CarCostCheck

MG HS (2021)

Running costs, common problems, and reliability data based on 134 real MOT tests in 2024.

MOT Pass Rate

96%

Total Tests (2024)

134

Avg Mileage

24,498 mi

Est. Annual Cost

£1,582

Is the 2021 MG HS reliable?

Excellent reliability. Very few MOT failures. That's 14 points above the national average of 82%. It also outperforms the MG brand average of 86%.

At 3 years old, 96% of MG HSs from 2021 passed their MOT first time in 2024. That's based on 134 tests across the UK. The average mileage at this age is 24,498 miles.

How does the 2021 MG HS compare?

Rank among all 2021 cars640th out of 3,373(top 19%)
Rank among all MG models16th out of 155(top 10%)
vs national average+14% (82% avg)
vs 2021 cars average+4% (92% avg)
vs MG average+10% (86% avg)

Mileage Analysis

The average 2021 MG HS has 24,498 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.

How much does a 2021 MG HS cost to run?

Fuel (Petrol, 1500cc)
£1,137
🏛️Road Tax
£190
🔧MOT Test
£55
🛠️Predicted Repairs
£200
Total per year£1,582
Per month£132/mo

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

MG HS by Year

YearPass RateTestsAvg Mileage
202196%13424,498 mi
202091%14034,516 mi

Checking a specific MG HS?

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About the 2021 MG HS

The 2021 MG HS is a small family car with a 1500cc petrol engine. 134 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It ranks in the top 19% of all 2021 cars for reliability.

With an average of 24,498 miles at 3 years old, MG HS owners drive about as much as the UK average.

2021 MG HS Fuel Costs

The 1500cc 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 2021 MG HS?

Total estimated annual running cost is £1,582 132/month), broken down as £1137 fuel, £190 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 96% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.

Buying a Used 2021 MG HS

At 3 years old, this is still relatively fresh. You may find examples with remaining manufacturer warranty. Depreciation is slowing but hasn't bottomed out yet.

Alternatives to the 2021 MG HS

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