CarCostCheck

MG TF (2003)

Running costs, common problems, and reliability data based on 4,716 real MOT tests in 2024.

MOT Pass Rate

77%

Total Tests (2024)

4,716

Avg Mileage

62,841 mi

Est. Annual Cost

£1,827

Is the 2003 MG TF reliable?

Average reliability. Expect some repairs as it ages. That's close to the national average of 82%. It falls below the MG brand average of 86%.

At 21 years old, 77% of MG TFs from 2003 passed their MOT first time in 2024. That's based on 4,716 tests across the UK. The average mileage at this age is 62,841 miles.

How does the 2003 MG TF compare?

Rank among all 2003 cars140th out of 445(top 31%)
Rank among all MG models123th out of 155(top 79%)
vs national average-5% (82% avg)
vs 2003 cars average+5% (72% avg)
vs MG average-9% (86% avg)

Mileage Analysis

The average 2003 MG TF has 62,841 miles on the clock, which is significantly below the expected 155,400 miles for a 21-year-old car. Low-mileage examples may have spent time sitting unused, so check for issues like corroded brakes or perished rubber seals.

Best year to buy a MG TF?

The most reliable year is the 2011 model with a 88% MOT pass rate, while the 2002 model has the lowest at 76%. The 2003 sits between the two at 77%.

How much does a 2003 MG TF cost to run?

Fuel (Petrol, 1589cc)
£1,137
🏛️Road Tax
£135
🔧MOT Test
£55
🛠️Predicted Repairs
£500
Total per year£1,827
Per month£152/mo

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

MG TF by Year

YearPass RateTestsAvg Mileage
201188%11534,043 mi
201084%35639,827 mi
200982%49244,280 mi
200879%21048,364 mi
200780%6443,226 mi
200680%50951,398 mi
200579%2,12754,989 mi
200478%4,48859,443 mi
200377%4,71662,841 mi
200276%3,05563,283 mi

Checking a specific MG TF?

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About the 2003 MG TF

The 2003 MG TF is a small family car with a 1589cc petrol engine. 4,716 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2003, the average MOT pass rate is 72%, and this model beats that benchmark.

With an average of 62,841 miles at 21 years old, MG TF owners tend to use this car less than the typical driver. Very low mileage could mean the car has been garaged or used only for short trips, which can cause its own issues like battery drain and moisture buildup.

2003 MG TF Fuel Costs

The 1589cc 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 2003 MG TF?

Total estimated annual running cost is £1,827 152/month), broken down as £1137 fuel, £135 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 77% pass rate. Keeping on top of servicing will help avoid surprises.

MG TF Reliability Trend

Newer MG TFs show better MOT pass rates than older ones, with an average improvement of 5 percentage points.

Buying a Used 2003 MG TF

At 21 years old, the MG TF 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 2011 model has the highest pass rate at 88%.

Alternatives to the 2003 MG TF

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