome Light
- Rear Camera
- Steering Adjustment
- Anti-Theft Alarm System
- Number of Airbags
- 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
840i M Sport 2025
- Audio Controls on Steering Wheel
- Electronic Engine Immobilizer
- Power Tailgate
- 360 Degree Camera
- Rear Defogger
- Push Button Start
- Temperature Display
- Keyless Entry
- Welcome Light
- Rear Camera
- Steering Adjustment
- Anti-Theft Alarm System
- Number of Airbags
- Runflat Tyres
- Advanced Air Bags System (AABS)
- Pedestrian airbag
- Fire Extinguisher
- Crosswind Assist
- Active Understeer Control (AUC)
- Active Bonnet
- Acceleration Skid Control
- Collision Detection
- Blind Spot Warning
- Knee Bag - Driver
- Crash Auto Door Unlock
- Auto Door Lock
- Door Mirrors with Side Turn Signal
- Parking Sensors - Front and Rear
- EBD (Electronic Brakeforce Distribution)
- ABS
- Child Seat Interface (ISOFIX)
- Active braking
- Lane Departure Warning
Review Comparison
Positive
- No data found
Negative
- No data found
Positive
- No data found
Negative
- No data found
Related comparisons
Editor's Pick4 Series Coupe 2025 420i M Sport
Expert / Editor Recommendation
Choose 4 Series Coupe 2025 420i M Sport if you care more about price; choose 840i M Sport 2025 if you care more about interior space.
Popular Car Comparisons
Q&A
- According to fuel consumption data, 4 Series Coupe 2025 420i M Sport has a fuel consumption of 5.81, while 840i M Sport 2025 has a fuel consumption of 7.25. Therefore, 4 Series Coupe 2025 420i M Sport is more fuel-efficient.
- In terms of interior space, 4 Series Coupe 2025 420i M Sport has a wheelbase of 2810, while 840i M Sport 2025 has a wheelbase of 3023. Generally, the model with the longer wheelbase, 840i M Sport 2025, offers more room.
- Check drive type, ground clearance and torque together. 4 Series Coupe 2025 420i M Sport uses Rear Wheel Drive, while 840i M Sport 2025 uses Rear Wheel Drive.