BMW 520D SE MHEV AUTO (2021)
Running costs, reliability data, and common problems from 191 real MOT tests.
Annual Cost
£1,777
£148/month
MOT Pass Rate
95%
Excellent
Road Tax
£195
Flat rate/year
Insurance
Grp 18-32
1995cc Petrol
Great Choice
95% pass rate, £1777/year to run. 13 points above average.
Check a specific BMW 520D SE MHEV 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
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 520D SE MHEV 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 5 years old, 95% of BMW 520D SE MHEV AUTOs from 2021 passed their MOT first time in 2026. That's based on 191 tests across the UK. The average mileage at this age is 40,098 miles.
Got a BMW 520D SE MHEV 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
40,098
Average miles
37,000
Expected for age
The average 2021 BMW 520D SE MHEV AUTO has 40,098 miles on the clock, which is in line with the expected 37,000 miles for a 5-year-old car, suggesting normal everyday use.
Looking at a specific BMW 520D SE MHEV AUTO?
Enter its reg plate for a free check with full MOT history, mileage verification, and predicted costs.
BMW 520D SE MHEV AUTO by Year
Similar Cars to Consider
Check a Specific Bmw 520d se mhev 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 520D SE MHEV AUTO
The 2021 BMW 520D SE MHEV AUTO is a premium with a 1995cc petrol engine. 191 of these vehicles were MOT tested in 2026, making it a rare model on UK roads. Among all cars from 2021, the average MOT pass rate is 92%, and this model beats that benchmark.
With an average of 40,098 miles at 5 years old, BMW 520D SE MHEV AUTO owners drive about as much as the UK average.
2021 BMW 520D SE MHEV AUTO Fuel Costs
The 1995cc 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 520D SE MHEV AUTO?
Total estimated annual running cost is £1,777 (£148/month), broken down as £1327 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 520D SE MHEV AUTO Reliability Trend
The BMW 520D SE MHEV AUTO has maintained consistent MOT pass rates across model years, varying by only 3 percentage points.
Buying a Used 2021 BMW 520D SE MHEV AUTO
At 5 years old, the BMW 520D SE MHEV 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 2021 BMW 520D SE MHEV AUTO's fuel type, age, and engine size, these are the most likely problem areas to check.
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 520D SE MHEV AUTO stacks up against similar cars for annual running costs, insurance, and tax.
| Car | Pass Rate | Fuel/yr | Tax/yr | Insurance | Total/yr |
|---|---|---|---|---|---|
| BMW 520D SE MHEV AUTO(2021) | 95% | £1327 | £195 | Grp 18-32 | £1777 |
| LAND ROVER DISCOVERY SPORT R-DYN SE D A(2020) | 90% | £1327 | £190 | Grp 18-32 | £1772-£5 |
| BMW 520D M SPORT MHEV AUTO(2021) | 89% | £1327 | £190 | Grp 18-32 | £1922+£145 |
| BMW 320D M SPORT MHEV AUTO(2021) | 91% | £1327 | £190 | Grp 18-32 | £1772-£5 |
| VOLVO XC90 R-DESIGN B5 MHEV AWD AUTO(2021) | 90% | £1327 | £190 | Grp 18-32 | £1772-£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
LAND ROVER DISCOVERY SPORT R-DYN SE D A
2020 · 1999cc Petrol
BMW 520D M SPORT MHEV AUTO
2021 · 1995cc Petrol
BMW 320D M SPORT MHEV AUTO
2021 · 1995cc Petrol
Related Guides
In-depth articles relevant to the Bmw 520d se mhev 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 520D SE MHEV AUTO
Enter the reg to see its MOT history, mileage check, and predicted costs.
Premium History Check
Buying a BMW 520D SE MHEV 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