Is the 2018 Mini COOPER reliable?

The 2018 Mini COOPER has 10 complaints filed with NHTSA (0.2x the segment average). Our reliability verdict: excellent. Most common issue: AIR BAGS problems.

What are common problems with the 2018 Mini COOPER?

Top problems: AIR BAGS (2 complaints, avg repair $500); OTHER (2 complaints, avg repair $500); ELECTRICAL (2 complaints, avg repair $500). Issues typically appear around 50K miles.

Are there any recalls on the 2018 Mini COOPER?

No recalls have been issued for the 2018 Mini COOPER.

How much does it cost to fuel a 2018 Mini COOPER?

The 2018 Mini COOPER gets 28 MPG combined. At current US average gas prices, driving 12,000 miles per year costs roughly $1714. See the interactive fuel cost calculator on this page for state-specific pricing.

How much does it cost to insure a 2018 Mini COOPER?

Estimated US average full-coverage insurance for the 2018 Mini COOPER is approximately $1,607/year (sedan-midsize class). Actual quotes vary heavily by state, driver age, driving record, and credit — see the interactive insurance estimator on this page for state-specific pricing.

2018 Mini COOPER

Problems, Recalls & Reliability Report

Excellent Reliability

Quick Summary

The 2018 Mini COOPER has 10 owner complaints filed with NHTSA — that's 0.2x the segment average of 43. The most common issue is air bags problems (20% of all complaints), specifically: i was at a stop because traffic was backed up in town near the highway entrance and a car rear ended me, pushing me into the car ahead. the rear car was moving at at least 20 mph. with a rear end and head on collision at that speed, my airbags should have deployed but did not..

5 crash reports 6 injuries

Total Complaints

Recalls Issued

—/5

Safety Stars

0.2x

vs Segment Avg

Known Problems(top 5 of 7)

AIR BAGS

2 complaints

20%

• I WAS AT A STOP BECAUSE TRAFFIC WAS BACKED UP IN TOWN NEAR THE HIGHWAY ENTRANCE AND A CAR REAR ENDED ME, PUSHING ME INTO THE CAR AHEAD. THE REAR CAR WAS MOVING AT AT LEAST 20 MPH. WITH A REAR END AND HEAD ON COLLISION AT THAT SPEED, MY AIRBAGS SHOULD HAVE DEPLOYED BUT DID NOT.
• MY 2018 MINI COOPER COUNTRYMAN S WAS INVOLVED IN A FRONT END COLLISION WITH ANOTHER DRIVER WHO WAS TRAVELING AT APPROXIMATELY 50-60MPH. WE WERE TRAVELING APPROXIMATELY 13 MPH AT TIME OF IMPACT AND THE FRONT, KNEE OR SIDE AIR BAG(S) DID NOT DEPLOY. I HAVE A VIDEO OF THE ACCIDENT AS A DASH CAM WAS I

Typical onset: 50K miles Est. repair: $500💥 2 crashes

“I WAS AT A STOP BECAUSE TRAFFIC WAS BACKED UP IN TOWN NEAR THE HIGHWAY ENTRANCE AND A CAR REAR ENDED ME, PUSHING ME INTO THE CAR AHEAD. THE REAR CAR WAS MOVING AT AT LEAST 20 MPH. WITH A REAR END AND HEAD ON COLLISION AT THAT SPEED, MY AIRBAGS SHOULD HAVE DEPLOYED BUT DID NOT.”

— NHTSA complaint filing

Fuel Cost Calculator for 2018 Mini COOPER

Live EIA prices

Annual miles driven: 12,000

Your state (affects local gasoline price)

Per year

$1,715

Per month

$143

Per mile

14.3¢

MPG

City driving (worst-case MPG)

$2,001/yr

Highway driving (best-case MPG)

$1,412/yr

Based on EPA fuel-economy ratings and EIA weekly retail prices (2026-07-20). Real-world cost varies with driving style, trim/engine, terrain, and traffic.

5-Year Gas Price History

EIA weekly retail data · 2021 → today

Show:

Current

$4.00

5-year low

$2.78

5-year high

$5.01

Since 2021

+27%

Source: US Energy Information Administration weekly retail gasoline prices.

Estimated Insurance Cost for 2018 Mini COOPER

Estimate only, not a quote. Modeled from NAIC + HLDI averages for a hypothetical 35-year-old driver with clean record + full coverage. Your actual quote depends heavily on your age, driving history, credit, ZIP code, and insurer.

Your state (affects local premium average)

Full coverage / year

$1,607

Full coverage / month

$134

Liability only / year

$611

vs US avg

-4%

How this estimate is calculated

US base full-coverage premium$1674

× state (US)1.00x

× vehicle class (sedan-midsize)0.96x

× theft risk1.00x

× safety rating1.00x

× vehicle age1.00x

= Full coverage estimate$1607

Coverage assumed: 100/300/100 liability + comprehensive/collision, $500 deductibles. Data sources: NAIC 2024 + HLDI loss studies.

Maintenance & Warranty

Mini New-Vehicle Warranty Coverage

Bumper-to-bumper (basic)

4 yr / 50K mi

Powertrain

4 yr / 50K mi

Hybrid/EV battery

8 yr / 100K mi

Corrosion (rust perforation)

12 yr / unlimited mi

Roadside assistance

4 yr / unlimited mi

Corrosion unlimited miles for 12 years

These are the terms for a new Mini. If you're buying a used 2018 COOPER, remaining coverage is usually pro-rated from the vehicle's original in-service date. Not all coverage transfers between owners — check with a Mini dealer for VIN-specific remaining warranty.

Estimated Repair Costs

AIR BAGS(~50K mi)

$500

OTHER(~50K mi)

$500

ELECTRICAL(~50K mi)

$500

BODY/STRUCTURE(~50K mi)

$500

BRAKES(~50K mi)

$500

Estimates based on average reported repair costs. Actual costs vary by location, shop, and severity.

🔍 Pre-Purchase Inspection Checklist

Based on 10 owner complaints for this specific year, here's what to check or ask about:

☐
AIR BAGS: I WAS AT A STOP BECAUSE TRAFFIC WAS BACKED UP IN TOWN NEAR THE HIGHWAY ENTRANCE AND A CAR REAR ENDED ME, PUSHING ME INTO THE CAR AHEAD. THE REAR CAR WAS MOVING AT AT LEAST 20 MPH. WITH A REAR END AND HEAD ON COLLISION AT THAT SPEED, MY AIRBAGS SHOULD HAVE DEPLOYED BUT DID NOT.
Typically appears around 50K miles. Repair cost ~$500
☐
OTHER: FEBRUARY 21, 2019 I WAS PULLING INTO A PARKING SPACE AND THE BRAKES TEMPORARILY FAILED. WHEN I PUMPED THEM A SECOND TIME THEY CAME TO A STOP, HOWEVER BY THEN THE CAR AND I HAD GONE OVER A HEDGE AND SIDE SWIPED A TREE. BMW NORTH AMERICA COULD NOT FIND ANY WARNING ON MARCH 11, 2019 WHEN THEY REVIEWED
Typically appears around 50K miles. Repair cost ~$500
☐
ELECTRICAL: Driving at low speed piercing loud noises came from speakers, buzzing and whining. Noise stayed on with ignition on or off and radio on or off. This occurred two more times on way home. Am waiting for dealer appointment. Have not driven vehicle since.
Typically appears around 50K miles. Repair cost ~$500
☐
BODY/STRUCTURE: MY 2018 MINI COOPER COUNTRYMAN S WAS INVOLVED IN A FRONT END COLLISION WITH ANOTHER DRIVER WHO WAS TRAVELING AT APPROXIMATELY 50-60MPH. WE WERE TRAVELING APPROXIMATELY 13 MPH AT TIME OF IMPACT AND THE FRONT, KNEE OR SIDE AIR BAG(S) DID NOT DEPLOY. I HAVE A VIDEO OF THE ACCIDENT AS A DASH CAM WAS I
Typically appears around 50K miles. Repair cost ~$500
☐
General: Get a pre-purchase inspection from an independent mechanic ($100-$200)