BMW 318I SE Pro Auto (2021)
Estimated running costs and MOT pass rates from 91 MOT tests in 2024.
Annual Cost
£2,386
£199/month
MOT Pass Rate
79%
Average
Road Tax
£200
Standard rate/year
Est. Insurance
Grp 18-32
1998cc Petrol
Check Carefully
79% pass rate, £2,386/year to run. Close to the average across all models.
Check a specific BMW 318I SE Pro Auto
Enter a reg plate for full MOT history, mileage check, health score, running costs, and reliability data. Free, instant, no signup.
Annual Running Costs
~36 mpg
Standard rate (from April 2017)
Estimates based on 7,400 miles/year (UK average), petrol at 174.57p a litre (GOV.UK weekly average, week of 19 October 2026), GOV.UK road tax rates and repair likelihood from MOT data. Insurance not included. Cars registered from April 2017 pay the £200 standard rate, plus £440 a year for five years (from the second year) if they cost over £40,000 new (over £50,000 for electric cars).
Reliability Verdict
Average reliability. Expect some repairs as it ages. That's close to the average of 82% across all models in our data. It falls below the BMW brand average of 88%.
79% of MOT tests on BMW 318I SE Pro Autos from 2021 ended in a pass in 2024, when they were about 3 years old. That's based on 91 tests across the UK, retests included. The average mileage recorded at those tests was 30,269 miles.
Got a BMW 318I SE Pro Auto you're looking at?
Enter the reg plate to check its specific MOT history, mileage, and health score.
How Does It Compare?
Mileage Analysis
30,269
Average miles
22,200
Expected for age
The average 2021 BMW 318I SE Pro Auto had 30,269 miles on the clock at its 2024 MOT, 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.
Looking at a specific BMW 318I SE Pro Auto?
Enter its reg plate for a free check with full MOT history, mileage verification, and predicted costs.
Similar Cars to Consider
Check a Specific BMW 318I SE Pro Auto
Enter a reg plate to get the full MOT history, health score, and mileage verification.
Upgrade to Premium (£4.99) for stolen, finance, and write-off checks.
About the 2021 BMW 318I SE Pro Auto
The 2021 BMW 318I SE Pro Auto is a premium car. Our records list a 1998cc petrol engine, though engines vary between versions. 91 MOT tests were recorded on this model in 2024, making it a rare model on UK roads. It sits in the bottom 2% of 2021 models for MOT pass rate.
With an average of 30,269 miles recorded at its 2024 MOT tests, 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 £1,631 per year with petrol at 174.57p per litre (GOV.UK weekly average, week of 19 October 2026; 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 £2,386 (£199/month), broken down as £1,631 fuel, £200 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 5 years old, the BMW 318I SE Pro Auto offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost. Note: with only 91 tests in our data, these figures should be treated as indicative rather than definitive.
Common Issues to Watch For
These are typical issues for cars of this age, fuel type and engine size, not faults recorded on this model's MOT tests. Use them as a checklist when you view one.
Service History
Low riskAlways request a full service history. Regular servicing is the single best indicator of how well a car has been maintained, regardless of mileage.
Running Costs Compared
How the 2021 BMW 318I SE Pro Auto stacks up against similar cars for estimated annual running costs, insurance group, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Est. Ins. Group | Total/yr |
|---|---|---|---|---|---|
| BMW 318I SE Pro Auto(2021) | 79% | £1,631 | £200 | Grp 18-32 | £2,386 |
| Volkswagen Golf(2019) | 92% | £1,398 | £200 | Grp 12-25 | £1,853-£533 |
| Nissan Qashqai(2020) | 93% | £1,398 | £200 | Grp 12-25 | £1,853-£533 |
| MINI Cooper(2019) | 92% | £1,398 | £200 | Grp 12-25 | £1,853-£533 |
| Hyundai Tucson(2019) | 90% | £1,398 | £200 | Grp 12-25 | £1,853-£533 |
Estimates based on 7,400 miles/year, GOV.UK average pump prices for the week of 19 October 2026, GOV.UK road tax rates and MOT data. Insurance groups are our rough estimate from engine size, not official groups. Actual costs vary by driver, location, and usage.
Questions about the 2021 BMW 318I SE Pro Auto
Is the 2021 BMW 318I SE Pro Auto reliable?
Average reliability. Expect some repairs as it ages. 79% of MOT tests on 2021 BMW 318I SE Pro Autos ended in a pass, from 91 tests (DVSA MOT data for tests in 2024, retests included). That's 3 points below the average of 82% across all models in the same data.
How much does a 2021 BMW 318I SE Pro Auto cost to run?
Our estimate is £2,386 a year (£199 a month): £1,631 fuel, £200 road tax, £55 MOT and £500 predicted repairs, based on 7,400 miles a year. Insurance is not included.
What is the MOT pass rate for a 2021 BMW 318I SE Pro Auto?
79% of 91 MOT tests on the 2021 BMW 318I SE Pro Auto ended in a pass (DVSA MOT data for tests in 2024, retests included). That ranks it 3286th of 3,336 models first registered in 2021 (bottom 2%).
What is the average mileage for a 2021 BMW 318I SE Pro Auto?
The average mileage recorded at MOT tests on the 2021 BMW 318I SE Pro Auto is 30,269 miles, 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.
Related BMW Models
Explore other BMW cars or similar models in the same category.
BMW 3 Series
2013 · 1995cc Diesel
BMW 5 Series
2018 · 2998cc Petrol
BMW 116
2014 · 1995cc Diesel
Volkswagen Golf
2019 · 1498cc Petrol
Nissan Qashqai
2020 · 1598cc Petrol
MINI Cooper
2019 · 1499cc Petrol
Related Guides
In-depth articles relevant to the BMW 318I SE Pro Auto.
How to Prepare for Your MOT: 20 Checks That Could Save You Money
8 min read
Buying GuideCars That Hold Their Value UK 2026 (Up to 78% After 3 Years)
10 min read
Buying GuideCars That Lose Value Fastest: Models to Avoid for Depreciation
8 min read
Buying GuideFord Fiesta Common Problems (2026): What to Check Before Buying
13 min read
ReliabilityFord Puma Common Problems: 7 Issues That Could Cost £1,500+ (2026)
13 min read
Check a specific BMW 318I SE Pro Auto
Enter the reg to see its MOT history, mileage check, and predicted costs.
Premium History Check
Buying a BMW 318I SE Pro Auto? Our premium check covers:
- Stolen check (PNC)
- Outstanding finance
- Write-off history (Cat A/B/N/S)
- Previous owners count
With outstanding finance included