Mercedes AMG CLA 35 4MATIC Auto (2020)

Estimated running costs and MOT pass rates from 165 MOT tests in 2024.

Annual Cost

£2,236

£186/month

MOT Pass Rate

87%

Good

Road Tax

£200

Standard rate/year

Est. Insurance

Grp 18-32

1991cc Petrol

Solid Option

87% pass rate, £2,236/year to run. 5 points above average.

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Petrol1991cc6 years old165 tests32k miles avg

Annual Running Costs

Fuel (Petrol, 1991cc)

~36 mpg

£1,631

Road Tax

Standard rate (from April 2017)

£200

MOT Test

£55

Predicted Repairs

£350

Total per year£2,236

Per month£186/mo

Per week£43/wk

Estimates based on 7,400 miles/year (UK average), petrol at 174.57p a litre (GOV.UK weekly average, week of 19 October 2026), GOV.UK road tax rates and repair likelihood from MOT data. Insurance not included. Cars registered from April 2017 pay the £200 standard rate, plus £440 a year for five years (from the second year) if they cost over £40,000 new (over £50,000 for electric cars).

Reliability Verdict

87% MOT pass rate(Good)

0%All-model avg: 82%100%

Good reliability. Occasional issues but generally solid. That's close to the average of 82% across all models in our data.

87% of MOT tests on Mercedes AMG CLA 35 4MATIC Autos from 2020 ended in a pass in 2024, when they were about 4 years old. That's based on 165 tests across the UK, retests included. The average mileage recorded at those tests was 32,070 miles.

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How Does It Compare?

Rank among 2020 models2210th of 2,554(bottom 14%)

Rank among Mercedes models807th of 1,376(bottom half)

vs average of all models+5%(82% avg)

vs 2020 models average-5%(92% avg)

vs Mercedes average+0%(87% avg)

Mileage Analysis

32,070

Average miles

29,600

Expected for age

The average 2020 Mercedes AMG CLA 35 4MATIC Auto had 32,070 miles on the clock at its 2024 MOT, which is in line with the expected 29,600 miles for a 4-year-old car, suggesting normal everyday use.

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Best Year to Buy?

Of the years with at least 100 tests, the 2021 model has the highest MOT pass rate at 95%, while the 2020 model has the lowest at 87%. Consider a different year if reliability is a priority. Newer cars usually pass more often simply because they are younger, so compare years of a similar age.

Mercedes AMG CLA 35 4MATIC Auto by Year

Year	Pass Rate	Tests	Avg Mileage
2022	100%	35	17,320 mi
2021	95%	195	26,111 mi
2020	87%	165	32,070 mi
2019	96%	53	41,667 mi

Similar Cars to Consider

Volkswagen Golf

2019 · 1498cc Petrol

£1,853/year

92%

+5%

Ford Kuga

2018 · 1499cc Petrol

£1,853/year

90%

+3%

MINI Cooper

2018 · 1499cc Petrol

£1,853/year

92%

+5%

Nissan Qashqai

2020 · 1598cc Petrol

£1,853/year

93%

+6%

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About the 2020 Mercedes AMG CLA 35 4MATIC Auto

The 2020 Mercedes AMG CLA 35 4MATIC Auto is a premium car. Our records list a 1991cc petrol engine, though engines vary between versions. 165 MOT tests were recorded on this model in 2024, making it a rare model on UK roads. It sits in the bottom 14% of 2020 models for MOT pass rate.

With an average of 32,070 miles recorded at its 2024 MOT tests, Mercedes AMG CLA 35 4MATIC Auto owners drive about as much as the UK average.

2020 Mercedes AMG CLA 35 4MATIC Auto Fuel Costs

The 1991cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,631 per year with petrol at 174.57p per litre (GOV.UK weekly average, week of 19 October 2026; based on 7,400 miles per year).

What does it cost to own a 2020 Mercedes AMG CLA 35 4MATIC Auto?

Total estimated annual running cost is £2,236 (£186/month), broken down as £1,631 fuel, £200 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 87% pass rate. Keeping on top of servicing will help avoid surprises.

Buying a Used 2020 Mercedes AMG CLA 35 4MATIC Auto

At 6 years old, the Mercedes AMG CLA 35 4MATIC Auto offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.

Common Issues to Watch For

These are typical issues for cars of this age, fuel type and engine size, not faults recorded on this model's MOT tests. Use them as a checklist when you view one.

Timing Chain / Belt

Watch out

At 6 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.

Service History

Low risk

Always request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.

Running Costs Compared

How the 2020 Mercedes AMG CLA 35 4MATIC Auto stacks up against similar cars for estimated annual running costs, insurance group, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Est. Ins. Group	Total/yr
Mercedes AMG CLA 35 4MATIC Auto(2020)	87%	£1,631	£200	Grp 18-32	£2,236
Volkswagen Golf(2019)	92%	£1,398	£200	Grp 12-25	£1,853-£383
Ford Kuga(2018)	90%	£1,398	£200	Grp 12-25	£1,853-£383
MINI Cooper(2018)	92%	£1,398	£200	Grp 12-25	£1,853-£383
Nissan Qashqai(2020)	93%	£1,398	£200	Grp 12-25	£1,853-£383

Estimates based on 7,400 miles/year, GOV.UK average pump prices for the week of 19 October 2026, GOV.UK road tax rates and MOT data. Insurance groups are our rough estimate from engine size, not official groups. Actual costs vary by driver, location, and usage.

Questions about the 2020 Mercedes AMG CLA 35 4MATIC Auto

Is the 2020 Mercedes AMG CLA 35 4MATIC Auto reliable?

Good reliability. Occasional issues but generally solid. 87% of MOT tests on 2020 Mercedes AMG CLA 35 4MATIC Autos ended in a pass, from 165 tests (DVSA MOT data for tests in 2024, retests included). That's 5 points above the average of 82% across all models in the same data.

How much does a 2020 Mercedes AMG CLA 35 4MATIC Auto cost to run?

Our estimate is £2,236 a year (£186 a month): £1,631 fuel, £200 road tax, £55 MOT and £350 predicted repairs, based on 7,400 miles a year. Insurance is not included.

What is the MOT pass rate for a 2020 Mercedes AMG CLA 35 4MATIC Auto?

87% of 165 MOT tests on the 2020 Mercedes AMG CLA 35 4MATIC Auto ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 2210th of 2,554 models first registered in 2020 (bottom 14%).

Which year Mercedes AMG CLA 35 4MATIC Auto has the best MOT pass rate?

Of the years with at least 100 tests, the 2021 Mercedes AMG CLA 35 4MATIC Auto has the highest MOT pass rate at 95% and the 2020 the lowest at 87%. Newer cars usually pass more often simply because they are younger and have done fewer miles.

What is the average mileage for a 2020 Mercedes AMG CLA 35 4MATIC Auto?

The average mileage recorded at MOT tests on the 2020 Mercedes AMG CLA 35 4MATIC Auto is 32,070 miles, which is in line with the expected 29,600 miles for a 4-year-old car, suggesting normal everyday use.