Used Mercedes-Benz A-Class for sale near Sidcup

CarGurus expert rating: 4 out of 5
CarGurus user rating: 4.2 out of 5
Percentage of good/great deals available on CarGurus: 34.2%
Overall CarGurus rating: 4.3 out of 5
Available Listings: Around 3,000
Average Price: Around £16,000

Mercedes-Benz A-Class (2018-present) Pros and Cons

Pros	Cons
Cutting-edge technology and infotainment	A premium product inevitably comes with a premium price tag
Plug-in hybrid promises low company car tax bills	In general, a Mercedes is not as reliable as a Lexus
AMG hot hatches combine class and excitement	Narrow boot opening compared with the best in class

Quick Summary

The Mercedes-Benz A-Class (2018-present) has evolved into a smart, stylish hatchback and saloon, heavily influenced by Mercedes' larger models. It delivers a premium feel with modern styling and high-quality materials, particularly evident in its impressive tablet-like infotainment setup. Competing against the BMW 1 Series, Audi A3, and higher-spec VW Golfs, the A-Class is offered in both five-door hatchback and four-door saloon body styles.

While providing decent space for four adults, the A-Class hatchback's 355-litre boot is smaller than some rivals, though the saloon offers a more generous 405 litres. Driving dynamics are composed and comfortable, especially on motorways, supported by a range of efficient petrol, diesel, and plug-in hybrid powertrains. For performance enthusiasts, the potent AMG A35 and A45 S variants deliver thrilling drives, while running costs are competitive for a premium vehicle, featuring good fuel economy and strong residual values.

Best for: Drivers seeking a premium, stylish hatchback or saloon with advanced technology, comfort, and efficiency, or those looking for a high-performance hot hatch (AMG versions).

Not ideal for: Buyers on a strict budget, those prioritising maximum rear passenger space or boot capacity in the hatchback, or drivers who prefer a more engaging, driver-focused experience.


Comparison vs Key Rivals



The Verdict

You should buy the A-Class if: You're looking for a stylish, well-made premium hatchback or saloon with advanced technology and a luxurious interior, offering comfort and efficiency.

Consider alternatives if: You're on a tight budget, prioritise maximum practicality, or seek a more involving driving experience than what the standard A-Class offers.

Competitive Position: The fourth-generation Mercedes-Benz A-Class is a strong contender in the premium compact segment. It excels with its sophisticated design, luxurious interior, and cutting-edge MBUX infotainment system, setting it apart from rivals like the BMW 1 Series and Audi A3 in terms of perceived quality and technology. While not the most dynamically engaging, its comfort, efficiency, and broad range of powertrains—including a compelling plug-in hybrid and potent AMG variants—make it a highly desirable choice for those seeking a premium badge and refined experience.

Read our full Mercedes-Benz A-Class Review

The Overall CarGurus rating: that informs these recommendations is based on CarGurus' proprietary market data from January 2026, CarGurus expert reviews, and CarGurus user reviews.