CarCostCheck

MG 3 (2013)

Running costs, common problems, and reliability data based on 200 real MOT tests in 2024.

MOT Pass Rate

86%

Total Tests (2024)

200

Avg Mileage

60,551 mi

Est. Annual Cost

£1,677

Is the 2013 MG 3 reliable?

Good reliability. Occasional issues but generally solid. That's close to the national average of 82%.

At 11 years old, 86% of MG 3s from 2013 passed their MOT first time in 2024. That's based on 200 tests across the UK. The average mileage at this age is 60,551 miles.

How does the 2013 MG 3 compare?

Rank among all 2013 cars247th out of 626(top 39%)
Rank among all MG models88th out of 155(top 57%)
vs national average+4% (82% avg)
vs 2013 cars average+6% (80% avg)
vs MG average+0% (86% avg)

Mileage Analysis

The average 2013 MG 3 has 60,551 miles on the clock, which is below the expected 81,400 miles for a 11-year-old car. This suggests lighter use than average, which generally means less wear on major components.

Best year to buy a MG 3?

The most reliable year is the 2021 model with a 92% MOT pass rate, while the 2014 model has the lowest at 79%. The 2013 sits between the two at 86%.

How much does a 2013 MG 3 cost to run?

Fuel (Petrol, 1498cc)
£1,137
🏛️Road Tax
£135
🔧MOT Test
£55
🛠️Predicted Repairs
£350
Total per year£1,677
Per month£140/mo

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.

MG 3 by Year

YearPass RateTestsAvg Mileage
202291%14119,942 mi
202192%1,10019,633 mi
202090%2,86924,046 mi
201988%6,11729,253 mi
201885%4,32936,732 mi
201780%5,13543,780 mi
201682%5,21848,631 mi
201579%4,07553,548 mi
201479%2,69857,573 mi
201386%20060,551 mi

Checking a specific MG 3?

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About the 2013 MG 3

The 2013 MG 3 is a small family car with a 1498cc petrol engine. 200 of these vehicles were MOT tested in 2024, making it a less common model in the UK market. Among all cars from 2013, the average MOT pass rate is 80%, and this model beats that benchmark.

With an average of 60,551 miles at 11 years old, MG 3 owners tend to use this car less than the typical driver.

2013 MG 3 Fuel Costs

The 1498cc petrol engine offers a reasonable balance between performance and economy. Expect around 42 mpg in mixed driving, which works out to roughly £1,137 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).

What does it cost to own a 2013 MG 3?

Total estimated annual running cost is £1,677 140/month), broken down as £1137 fuel, £135 road tax, £55 MOT, and £350 predicted repairs. Repair costs are moderate, reflecting the 86% pass rate. Keeping on top of servicing will help avoid surprises.

MG 3 Reliability Trend

Newer MG 3s show better MOT pass rates than older ones, with an average improvement of 8 percentage points.

Buying a Used 2013 MG 3

At 11 years old, the MG 3 is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age. If you're flexible on year, the 2021 model has the highest pass rate at 92%.

Alternatives to the 2013 MG 3

The MG 3 is actually the most reliable option among similar petrol small family cars from this era. Here are comparable petrol cars with similar engines: