Key facts
Most reliable
Good choice, check first5.0/5
Least reliable
Buy with care3.5/5
Cheapest to buy
Buy with carefrom €12,990
Cheapest to run
Good choice, check first≈ €448/month
Used BMW ranking
Good choice, check firstPhoto: Vauxford, CC BY-SA 4.0
BMW Série 3
since 2019 · Petrol, Diesel, Hybrid
- Estimated monthly cost
- €448/month
Good choice, check firstPhoto: Tokumeigakarinoaoshima, CC BY-SA 4.0
Good choice, check firstPhoto: Vauxford, CC BY-SA 4.0
Buy with carePhoto: EurovisionNim, CC BY-SA 4.0
Buy with carePhoto: Vauxford, CC BY-SA 4.0
Frequently asked questions
What is the most reliable used BMW?
Among the models we analysed, the BMW Série 3 VII (G20/G21) has the best reliability score: 5.0/5, calculated from its known, sourced faults.
Which used BMW models should you avoid?
No model we analysed is rated "Avoid" or "Poor reliability". The lowest score is the BMW Série 3 VI (F30/F31/F34) (3.5/5): check its known faults before buying.
Which used BMW should you buy on a small budget?
The BMW Série 3 VI (F30/F31/F34) is the cheapest to buy among the models we analysed: from €12,990 according to our price surveys. The lowest all-in monthly cost is the BMW Série 3 VII (G20/G21): about €448 per month at 12,000 km a year.
Before you buy: check and equip
Check the history
Before paying, check the administrative status (lien, objection, declared claims) and the mileage recorded at the roadworthiness test.
Read fault codes
An OBD scanner plugged in under the steering wheel shows stored fault codes, even with warning lights off: useful during the test drive.
Parts and maintenance
Compare prices of parts for the BMW (timing, brakes, filters) to estimate the repairs to plan for.
Insure the car
Insurance prices vary widely from one model to another: get a quote before signing.
