Mercedes-Benz E-class Cabrio (A238) E 350 (299 Hp) EQ Boost 9G-TRONIC


Overall Rating

8.4 / 10
Safety 5.0 / 5
Engine 4.0 / 5
Value 3.5 / 5
Performance 4.2 / 5
Comfort 4.8 / 5
People\'s Opinion N/A / 5
Not Rated

Mercedes-Benz E-class:

The Mercedes-Benz E-Class is a range of executive cars manufactured by German automaker Mercedes-Benz in various engine and body configurations. Produced since September 1953, the E-Class falls as a midrange in the Mercedes line-up, and has been marketed worldwide across five generations.
Before 1993, the E suffix in Mercedes-Benz model names referred to Einspritzmotor when in the early 1970s fuel injection began to proliferate beyond its upper-tier luxury and sporting models. By the launch of the facelifted W124 in 1993 fuel injection was ubiquitous in Mercedes engines, and the E was adopted as a prefix. The model line is referred to officially as the E-Class. All generations of the E-Class have offered either rear-wheel drive or Mercedes' 4Matic four-wheel drive system....(Read more on Wikipedia)

Cabrio (A238) Overview:

Mercedes-Benz E-class (Cabrio (A238)). With 400 Nm of torque, it offers ample pulling power. It has moderate fuel consumption (~9.35 l/100km). With a weight of 1745 kg, it falls in the mid‑range. Rear‑wheel drive offers dynamic handling and sporty feedback. Acceleration is good (0–100 km/h in 6.1 s). The top speed reaches 250 km/h. A convertible car with a retractable roof, offering open-air driving experiences. Seating for 4 makes it ideal for daily use.

E 350 (299 Hp) EQ Boost 9G-TRONIC Verdict:

Rating 4 stars

Performance Verdict

A powerful mild-hybrid petrol engine delivering strong, smooth acceleration and a refined driving experience.

Fuel Economy

Good fuel economy for its power output, benefiting from the EQ Boost system's efficiency gains.

Best Use Case: Highway / Spirited Driving

Pros and Cons:

Pros:

  • • Exceptional ride comfort and refinement, even with the roof down.
  • • Luxurious and high-quality interior with advanced technology.
  • • Wide range of powerful and efficient engine options, including AMG and mild-hybrids.
  • • Elegant and timeless design, embodying classic Mercedes-Benz aesthetics.
  • • Excellent safety features and robust platform shared with the E-Class Saloon.
  • • Smooth and responsive 9G-TRONIC automatic transmission across the lineup.

Cons:

  • • Premium pricing and potentially high running costs for top-tier models.
  • • Limited rear seat space, typical for a four-seater convertible.
  • • Reduced boot space when the soft-top roof is stowed.
  • • Some complex electronic systems may lead to higher maintenance costs over time.
  • • Wind noise can be noticeable at higher speeds with the roof up compared to the Coupe.

Specifications:

Specifications are compared to those of the previous generation(Coupe (C238): 2016 - 2018).

General:
Brand:Mercedes-Benz
Model:E-class
Generation:Cabrio (A238)
Modification (Engine):E 350 (299 Hp) EQ Boost 9G-TRONIC
Start of production:2017
End of production:2020
Powertrain Architecture:MHEV (Mild Hybrid Electric Vehicle, power-assist hybrid, battery-assisted hybrid vehicles, BAHV)
Body type:Cabriolet
Seats:4
Doors:2
Engine:
Power:299 Hp @ 5800-6100 rpm. Same horsepower
Power per litre:150.2 Hp/l [Same length.]
Torque:400 Nm @ 3000-4000 rpm.
Engine Model/Code:M 264.920 More details about the engine M 264.920
Engine displacement:1991
Number of cylinders:4
Engine configuration:Inline
Number of valves per cylinder:4
Fuel injection system:Direct injection
Engine aspiration:Twin-scroll turbo, Intercooler
Valvetrain:DOHC
Engine oil capacity:7 l
Coolant:11 l
Engine layout:Front, Longitudinal
Performance:
Fuel Type:Petrol (Gasoline)
Fuel consumption (economy) - urban:9.3-9.4 l/100 km
Fuel consumption (economy) - extra urban:5.6-5.8 l/100 km
Fuel consumption at Low speed (WLTP):7.8 l/100 km
Fuel consumption at very high speed (WLTP):8.7 l/100 km
Fuel consumption (economy) - combined:7.0-7.1 l/100 km
Emission standard:Euro 6
Acceleration 0 - 100 km/h:6.1 sec
Acceleration 0 - 62 mph:6.1 sec
Maximum speed:250 km/h, Electronically limited
Weight-to-power ratio:5.8 kg/Hp, 171.3 Hp/tonne
Weight-to-torque ratio:4.4 kg/Nm, 229.2 Nm/tonne
Acceleration 0 - 60 mph:5.8 sec
Space:
Kerb Weight:1745
Max. weight:2300
Max load:555
Permitted trailer load with brakes (12%):1800 kg
Fuel tank capacity:66 l
Permitted trailer load without brakes:750 kg
Size:
Length:4826 mm mm [Same length.]
Width:1860 mm mm [Same width.]
Height:1430 mm mm [Same height.]
Wheelbase:2873 mm mm [Same wheelbase.]
Front track:1605 mm
Front overhang:841 mm
Rear overhang:1112 mm
Ride height (ground clearance):98 mm
Approach angle:13.0°
Departure angle:14.4°
Powertrain:
Drivetrain ArchitectureThe Internal combustion engine (ICE) and electric motor drive the rear wheels of the car with the ability to work only in mixed mode.
Drive wheelRear wheel drive
Number of gears9
Transmission typeAutomatic
Gearbox typeG-TRONIC
Front brakesVentilated discs [Best for performance and cooling.]
Rear brakesVentilated discs [Best for performance and cooling.]
Assisting systemsABS (Anti-lock braking system)
Steering typeSteering rack and pinion
Power steeringElectric Steering
Tires size245/45 R18
Wheel rims size8J x 18
Front suspensionIndependent multi-link suspension
Rear suspensionIndependent multi-link suspension
Electric:
Electric motor power:14 Hp
Electric motor location:Front, Longitudinal
Battery voltage:48 V

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