MERCEDES-BENZ A-CLASS Buying Guide & Reliability (1999-2021)

The Mercedes-Benz A-Class is a compact car that has been a staple in the automotive market since its introduction in 1999. With a total of 3,932 registered vehicles in the UK, the A-Class has established itself as a popular choice among drivers seeking a blend of luxury and practicality.

Last updated September 08, 2025 1998 words Based on real UK vehicle data

MERCEDES-BENZ A-CLASS Overview

The Mercedes-Benz A-Class is a compact car that has been a staple in the automotive market since its introduction in 1999. With a total of 3,932 registered vehicles in the UK, the A-Class has established itself as a popular choice among drivers seeking a blend of luxury and practicality.

Spanning model years from 1999 to 2021, the A-Class has undergone several transformations, enhancing its appeal over the years. The latest models, particularly from 2018 onwards, have seen significant advancements in technology and design, contributing to a total of 1,110 registrations in 2019 alone.

In terms of performance, the A-Class boasts an impressive MOT pass rate of 80.7%. However, common failures have been noted, particularly in the braking system, which accounts for 194 failures, followed by lighting issues (158 failures) and other miscellaneous problems (141 failures). This data highlights the importance of regular maintenance and checks.

Fuel type distribution shows a preference for diesel, with 2,276 diesel models compared to 1,655 petrol variants, and a single electric model. This indicates a strong inclination towards diesel engines among A-Class owners, likely due to their efficiency and performance.

Colour preferences among A-Class owners reveal a trend towards classic shades, with black (902), grey (753), and silver (716) being the most popular choices. The vehicle's aesthetic appeal is complemented by its robust performance and reliability.

As of the latest data, 3,181 A-Class vehicles are taxed, while 561 remain untaxed and 190 are declared SORN. The average annual mileage for A-Class owners stands at 6,878 miles, reflecting a balance between daily commuting and leisure driving.

Data accuracy is subject to change, and the statistics provided are based on the latest available information.

Reliability and MOT Performance

The Mercedes-Benz A-Class has established a reputation for reliability, with a notable MOT pass rate of 80.7%. This figure indicates that a significant majority of vehicles pass their annual inspections, reflecting positively on the model's overall dependability.

In total, there have been 38,904 MOT tests conducted on the A-Class, with 3,932 registered vehicles in the UK. The data reveals that the most common reasons for MOT failures are related to brakes, lighting, and other issues. Specifically, brakes accounted for 194 failures, while lighting issues were responsible for 158 failures. Other common failures included various categories, such as suspension (78 failures) and windscreen problems (74 failures).

When examining the fuel type distribution, diesel models dominate the market with 2,276 registrations, compared to 1,655 petrol variants and a single electric model. This distribution may influence the reliability and maintenance considerations for potential buyers, as diesel engines often have different performance characteristics compared to petrol engines.

In terms of colour preferences, black is the most popular choice among A-Class owners, with 902 vehicles registered in this colour. Grey and silver follow closely behind, with 753 and 716 registrations, respectively. This variety in colour options allows buyers to select a model that suits their personal style.

It is important to note that the data presented here is based on the latest available statistics and may not reflect future trends. The reliability of the A-Class can vary by model year, with vehicles ranging from 1999 to 2021. Therefore, prospective buyers should consider the specific year and condition of the vehicle when assessing reliability.

What to Check When Buying Used

What to Check When Buying Used

When considering a used Mercedes-Benz A-Class, there are several key factors to evaluate to ensure you make a sound investment. With a total of 3,932 registered vehicles in the UK, it’s essential to be thorough in your checks.

Firstly, review the vehicle's MOT history. The A-Class has an impressive MOT pass rate of 80.7%, but it’s crucial to check for any recurring issues. Common failures include brakes (194 instances), lighting (158), and suspension (78). Understanding these common problems can help you negotiate repairs or price adjustments.

Next, assess the vehicle's mileage. The average annual mileage for the A-Class is approximately 6,878 miles. A significantly higher mileage may indicate more wear and tear, while lower mileage could suggest less usage but may also raise questions about the vehicle's history.

Fuel type is another important consideration. The A-Class is predominantly available in diesel (2,276 units) and petrol (1,655 units), with only one electric variant. Your choice of fuel type can affect running costs and tax implications, so consider what best suits your needs.

Colour preference can also influence resale value. The most common colours for the A-Class are black (902), grey (753), and silver (716). A popular colour may be easier to sell in the future.

Lastly, check the tax status of the vehicle. Out of the total registered A-Class vehicles, 3,181 are taxed, while 561 are untaxed and 190 are SORN. Ensure that the vehicle you are considering is properly taxed to avoid any legal issues.

Always verify the accuracy of the data provided and consider obtaining a professional inspection before finalising your purchase.

Running Costs and Specifications

Running Costs and Specifications

The Mercedes-Benz A-Class has been a popular choice among UK drivers since its introduction in 1999, with a total of 3,932 registered vehicles as of the latest data. The model spans various years, with the most recent registrations occurring in 2021. The average annual mileage for these vehicles is approximately 6,878 miles, which can help inform potential running costs.

In terms of fuel types, the A-Class is predominantly available in diesel (2,276 units) and petrol (1,655 units), with a single electric variant. This distribution indicates a strong preference for diesel engines, which are often associated with better fuel efficiency for longer journeys.

The vehicle's MOT pass rate stands at 80.7%, suggesting that the majority of A-Class vehicles are well-maintained. However, common failures have been noted, particularly in the brakes (194 instances), lighting (158), and other categories such as suspension and windscreen issues. These statistics highlight areas where owners may need to focus their maintenance efforts.

Regarding tax status, 3,181 vehicles are currently taxed, while 561 are untaxed and 190 are declared SORN (Statutory Off Road Notification). This information can be crucial for prospective buyers considering the ongoing costs associated with ownership.

Colour preferences among A-Class owners show a significant inclination towards black (902 units), grey (753), and silver (716), with white and blue also being popular choices. This variety allows potential buyers to select a model that suits their aesthetic preferences.

Data accuracy is based on the latest available statistics and may vary over time. Always consult official sources for the most current information.

Alternative Models to Consider

If you're considering the Mercedes-Benz A-Class, it’s worth exploring some alternative models that may suit your needs. The A-Class is a popular choice, with 3,932 registered vehicles in the UK, but there are other options that offer similar features and performance.

One alternative is the Audi A3, which is known for its premium interior and advanced technology. Like the A-Class, the A3 has a strong reputation for reliability and offers a range of engine options, including petrol and diesel variants. The A3 also boasts a competitive MOT pass rate, making it a solid choice for buyers.

Another model to consider is the BMW 1 Series. This hatchback combines sporty handling with a comfortable ride, appealing to those who enjoy a dynamic driving experience. The 1 Series also features a well-designed interior and a variety of engine choices, similar to the A-Class.

For those looking for a more budget-friendly option, the Volkswagen Golf is a great alternative. With a long history of reliability and practicality, the Golf is a versatile hatchback that appeals to a wide range of drivers. It also has a strong MOT pass rate and a reputation for low running costs.

Lastly, the Ford Focus is another contender in this segment. Known for its engaging driving dynamics and spacious interior, the Focus offers excellent value for money. It is widely available in both petrol and diesel variants, catering to different preferences.

When considering alternatives, it’s essential to evaluate factors such as maintenance costs, fuel efficiency, and overall reliability. The data provided here is based on current registrations and MOT statistics, but please note that figures may vary over time.

Frequently Asked Questions

Frequently Asked Questions

1. What is the MOT pass rate for the Mercedes-Benz A-Class?

The MOT pass rate for the Mercedes-Benz A-Class is 80.7%. This indicates that a significant majority of vehicles pass their MOT tests, reflecting the model's overall reliability.

2. What are the common reasons for MOT failures?

Common failures for the A-Class include issues with brakes (194 failures), lighting (158 failures), and other categories such as suspension (78 failures) and windscreens (74 failures). Addressing these areas can help improve the chances of passing the MOT.

3. How many Mercedes-Benz A-Class vehicles are currently registered in the UK?

There are currently 3,932 registered Mercedes-Benz A-Class vehicles in the UK. This figure reflects the model's popularity and presence on UK roads.

4. What fuel types are available for the A-Class?

The Mercedes-Benz A-Class is available in various fuel types, with 2,276 diesel vehicles and 1,655 petrol vehicles registered. There is also one electric variant, catering to a range of driver preferences.

5. What colours are most common for the A-Class?

The most common colours for the Mercedes-Benz A-Class include black (902 vehicles), grey (753 vehicles), and silver (716 vehicles). These colours are popular choices among owners.

6. What is the average annual mileage for the A-Class?

The average annual mileage for the Mercedes-Benz A-Class is approximately 6,878 miles. This figure can vary based on individual usage patterns.

Disclaimer: The data presented is based on current registrations and MOT statistics and may be subject to change. For the most accurate and up-to-date information, please consult official sources.

Data Source: This guide is based on analysis of extensive UK vehicle database in our database, including MOT test results and DVLA records.

Disclaimer: This information is provided for guidance only and is based on historical data in our database. Always verify current vehicle details with official sources and get a professional inspection before purchase.

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