Last updated: 2026-10-10

66
GoodReliability score: 66 out of 100, rated Good
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BMW Reliability Ratings — Every Model Ranked

Good, but below average against other brands on the site: that is where BMW lands for used buyers. Nine of its eleven models rate good for reliability, with the electric I4 at the top. The electric IX sits at the bottom, and the X5 shares its mixed rating. Both rank well below average among SUVs, so the spread inside the lineup is real.

Four problem areas recur. Electrical faults top the complaints, including rear window defroster wiring behind the fire reports. Brake trouble and sudden loss of drive power follow. A passenger airbag warning from a failed seat sensor shows up on several models, and repairs can top $2,500. Shoppers should check recall history and service records, and favor a year with a few seasons on the road over the newest one.

11 models tracked9 years of data717 total recalls3391 owner complaints$773–$1206/yr repair costs

BMW Best Year Score Comparison

Each bar shows the best single model year score for that BMW model. Longer bars indicate higher peak reliability.

Excellent Good Mixed Risky

BMW Model Rankings

Scores below are averaged across all tracked model years. The “Best Year” column shows the highest-scoring model year that has been on the road for at least two years, where available.

#VehicleBest YearScoreRatingRecallsComplaints / 10kMaint. RatingEst. Repair Cost
1BMW i4202474/100Good187.54
2BMW 2 Series202272/100Good1772.13.5
3BMW X1202171/100Good2314.63.5$915/yr
4BMW 3 Series202469/100Good455.93$773/yr
5BMW X7202269/100Good551.22.5$1127/yr
6BMW 5 Series202367/100Good5416.33
7BMW X3202362/100Good5812.92.5$1034/yr
8BMW X6202262/100Good155.12$1206/yr
9BMW 4 Series202460/100Good18226.83
10BMW X5202259/100Mixed6312.62$1166/yr
11BMW iX202456/100Mixed2725.12

BMW Models

BMW i4

BMW i4

5th gen (2022–2023), facelifted 2024

74
GoodReliability score: 74 out of 100, rated Good

Owner complaints and federal recall records put this electric sedan in good standing, above most sedans on the site. No year is weak enough to rule out, and 2024 is the pick.

3 years trackedBest: 2024 (78/100)Worst: 2022 (72/100)
BMW 2 Series

BMW 2 Series

2nd gen (2021–2023)

72
GoodReliability score: 72 out of 100, rated Good

Reliability for this coupe is good and close to average among coupes. Shoppers should favor the 2022, the pick among years with a real track record, and no year is clearly weak.

9 years trackedBest: 2022 (74/100)Worst: 2026 (70/100)
BMW X1

BMW X1

3rd gen (2022–2023)

71
GoodReliability score: 71 out of 100, rated Good

Reliability is good and close to average among SUVs on the site. Among years with time on the road, 2021 is the one to buy.

9 years trackedBest: 2021 (75/100)Worst: 2023 (64/100)
BMW 3 Series

BMW 3 Series

7th gen (2019–2023), facelifted 2022

69
GoodReliability score: 69 out of 100, rated Good

Used 3-Series sedans rate good for reliability and sit close to the average for sedans. Electrical faults lead the complaints, including rear defroster wiring that owners link to fires, and engine coolant leaks from cracked housings and hoses come next.

9 years trackedBest: 2024 (71/100)Worst: 2020 (64/100)
BMW X7

BMW X7

1st gen (2019–2023), facelifted 2023

69
GoodReliability score: 69 out of 100, rated Good

Good overall and close to average among SUVs, the X7 is best bought as a 2022, which has the lowest complaint rate of any established year. Brakes are the top complaint area, led by a pedal that sticks hard after shifting into Drive.

8 years trackedBest: 2022 (72/100)Worst: 2026 (62/100)
BMW 5 Series

BMW 5 Series

8th gen (2024–2024)

67
GoodReliability score: 67 out of 100, rated Good

Reliability standing is good, though the 5-Series ranks below average among sedans on the site. The 2018 model year is the one to skip, with passenger airbag warnings from a failing seat sensor and coolant loss from a cracked plastic oil filter housing.

8 years trackedBest: 2023 (70/100)Worst: 2018 (59/100)
BMW X3

BMW X3

4th gen (2025–present)

62
GoodReliability score: 62 out of 100, rated Good

Used X3 shoppers should pick the year with care. The 2023 model is the best-supported buy, while 2025 draws complaints of stalling, fire risk, and braking that triggers with nothing ahead.

8 years trackedBest: 2023 (67/100)Worst: 2025 (54/100)
BMW X6

BMW X6

3rd gen (2020–2023), facelifted 2024

62
GoodReliability score: 62 out of 100, rated Good

Used buyers get a model with good reliability, though it ranks well below average among SUVs on the site. The 2022 is the year to favor, and 2026 is the one to avoid.

5 years trackedBest: 2022 (66/100)Worst: 2026 (56/100)
BMW 4 Series

BMW 4 Series

2nd gen (2020–2023)

60
GoodReliability score: 60 out of 100, rated Good

Sudden coolant loss from a cracked oil filter housing and a passenger airbag warning from a failed seat sensor mat are the costly problems to watch on this coupe. Its standing is good, yet it sits well below average among coupes, so a clean service history matters.

9 years trackedBest: 2024 (66/100)Worst: 2020 (52/100)
BMW X5

BMW X5

4th gen (2018–2023)

59
MixedReliability score: 59 out of 100, rated Mixed

Reliability is mixed and well below average among SUVs, with 2022 the pick and 2019 the year to skip. Sudden loss of power with a drivetrain warning shows up across many years.

9 years trackedBest: 2022 (67/100)Worst: 2019 (52/100)
BMW iX

BMW iX

1st gen (2022–present), facelifted 2026

56
MixedReliability score: 56 out of 100, rated Mixed

Used buyers get a mixed picture here, and the electric SUV sits well below average against other SUVs on the site. The 2024 is the year to favor, with fewer recalls than 2022 or 2023.

3 years trackedBest: 2024 (60/100)Worst: 2022 (52/100)

Common BMW Problems

Top complaint categories across all BMW models, based on owner-reported issues to NHTSA.

ELECTRICAL SYSTEM544 complaints (20%)
UNKNOWN OR OTHER377 complaints (14%)
SERVICE BRAKES309 complaints (12%)
POWER TRAIN272 complaints (10%)
AIR BAGS236 complaints (9%)
ENGINE234 complaints (9%)
STRUCTURE105 complaints (4%)
STEERING93 complaints (3%)

BMW by Category

Sedans

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coupe

SUVs

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Frequently Asked Questions

Which BMW is the most reliable?
The I4 is the most reliable BMW on the site, rated good and above most sedans. It was sold only for the 2022 to 2024 model years, and 2024 is the pick. Owners still report propulsion cutting out with a drivetrain malfunction message, so check recall history before you buy.
Which BMW models should I avoid?
The IX and X5 are the weakest, and both carry a mixed rating. IX owners report the dash going black and drive power cutting out while moving. On the X5, skip the 2019 and look at the 2022. The X6 and 4-Series are rated good but rank well below average in their classes.
Are BMWs expensive to repair?
Independent repair-cost data shows yearly costs from about $773 for the 3-Series to about $1206 for the X6. The X1 runs about $915, the X3 about $1034, the X7 about $1127 and the X5 about $1166. Some models have no figure. Airbag seat sensor repairs can top $2,500.
What is the BMW passenger airbag warning?
It is a "Passenger restraint system malfunction" message, and it makes up most airbag complaints. Owners trace it to a failed passenger seat occupancy sensor or seat mat. Dealers say the fault can keep the passenger airbag from deploying. Reports include the 5-Series, 4-Series and 2-Series, among others.
Are BMWs a fire risk?
Owner complaints tie the fire reports to wiring for the rear window defroster. Owners describe smoke, then flames from the back seat area, with damage to the headliner and rear deck. Several of these reports name 3-Series models. Fires are a small share of electrical complaints, so check recall records for your car.

Compare BMW vs Other Makes

How we score BMW models

Scores weight complaint severity at 35%, repair costs at 30%, recall impact at 20%, and the spread of complaints across systems at 15%, with complaint counts adjusted for US sales. Read the full methodology.

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