BMW X3 M COMPETITION AUTO (2020)
Running costs, reliability data, and common problems from 1,223 real MOT tests.
Annual Cost
£2,042
£170/month
MOT Pass Rate
95%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 30-42
2993cc Petrol
Great Choice
95% pass rate, £2042/year to run. 13 points above average.
Check a specific BMW X3 M COMPETITION 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
~30 mpg
Flat rate (post-2017)
Low estimate due to excellent reliability
Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.
Get an insurance quote for this BMW X3 M COMPETITION AUTO
Compare quotes and find the best deal
Reliability Verdict
Excellent reliability. Very few MOT failures. That's 13 points above the national average of 82%. It also outperforms the BMW brand average of 88%.
At 6 years old, 95% of BMW X3 M COMPETITION AUTOs from 2020 passed their MOT first time in 2026. That's based on 1,223 tests across the UK. The average mileage at this age is 30,202 miles.
Got a BMW X3 M COMPETITION 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
30,202
Average miles
44,400
Expected for age
The average 2020 BMW X3 M COMPETITION AUTO has 30,202 miles on the clock, which is below the expected 44,400 miles for a 6-year-old car. This suggests lighter use than average, which generally means less wear on major components.
Looking at a specific BMW X3 M COMPETITION AUTO?
Enter its reg plate for a free check with full MOT history, mileage verification, and predicted costs.
Best Year to Buy?
The most reliable year is the 2022 model with a 100% MOT pass rate, while the 2020 model has the lowest at 95%. Consider a different year if reliability is a priority.
BMW X3 M COMPETITION AUTO by Year
Similar Cars to Consider
Check a Specific Bmw X3 m competition 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 2020 BMW X3 M COMPETITION AUTO
The 2020 BMW X3 M COMPETITION AUTO is a premium performance with a 2993cc petrol engine. 1,223 of these vehicles were MOT tested in 2026, making it a reasonably common sight on UK roads. It ranks in the top 18% of all 2020 cars for reliability.
With an average of 30,202 miles at 6 years old, BMW X3 M COMPETITION AUTO owners tend to use this car less than the typical driver.
2020 BMW X3 M COMPETITION AUTO Fuel Costs
The 2993cc petrol engine is on the larger side, so fuel won't be this car's strong point. Expect around 30 mpg in mixed driving, which works out to roughly £1,592 per year at current petrol prices of 142p per litre (based on 7,400 miles per year).
What does it cost to own a 2020 BMW X3 M COMPETITION AUTO?
Total estimated annual running cost is £2,042 (£170/month), broken down as £1592 fuel, £195 road tax, £55 MOT, and £200 predicted repairs. The low repair estimate reflects the excellent 95% pass rate. These cars rarely fail their MOT, so unexpected bills are less likely.
BMW X3 M COMPETITION AUTO Reliability Trend
The BMW X3 M COMPETITION AUTO has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.
Buying a Used 2020 BMW X3 M COMPETITION AUTO
At 6 years old, the BMW X3 M COMPETITION AUTO offers good value with plenty of life remaining. Most manufacturer warranties will have expired, so a pre-purchase inspection is worth the cost.
Common Issues to Watch For
Based on the 2020 BMW X3 M COMPETITION AUTO's fuel type, age, and engine size, these are the most likely problem areas to check.
Timing Chain / Belt
Watch outAt 6 years old, check whether the timing belt has been replaced (typically due every 5-7 years or 60,000-100,000 miles). A snapped belt can destroy the engine.
Oil Consumption
Low riskLarger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.
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 2020 BMW X3 M COMPETITION AUTO stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| BMW X3 M COMPETITION AUTO(2020) | 95% | £1592 | £195 | Grp 30-42 | £2042 |
| BMW 5 SERIES(2018) | 91% | £1592 | £190 | Grp 30-42 | £2037-£5 |
| LAND ROVER RANGE ROVER SPORT(2018) | 93% | £1592 | £190 | Grp 30-42 | £2037-£5 |
| BMW X3(2019) | 92% | £1592 | £190 | Grp 30-42 | £2037-£5 |
| MERCEDES GLC(2019) | 93% | £1592 | £190 | Grp 30-42 | £2037-£5 |
Estimates based on 7,400 miles/year, current fuel prices, and MOT data. Insurance groups are indicative. Actual costs vary by driver, location, and usage.
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
BMW 5 SERIES
2018 · 2998cc Petrol
LAND ROVER RANGE ROVER SPORT
2018 · 2995cc Petrol
BMW X3
2019 · 2998cc Petrol
Related Guides
In-depth articles relevant to the Bmw X3 m competition 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 71% 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 Problems: 7 Issues Owners Report (2026)
13 min read
Check a specific BMW X3 M COMPETITION AUTO
Enter the reg to see its MOT history, mileage check, and predicted costs.
Premium History Check
Buying a BMW X3 M COMPETITION AUTO? Our premium check covers:
- Stolen check (PNC)
- Outstanding finance
- Write-off history (Cat A/B/N/S)
- Previous owners count
Competitors charge £10-£20 for the same data