BMW 318I SE PRO AUTO (2021)
Running costs, common problems, and reliability data based on 91 real MOT tests in 2024.
MOT Pass Rate
79%
Total Tests (2024)
91
Avg Mileage
30,269 mi
Est. Annual Cost
£2,072
Is the 2021 BMW 318I SE PRO AUTO reliable?
Average reliability. Expect some repairs as it ages. That's close to the national average of 82%. It falls below the BMW brand average of 88%.
At 3 years old, 79% of BMW 318I SE PRO AUTOs from 2021 passed their MOT first time in 2024. That's based on 91 tests across the UK. The average mileage at this age is 30,269 miles.
How does the 2021 BMW 318I SE PRO AUTO compare?
Mileage Analysis
The average 2021 BMW 318I SE PRO AUTO has 30,269 miles on the clock, which is above the expected 22,200 miles for a 3-year-old car. Higher-mileage cars often have more motorway miles, which is generally less harmful than stop-start urban driving.
How much does a 2021 BMW 318I SE PRO AUTO 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.
Checking a specific BMW 318I SE PRO AUTO?
Enter the reg plate to see its individual MOT history, mileage verification, and predicted costs.
About the 2021 BMW 318I SE PRO AUTO
The 2021 BMW 318I SE PRO AUTO is a premium with a 1998cc petrol engine. 91 of these vehicles were MOT tested in 2024, making it a rare model on UK roads. It sits in the bottom 99% of 2021 cars for MOT pass rates.
With an average of 30,269 miles at 3 years old, BMW 318I SE PRO AUTO owners cover more miles than the average driver.
2021 BMW 318I SE PRO AUTO Fuel Costs
The 1998cc petrol engine offers a reasonable balance between performance and economy. Expect around 36 mpg in mixed driving, which works out to roughly £1,327 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 BMW 318I SE PRO AUTO?
Total estimated annual running cost is £2,072 (£173/month), broken down as £1327 fuel, £190 road tax, £55 MOT, and £500 predicted repairs. Repair costs are moderate, reflecting the 79% pass rate. Keeping on top of servicing will help avoid surprises.
Buying a Used 2021 BMW 318I SE PRO AUTO
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. Note: with only 91 tests in our data, these figures should be treated as indicative rather than definitive.
Alternatives to the 2021 BMW 318I SE PRO AUTO
If reliability is your priority, there are 4 similar cars with a higher MOT pass rate. Here are comparable petrol cars with similar engines:
- VOLKSWAGEN GOLF (2019) 92% pass rate (+13%) from 89,653 tests
- NISSAN QASHQAI (2020) 93% pass rate (+14%) from 52,321 tests
- MINI COOPER (2019) 92% pass rate (+13%) from 52,140 tests
- HYUNDAI TUCSON (2019) 90% pass rate (+11%) from 42,920 tests