Vehicle Overview
Key specifications and features at a glance
The 4 Convertible M440i xDrive Convertible
Overview
SL Roadster Mercedes-AMG SL 43
2021
Year
2021 - Present
2998
Engine
1991
275
Power
310
Petrol
Fuel
Petrol
Automatic
Transmission
Automatic
4
Seating
4
Detailed Specifications
Complete technical specifications comparison
Best comparable values are highlighted in green.
The 4 Convertible M440i xDrive Convertible
Specification
SL Roadster Mercedes-AMG SL 43
2998
Engine Capacity
1991
B58B30M1
Engine Code
M139
Inline-6
Cylinder Configuration
Inline-4
6
Number of Cylinders
4
Turbocharged
Aspiration
Turbocharged
275
Power
310
500
Torque
500
250
Top Speed
278
AWD
Drive Type
RWD
8.1
Fuel Economy City
8.1
12.8
Fuel Economy Highway
11.5
11.9
Fuel Economy Combined
10.8
Euro 6d
Emission Standard
Euro 6e-bis
225 / 45 R18 front; 255 / 40 R18 rear
Tyre Size
255 / 45 R19 front; 285 / 40 R19 rear
18
Wheel Size
19
2
Number of Doors
2
4
Seating Capacity
4
Ventilated M Sport disc
Front Brakes
AMG high-performance composite ventilated disc
Ventilated M Sport disc
Rear Brakes
AMG high-performance composite ventilated disc
Double-joint spring strut
Front Suspension
Five-link independent
Five-link independent
Rear Suspension
Five-link independent
Electric variable sport steering
Steering Type
Electric rack-and-pinion
8
Number of Airbags
8
1800
Towing Capacity
—
12
Turning Circle
13.05
Dimensions & Weight
Physical specifications and measurements
Best comparable values are highlighted in green.
The 4 Convertible M440i xDrive Convertible
Dimension
SL Roadster Mercedes-AMG SL 43
59
Fuel Tank Capacity
70
4768
Length
4700
1852
Width
1915
1384
Height
1359
2851
Wheelbase
2700
127
Ground Clearance
—
1965
Kerb Weight
1810
385
Boot Space
213
Features Comparison
Standard and optional equipment comparison
Safety
The 4 Convertible M440i xDrive Convertible
Feature
SL Roadster Mercedes-AMG SL 43
Adaptive Cruise Control
Autonomous Emergency Braking
Lane Departure Warning
Lane Keep Assist
Blind Spot Monitoring
Rear Cross Traffic Alert
Traffic Sign Recognition
Driver Attention Monitor
Front Parking Sensors
Rear Parking Sensors
360 Camera
Reverse Camera
Hill Start Assist
Tyre Pressure Monitoring System
Rear Occupant Alert
Comfort
The 4 Convertible M440i xDrive Convertible
Feature
SL Roadster Mercedes-AMG SL 43
Keyless Entry
NFC Keyless Entry
Push Button Start
Dual-Zone Climate Control
Tri-Zone Climate Control
Heated Front Seats
Ventilated Front Seats
Heated Steering Wheel
Power Tailgate
Remote Start
Power Driver Seat
Power Passenger Seat
Memory Seats
Auto Dimming Mirror
Rain Sensing Wipers
Adaptive Headlights
Interior Exterior
The 4 Convertible M440i xDrive Convertible
Feature
SL Roadster Mercedes-AMG SL 43
Leather Seats
Fabric Seats
Ambient Lighting
Sunroof
Panoramic Roof
LED Headlights
Matrix LED Headlights
Daytime Running Lights
Alloy Wheels
Roof Rails
Rear Privacy Glass
Power Folding Mirrors
Technology
The 4 Convertible M440i xDrive Convertible
Feature
SL Roadster Mercedes-AMG SL 43
Touchscreen Display
Digital Instrument Cluster
Apple CarPlay
Android Auto
Wireless Apple CarPlay
Wireless Android Auto
Wireless Phone Charging
Built-in Navigation
Premium Audio System
Head-Up Display
USB-C Ports
Bluetooth Connectivity
Voice Control
Connected Car App
Pros & Cons
Strengths and weaknesses of each vehicle
BMW The 4 Convertible M440i xDrive Convertible
Pros
- +Powerful 374 hp six-cylinder engine
- +Strong xDrive all-wheel traction
- +Adaptive M suspension standard
- +Useful 1800 kg towing capacity
- +Practical variable boot space
Cons
- −Pakistan price is historical launch price
- −High premium-fuel consumption
- −Limited rear-seat space
- −Low ground clearance
- −Expensive imported maintenance
Mercedes-Benz SL Roadster Mercedes-AMG SL 43
Pros
- +Strong 310 kW performance
- +Rear-wheel-drive handling
- +Four-seat roadster layout
- +Premium AMG interior
- +Advanced AMG driving modes
Cons
- −No official current Pakistan price
- −Very small boot
- −Low roadster practicality
- −Expensive imported maintenance
- −Limited local parts availability
Which one should you buy?
Best for Performance: Mercedes-Benz SL Roadster Mercedes-AMG SL 43
System power around 310 kW supports a solid performance score.
Best for Practicality / Space: BMW The 4 Convertible M440i xDrive Convertible
Leads this comparison on best for practicality / space with a score of 55.
Our Recommendation
Choose BMW The 4 Convertible M440i xDrive Convertible if: You prioritise performance and responsive power.
Choose Mercedes-Benz SL Roadster Mercedes-AMG SL 43 if: You prioritise performance and responsive power.
Bottom Line: Mercedes-Benz SL Roadster Mercedes-AMG SL 43 leads on performance and BMW The 4 Convertible M440i xDrive Convertible leads on practicality.
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