Buying guide
Buying a used Mercedes-Benz A-Class: what to check before you hand over cash
A checklist for inspecting a used Mercedes-Benz A-Class. Engine, gearbox, electrics, paperwork, and what a Honest Car Check report tells you.
Updated 22nd June 2026 DVSA data: Across 358,651 recorded MOT tests, 18.1% failed.
More on the Mercedes-Benz A-Class
TL;DR
Before purchasing a used Mercedes-Benz A-Class, conduct a thorough inspection, including checking the V5C document, service history, and MOT history. Pay attention to common faults like electrical issues and oil leaks, and ensure a smooth test drive to assess performance.
Paperwork
Start with the V5C document. Ensure the Vehicle Identification Number (VIN) matches the one on the car. Check for any discrepancies in ownership history. Next, review the service history. A well-documented history indicates that the vehicle has been properly maintained.
Bodywork
Inspect the bodywork for signs of rust, dents, or paint mismatches. Pay attention to the wheel arches, sills, and door edges. Look for any signs of previous accidents, as these can affect the car’s structural integrity.
Engine Cold-Start
When starting the engine cold, listen for unusual noises. A smooth start is ideal. Check for any excessive smoke from the exhaust. Blue smoke may indicate oil burning, while black smoke could mean an issue with fuel delivery.
Test Drive Checklist
During the test drive, assess the car’s handling and braking. Listen for any strange noises from the suspension or the engine. Test all gears to ensure the gearbox shifts smoothly. Pay attention to the steering response and any vibrations.
Gearbox
The A-Class typically features a 6-speed manual or a 7-speed automatic gearbox. Ensure that the gearbox engages smoothly without any grinding or hesitation. If you notice any issues, it may indicate a problem that could be costly to repair.
Electrics
Check all electrical components, including lights, windows, and infotainment systems. Faulty electrics are a common issue in older A-Class models. Test the air conditioning and heating to ensure they function correctly.
MOT History
Review the MOT history using the DVSA service. Look for any past failures and advisories. This information can highlight potential issues that may need addressing. A good MOT history suggests the car has been well cared for.
Use Honest Car Check to verify mileage and MOT history. This report provides crucial insights into the vehicle’s background, helping you decide with confidence.
What people are asking
Is the Mercedes A-Class a reliable car?
The Mercedes A-Class generally has a good reputation for reliability, but like any vehicle, it can have specific issues. Regular maintenance is crucial to ensure longevity and prevent common problems.
Is a Mercedes A-Class expensive to maintain?
Maintenance costs can be higher than average for the A-Class, particularly for parts and servicing at a dealership. However, many owners find that the performance and luxury justify the expense.
Is a used Mercedes A-Class a good buy?
A used A-Class can be a great buy, especially if it is under three years old with the manufacturer’s warranty remaining. The depreciation on these vehicles often makes them more affordable than their new counterparts.
How long do Mercedes A-Class engines last?
With proper maintenance, many Mercedes-Benz engines can exceed 200,000 miles. Some owners report reaching 250,000 to 300,000 miles without significant issues, especially when following factory-recommended service intervals.
What owners say
However, some have mentioned that the interior quality may not feel as premium as expected for a luxury vehicle, which can be a letdown for those used to higher-end brands. Many owners have expressed satisfaction with the A-Class, noting its stylish design and comfortable interior.
Owners recommend being cautious with models from 2013 and 2016, as these years have been flagged for common problems. Reliability is a common theme in discussions, where users report that while the A-Class is generally dependable, specific models, particularly those from certain years, may experience electrical issues or oil leaks.
When it comes to performance, many drivers appreciate the handling and driving experience of the A-Class, especially in the sportier A45 variant. However, some owners have pointed out that the automatic gearbox can occasionally exhibit faults, which may lead to hesitation during gear changes.
Value for money is often discussed among buyers in UK communities, with many agreeing that a nearly-new A-Class can offer excellent value, particularly when purchased just before or after a new model release. The depreciation curve for Mercedes vehicles tends to favour buyers looking for a used model, making it possible to find well-equipped cars at a reasonable price.
Mercedes-Benz A-Class recall record
92 recalls have been issued for the Mercedes-Benz A-Class, between 2001 and 2026.
SRPC2601 - Interior Door Handle Release
R/2026/098Issued 15 April 2026
Mercedes-Benz AG has determined that on certain CLA (174 platform) A-Class (177 platform) and GLA (247 platform) vehicles the bowden cable of the release mechanism of one or more doors might not have been properly mounted.
Remedy:As a precautionary measure Mercedes-Benz AG via its Mercedes-Benz service partners will check the bowden cables of the doors on the affected vehicles and mount them correctly if necessary.
Affects cars built Apr 2025 to Sept 2025
SRPC2503 - Variant of rear axle brake hose
R/2025/131Issued 16 April 2025
Mercedes-Benz AG has determined that on certain A-Class (177 platform) and CLA (118 platform) vehicles the length of the brake hoses on the rear axle might not meet specifications.
Remedy:As a remedy Mercedes-Benz AG via its Mercedes-Benz service partners will check the brake hoses on the rear axle on the affected vehicles and replace them if necessary.
Affects cars built Feb 2024 to Mar 2024
SRPC2404 – Backup function of steering software
R/2024/166Issued 6 May 2024
On affected vehicles the backup function of the steering software might not meet specifications. As a result the steering power support might be impaired and a loss of steerability cannot be ruled out.
Remedy:Update the software of the electric steering on the affected vehicles.
Affects cars built Jan 2018 to Feb 2024
On affected vehicles the panel located between the windshield and the panoramic sunroof might not have been bonded correctly during a prior service repair.
R/2024/024Issued 7 February 2024
On affected vehicles the panel located between the windshield and the panoramic sunroof might not have been bonded correctly during a prior service repair.
Remedy:Check the front fixed element of the panoramic sliding sunroof and replace if necessary.
Affects cars built Sept 2012 to Mar 2018
88 older recalls not shown.
A recall applies to a build range, not to every car of this model. Check a registration to see whether one specific vehicle has an outstanding recall.
Mercedes-Benz A-Class MOT record
From 358,651 recorded MOT tests, 18.1% failed.
| Registered | Tests | Failed | Median mileage |
|---|---|---|---|
| 2023 | 665 | 4.7% | 19,826 mi |
| 2022 | 17,371 | 7.7% | 24,640 mi |
| 2021 | 28,998 | 8.6% | 33,242 mi |
| 2020 | 35,047 | 10.6% | 39,063 mi |
| 2019 | 50,401 | 12.4% | 46,088 mi |
| 2018 | 40,797 | 14.5% | 53,658 mi |
| 2017 | 40,304 | 18.6% | 63,210 mi |
| 2016 | 37,657 | 21.0% | 72,415 mi |
Most common reasons for failure
- Tyre tread depth not in accordance with the requirements34.0%
- A tyre seriously damaged25.3%
- a brake lining or pad worn below 1.5mm15.7%
- Brake disc or drum excessively weakened, insecure or fractured12.8%
- A spring or spring component fractured or seriously weakened12.1%
Figures cover every Mercedes-Benz A-Class tested in the DVSA dataset, not this specific car. Check a registration for the actual history of one vehicle.
Mercedes-Benz A-Class official figures
Median across 26 variants on sale, diesel, electricity / petrol, petrol, petrol electric.
- Combined economy
- 48.7 mpg
- WLTP median across variants
- CO2 emissions
- 142.5 g/km
- Sets the first-year tax rate
- Electric range
- 49.5 miles
- Manufacturer WLTP figure
Official figures for new cars. Real economy varies with driving, load and conditions.
Frequently asked questions
What paperwork should I check?
Inspect the V5C document and verify the service history.
What common faults should I look for?
Watch for issues with the electrics and engine oil leaks.
How can I check the MOT history?
Use the DVSA MOT History service to review past tests.
Is a test drive necessary?
Yes, a test drive helps assess the gearbox and overall performance.
What should I check during the cold start?
Listen for unusual noises and check for smoke from the exhaust.
Is the Mercedes A-Class a reliable car?
The Mercedes A-Class generally has a good reputation for reliability, but like any vehicle, it can have specific issues. Regular maintenance is crucial to ensure longevity.
Is a Mercedes A-Class expensive to maintain?
Maintenance costs can be higher than average for the A-Class, particularly for parts and servicing at a dealership. However, many owners find that the performance and luxury justify the expense.
Is a used Mercedes A-Class a good buy?
A used A-Class can be a great buy, especially if it is under three years old with the manufacturer's warranty remaining. The depreciation on these vehicles often makes them more affordable than their new counterparts.
How long do Mercedes A-Class engines last?
With proper maintenance, many Mercedes-Benz engines can exceed 200,000 miles. Some owners report reaching 250,000 to 300,000 miles without significant issues.
Sources
- DVSA anonymised MOT tests and results (Open Government Licence v3.0)
- VCA new car fuel consumption and emissions data (Open Government Licence v3.0)
- DVSA vehicle safety recalls (Open Government Licence v3.0)