MG 3 EXCLUSIVE NAV VTI-TECH (2021)
Running costs, common problems, and reliability data based on 1,916 real MOT tests in 2024.
MOT Pass Rate
92%
Total Tests (2024)
1,916
Avg Mileage
20,217 mi
Est. Annual Cost
£1,582
Is the 2021 MG 3 EXCLUSIVE NAV VTI-TECH reliable?
Excellent reliability. Very few MOT failures. That's 10 points above the national average of 82%. It also outperforms the MG brand average of 86%.
At 3 years old, 92% of MG 3 EXCLUSIVE NAV VTI-TECHs from 2021 passed their MOT first time in 2024. That's based on 1,916 tests across the UK. The average mileage at this age is 20,217 miles.
How does the 2021 MG 3 EXCLUSIVE NAV VTI-TECH compare?
Mileage Analysis
The average 2021 MG 3 EXCLUSIVE NAV VTI-TECH has 20,217 miles on the clock, which is in line with the expected 22,200 miles for a 3-year-old car, suggesting normal everyday use.
Best year to buy a MG 3 EXCLUSIVE NAV VTI-TECH?
The most reliable year is the 2022 model with a 96% MOT pass rate, while the 2020 model has the lowest at 90%. The 2021 sits between the two at 92%.
How much does a 2021 MG 3 EXCLUSIVE NAV VTI-TECH cost to run?
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT pass rate data. Insurance not included.
MG 3 EXCLUSIVE NAV VTI-TECH by Year
Checking a specific MG 3 EXCLUSIVE NAV VTI-TECH?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2021 MG 3 EXCLUSIVE NAV VTI-TECH
The 2021 MG 3 EXCLUSIVE NAV VTI-TECH is a small family car with a 1498cc petrol engine. 1,916 of these vehicles were MOT tested in 2024, making it a reasonably common sight on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model falls short of that benchmark.
With an average of 20,217 miles at 3 years old, MG 3 EXCLUSIVE NAV VTI-TECH owners drive about as much as the UK average.
2021 MG 3 EXCLUSIVE NAV VTI-TECH 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 2021 MG 3 EXCLUSIVE NAV VTI-TECH?
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 92% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
MG 3 EXCLUSIVE NAV VTI-TECH Reliability Trend
Newer MG 3 EXCLUSIVE NAV VTI-TECHs show better MOT pass rates than older ones, with an average improvement of 4 percentage points.
Buying a Used 2021 MG 3 EXCLUSIVE NAV VTI-TECH
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. If you're flexible on year, the 2022 model has the highest pass rate at 96%.
Alternatives to the 2021 MG 3 EXCLUSIVE NAV VTI-TECH
If reliability is your priority, there's one similar car with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- FORD FIESTA (2019) 91% pass rate (-1%) from 124,950 tests
- VOLKSWAGEN GOLF (2019) 92% pass rate (same) from 89,653 tests
- VAUXHALL CORSA (2019) 88% pass rate (-4%) from 68,639 tests
- NISSAN QASHQAI (2020) 93% pass rate (+1%) from 52,321 tests