What makes the Mercedes-Benz S-Class Cabriolet a luxury convertible?

The Mercedes-Benz S-Class Cabriolet combines a luxurious interior with high-quality materials, advanced technology, and a smooth electric powertrain, offering an unparalleled open-top driving experience.

How has the S-Class Cabriolet evolved since its launch?

Since its launch in 2016, the S-Class Cabriolet has evolved with updates in technology and design, maintaining its luxury status while adapting to the demand for electric variants.

What are the running costs associated with the S-Class Cabriolet?

Running costs for the S-Class Cabriolet can be high, starting from £115,000. However, its electric efficiency may help offset some expenses compared to traditional petrol engines.

Is the S-Class Cabriolet suitable for urban driving?

While the S-Class Cabriolet offers a comfortable driving experience, its size can be cumbersome in tight urban spaces. Parking sensors and a rear-view camera assist with navigation.

What safety features does the S-Class Cabriolet offer?

The S-Class Cabriolet boasts an impressive 5-star Euro NCAP safety rating, ensuring peace of mind with advanced safety features designed for modern drivers.

In-depth review

Mercedes-Benz S-Class Cabriolet (2016 - 2021) review

Item: Mercedes-Benz S-Class Cabriolet (2016 - 2021)
Rating: 4
Author: Motoring Today Editorial

Motoring Today Editorial · Updated 23 Jul 2026 · 8 min read· 2016–2021

View gallery (15)

If you thought the Mercedes-Benz S-Class Cabriolet was just a posh way to catch a breeze, think again! This retro icon has been reborn as an electric marvel, blending luxury with eco-friendly vibes. Buckle up, because we’re diving into the plush world of open-top motoring with a green twist!

The Mercedes-Benz S-Class Cabriolet (2016 - 2021) is a stunning blend of luxury, performance, and innovative technology. It is highly recommended for those seeking a prestigious convertible that offers both style and substance. With its retro charm and modern electric options, this model is perfect for discerning drivers who appreciate the finer things in life.

At a glance

594

hp · Power

417

miles · Range / tank

4.1s

0–60 mph

££

Running costs

From £2390/mo

Typical finance

Motoring.Today. verdict

Best for

Exceptional build quality and luxurious interior
Powerful engine options with smooth performance
Advanced safety and technology features

Consider alternatives if

Higher running costs compared to non-luxury vehicles
Limited rear-seat space for taller passengers
Some may find the infotainment system complex

Finance snapshot

Typical monthly payment

£2390/month

Based on PCP · 48 months · £14,300 deposit

Best suited for

Company Car Drivers
Petrol/Diesel Buyers
High Mileage Drivers
Families

Affordability

Premium

Above average monthly commitment.

Theo's AI summary

Best match for

Performance enthusiasts
Practical families
Budget-conscious buyers

Estimated ownership costs

Based on 10,000 miles per year

Fuel

£248/month

Insurance

£190/month

Road Tax

£50/month

Servicing

£60/month

Estimated total

£548/month

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Handling in the S-Class Cabriolet is exceptional, with precise steering and a well-tuned suspension system that adapts to various road conditions. The vehicle's agility is surprising for a car of its size, allowing for confident cornering and stability at high speeds. This combin

Motoring.Today score

How good is the Mercedes-Benz S-Class?

67/100

Overall

Reliability84

Running costs65

Family & practicality86

Insurance21

Reliability is from real DVSA MOT pass rates; running costs, insurance, safety and practicality from manufacturer specs (MPG/CO₂, insurance group, Euro NCAP, dimensions). Overall is a fixed weighted blend (family 17% · safety 18% · insurance 15% · reliability 25% · running cost 25%), from a sample of 28,164. A guide, not a guarantee.

Verified spec data

Specifications

Performance

Power

227–621 bhp

0–60 mph

3.9 s

Fastest in range

Top speed

155 mph

Engine

2,143–5,980 cc

Economy & running

Fuel economy

18.6–61.0 mpg

WLTP combined

Miles per £

5.6 mpp

CO₂

15–328 g/km

Electric range

73 miles

Insurance group

44–50 of 50

Road tax

£600/yr

Standard VED

Dimensions & practicality

Length

5,255 mm

Width

2,130 mm

Height

1,496 mm

Wheelbase

3,165 mm

Kerb weight

2,030 kg

Seats

Doors

Figures span the 149 recorded trim variants (2013–2024). Exact figures vary by trim, options and model year — always confirm on the specific car's listing.

Real DVSA data

MOT reliability

Avg pass rate

83%

First-time MOT

Valid MOT in stock

100%

1 of 1

Median MOT left

11 mo

Top failure area

Tyres

100% of failures

Full Mercedes-Benz S-Class reliability Free MOT history check

Check this S-Class before you buy

Mercedes-Benz S-Class Cabriolet (2016 - 2021) for saleBrowse live UK stock MOT history checkFree DVSA MOT & advisories Car tax checkerCheck annual VED road tax ULEZ / CAZ checkerClean Air Zone compliance

External voices

What the experts say

Parkers

The Mercedes-Benz S-Class Cabriolet is praised for its luxurious interior, smooth ride, and powerful engine options. However, some critics note that its high price and limited rear-seat space may deter potential buyers. Overall, it’s seen as a stunning grand tourer that excels in comfort and style.

Read full review

Autocar

The S-Class Cabriolet impresses with its elegant design and high-quality materials. Reviewers highlight the soft-top's ability to maintain a quiet cabin, even at speed. However, the car's weight can affect agility, and the infotainment system may feel dated compared to rivals. Overall, it’s a beautiful blend of luxury and performance.

Read full review

WhatCar

The S-Class Cabriolet is generally reliable, with few reported issues. Owners appreciate the build quality and the brand's reputation for durability. However, maintenance costs can be high, and some parts may be expensive to replace. Overall, it’s a solid choice for those seeking luxury with reliability.

Ownership intelligence

The real cost of owning one

Finance & affordability

Financing options for the S-Class Cabriolet are varied, with competitive rates available through Mercedes-Benz Financial Services. Buyers can choose from leasing or traditional financing, allowing for flexibility in ownership. The vehicle's strong resale value also makes it a sound investment.

Day-to-day running costs

Running costs for the Mercedes-Benz S-Class Cabriolet are reflective of its luxury status. While it may not be the most economical option in its class, the vehicle offers a range of features that justify the investment. Regular maintenance and servicing are essential to keep the car in optimal condition, and the brand's reputation for reliability adds to its appeal.

Charging & fuel

For the petrol variants, fuel consumption is reasonable for a luxury convertible, but potential buyers should consider the electric options that offer lower running costs and environmental benefits. The electric models provide the convenience of home charging, making them an attractive choice for eco-conscious drivers.

Heritage

Milestones & history

2016
Launch of the Mercedes-Benz S-Class Cabriolet
2018
Introduction of updated technology features
2020
Launch of electric variants
2021
Final production year of the model

Read full launch story

The purpose of the Mercedes-Benz S-Class Cabriolet is to provide a luxurious open-top driving experience that combines performance with elegance. It aims to cater to affluent customers who desire both style and substance in their vehicles. The S-Class Cabriolet has evolved from a traditional luxury convertible into a modern icon that embraces electric technology. This evolution reflects the changing automotive landscape, where sustainability and performance go hand in hand.

Compare with alternatives

The Mercedes-Benz S-Class Cabriolet (2016 - 2021) stands out in the luxury convertible segment for its unparalleled comfort and advanced technology, competing closely with rivals like the BMW 8 Series, Porsche 911, and Aston Martin DB11.

BMW 8 Series Convertible

Reference only

Luxury grand tourer, known for its sporty performance and elegant design.

vs features: The BMW 8 Series Convertible offers a more dynamic driving experience with sharper handling compared to the S-Class Cabriolet. It features advanced tech and a high-quality cabin, but the S-Class is generally regarded as more luxurious and comfortable.
vs price: The 8 Series Convertible is typically less expensive than the S-Class, but the price difference can vary based on options and trims.

No Motoring.Today review

Porsche 911 Cabriolet

Reference only

Iconic sports car, celebrated for its performance and driving dynamics.

vs features: The Porsche 911 Cabriolet excels in driving feel and performance, offering a more engaging experience than the S-Class. However, it lacks the same level of luxury and rear-seat space, making the S-Class a better choice for comfort.
vs price: The 911 Cabriolet is often priced similarly to the S-Class, but can be more expensive depending on the chosen options and performance variants.

No Motoring.Today review

Aston Martin DB11 Volante

Reference only

Ultra-luxury grand tourer, known for its exclusivity and bespoke options.

vs features: The DB11 Volante provides a unique blend of luxury and performance, with a more exclusive feel than the S-Class. However, it may not have as many tech features or the same level of cabin refinement as the S-Class.
vs price: The DB11 Volante is generally more expensive than the S-Class, reflecting its luxury brand status and bespoke nature.

No Motoring.Today review

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Gallery

(15)

Mercedes-Benz S-Class Cabriolet (2016 - 2021) trim & engine line-up

Representative trims and engines recorded for this model.

Trim	Fuel	Power	0–60	Economy	CO₂	Ins.	New price
Maybach First Class S680 4Matic 4dr 9G-TronicAutomatic · 4 wheel drive · 2021–Now	Petrol	603 bhp	4.4s	20 mpg	321 g/km	50	£220,550
S580e L AMG Line Premium 4dr 9G-TronicAutomatic · Rear wheel drive · 2021–2024	Petrol Parallel PHEV	502 bhp	5s	60 - 73	15 g/km	50	£113,575
Maybach S580 4Matic 4dr 9G-TronicAutomatic · 4 wheel drive · 2021–Now	Petrol	495 bhp	4.6s	26.4 mpg	242 g/km	50	£175,850
Maybach First Class S580 4Matic 4dr 9G-TronicAutomatic · 4 wheel drive · 2021–Now	Petrol	495 bhp	4.6s	25 mpg	255 g/km	50	£190,365
S500 4Matic AMG Line 4dr 9G-TronicAutomatic · 4 wheel drive · 2020–2022	Petrol	428 bhp	4.7s	32.8 - 34.9 mpg	189 g/km	50	£95,630
S500L 4Matic AMG Line Premium 4dr 9G-TronicAutomatic · 4 wheel drive · 2020–2022	Petrol	428 bhp	4.7s	31.7 - 33.2 mpg	196 g/km	50	£106,325
S500L 4Matic AMG Line Premium Plus 4dr 9G-TronicAutomatic · 4 wheel drive · 2020–2022	Petrol	428 bhp	4.7s	31 - 32.5 mpg	205 g/km	50	£113,020
S400d L 4Matic AMG Line Premium 4dr 9G-TronicAutomatic · 4 wheel drive · 2020–2023	Diesel	325 bhp	5.2s	37.7 - 40.4 mpg	184 g/km	50	£100,415
S400d L 4Matic AMG Line Premium Plus 4dr 9G-TronicAutomatic · 4 wheel drive · 2020–2023	Diesel	325 bhp	5.2s	37.7 - 38.7 mpg	190 g/km	50	£107,110
S350d AMG Line 4dr 9G-TronicAutomatic · Rear wheel drive · 2020–2023	Diesel	281 bhp	6.2s	40.4 - 42.8 mpg	173 g/km	50	£85,220
S350d AMG Line Premium 4dr 9G-TronicAutomatic · Rear wheel drive · 2020–2023	Diesel	281 bhp	6.2s	40.4 - 42.8 mpg	177 g/km	50	£91,915
S350d L AMG Line Premium Plus 4dr 9G-TronicAutomatic · Rear wheel drive · 2020–2023	Diesel	281 bhp	6.2s	39.2 - 39.8 mpg	188 g/km	50	£102,610

Specs by trim

S 500 AMG Line 9G-Tronic Plus auto 2d autoPetrol Automatic · 2016–2017

Power: 448 bhp
0–60 mph: 4.5 s
Top speed: 155 mph
Torque: 700 Nm
Economy: 32 mpg
Range: 563 mi
CO₂: 204 g/km
Insurance group: 50
Road tax: £415 - £600
New price: £111,705

S 500 AMG Line Premium 9G-Tronic Plus auto 2d autoPetrol Automatic · 2016–2017

Power: 448 bhp
0–60 mph: 4.5 s
Top speed: 155 mph
Torque: 700 Nm
Economy: 31 mpg
Range: 545 mi
CO₂: 212 g/km
Insurance group: 50
Road tax: £415 - £600
New price: £116,700

S 63 AMG Speedshift MCT auto (03/2018 on) 2dPetrol Automatic · 2018–2020

Power: 594 bhp
0–60 mph: 4.1 s
Top speed: 155 mph
Torque: 900 Nm
Economy: 23.7 mpg
Range: 417 mi
CO₂: 271 g/km
Insurance group: 50
Road tax: £600
New price: £143,190

S 560 AMG Line 9G-Tronic auto (03/2018 on) 2dPetrol Automatic · 2018–2019

Power: 462 bhp
0–60 mph: 4.5 s
Top speed: 155 mph
Torque: 700 Nm
Economy: 26.4 - 27.4 mpg
Range: 464 mi
CO₂: 233 g/km
Insurance group: 50
Road tax: £600
New price: £116,290

S 560 AMG Line Premium 9G-Tronic auto (03/2018 on) 2dPetrol Automatic · 2018–2019

Power: 462 bhp
0–60 mph: 4.5 s
Top speed: 155 mph
Torque: 700 Nm
Economy: 26.4 - 27.4 mpg
Range: 464 mi
CO₂: 233 g/km
Insurance group: 50
Road tax: £600
New price: £121,285

S 63 Premium AMG Speedshift MCT auto 2dPetrol Automatic · 2019–2020

Power: 594 bhp
0–60 mph: 4.1 s
Top speed: 155 mph
Torque: 900 Nm
Economy: 23.5 mpg
Range: 413 mi
CO₂: 272 g/km
Insurance group: 50
Road tax: £600
New price: £149,185

+ 1 more trim variants

FAQs

What makes the Mercedes-Benz S-Class Cabriolet a luxury convertible?: The Mercedes-Benz S-Class Cabriolet combines a luxurious interior with high-quality materials, advanced technology, and a smooth electric powertrain, offering an unparalleled open-top driving experience.
How has the S-Class Cabriolet evolved since its launch?: Since its launch in 2016, the S-Class Cabriolet has evolved with updates in technology and design, maintaining its luxury status while adapting to the demand for electric variants.
What are the running costs associated with the S-Class Cabriolet?: Running costs for the S-Class Cabriolet can be high, starting from £115,000. However, its electric efficiency may help offset some expenses compared to traditional petrol engines.
Is the S-Class Cabriolet suitable for urban driving?: While the S-Class Cabriolet offers a comfortable driving experience, its size can be cumbersome in tight urban spaces. Parking sensors and a rear-view camera assist with navigation.
What safety features does the S-Class Cabriolet offer?: The S-Class Cabriolet boasts an impressive 5-star Euro NCAP safety rating, ensuring peace of mind with advanced safety features designed for modern drivers.