Is the 2016 BMW 340I reliable?

Excellent reliability. Very few MOT failures. 95% of BMW 340Is from 2016 passed their MOT first time in 2026, based on 229 tests. That's 13 points above the national average of 82%.

How much does a 2016 BMW 340I cost to run?

Estimated annual running cost is £2,277 (£190/month), including £1592 fuel, £430 road tax, £55 MOT, and £200 predicted repairs.

What is the MOT pass rate for a 2016 BMW 340I?

The 2016 BMW 340I has a 95% MOT pass rate based on 229 tests in 2026. This ranks 82 out of 586 cars from 2016.

Which year BMW 340I is most reliable?

The 2016 BMW 340I has the highest MOT pass rate at 95%. The least reliable year is 2019 at 90%.

What is the average mileage for a 2016 BMW 340I?

The average mileage for a 2016 BMW 340I is 59,892 miles, which is in line with the expected 74,000 miles for a 10-year-old car, suggesting normal everyday use.

BMW 340I (2016)

Running costs, reliability data, and common problems from 229 real MOT tests.

Annual Cost

£2,277

£190/month

MOT Pass Rate

95%

Excellent

Road Tax

£430

Based on CC/year

Insurance

Grp 30-42

2998cc Petrol

Great Choice

95% pass rate, £2277/year to run. 13 points above average.

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Petrol2998cc10 years old229 tests60k miles avg

Annual Running Costs

Fuel (Petrol, 2998cc)

~30 mpg

£1,592

Road Tax

Based on 2998cc

£430

MOT Test

£55

Predicted Repairs

Low estimate due to excellent reliability

£200

Total per year£2,277

Per month£190/mo

Per week£44/wk

Based on 7,400 miles/year (UK average), current fuel prices, and repair likelihood from MOT data. Insurance not included.

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Reliability Verdict

95% MOT pass rate(Excellent)

0%National avg: 82%100%

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 10 years old, 95% of BMW 340Is from 2016 passed their MOT first time in 2026. That's based on 229 tests across the UK. The average mileage at this age is 59,892 miles.

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How Does It Compare?

Rank among 2016 cars82th of 586(top 14%)

Rank among BMW models198th of 1,564(top 13%)

vs national average+13%(82% avg)

vs 2016 cars average+10%(85% avg)

vs BMW average+7%(88% avg)

Mileage Analysis

59,892

Average miles

74,000

Expected for age

The average 2016 BMW 340I has 59,892 miles on the clock, which is in line with the expected 74,000 miles for a 10-year-old car, suggesting normal everyday use.

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BMW 340I by Year

Year	Pass Rate	Tests	Avg Mileage
2021	96%	49	21,253 mi
2020	80%	30	36,809 mi
2019	90%	158	33,798 mi
2018	94%	459	41,504 mi
2017	92%	963	52,872 mi
2016	95%	229	59,892 mi

Similar Cars to Consider

BMW 3 SERIES

2014 · 3000cc Petrol

£2,247/year

87%

-8%

BMW 5 SERIES

2018 · 2998cc Petrol

£2,037/year

91%

-4%

LAND ROVER RANGE ROVER SPORT

2018 · 2995cc Petrol

£2,037/year

93%

-2%

MERCEDES GLC

2016 · 2996cc Petrol

£2,247/year

89%

-6%

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About the 2016 BMW 340I

The 2016 BMW 340I is a premium performance with a 2998cc petrol engine. 229 of these vehicles were MOT tested in 2026, making it a less common model in the UK market. It ranks in the top 14% of all 2016 cars for reliability.

With an average of 59,892 miles at 10 years old, BMW 340I owners drive about as much as the UK average.

2016 BMW 340I Fuel Costs

The 2998cc 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 2016 BMW 340I?

Total estimated annual running cost is £2,277 (£190/month), broken down as £1592 fuel, £430 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 340I Reliability Trend

The BMW 340I has maintained consistent MOT pass rates across model years, varying by only 2 percentage points.

Buying a Used 2016 BMW 340I

At 10 years old, the BMW 340I is firmly in budget territory. Purchase prices are low, but check for rust, worn suspension bushes, and electrical gremlins. A full service history is especially valuable at this age.

Common Issues to Watch For

Based on the 2016 BMW 340I's fuel type, age, and engine size, these are the most likely problem areas to check.

Timing Chain / Belt

Watch out

At 10 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

Medium risk

Larger petrol engines can develop higher oil consumption as they age. Check the oil level and look for blue smoke from the exhaust.

Rust and Corrosion

Watch out

At 10+ years, check wheel arches, sills, subframe, and brake lines for rust. Structural corrosion is an MOT failure. Prevention is far cheaper than repair.

Suspension Bushings

Watch out

Rubber suspension bushes harden and crack with age, causing knocking noises and vague handling. A full refresh costs £300-£800 depending on the car.

Service History

Low risk

Always 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 2016 BMW 340I stacks up against similar cars for annual running costs, insurance, and tax.

Car	Pass Rate	Fuel/yr	Tax/yr	Insurance	Total/yr
BMW 340I(2016)	95%	£1592	£430	Grp 30-42	£2277
BMW 3 SERIES(2014)	87%	£1592	£250	Grp 30-42	£2247-£30
BMW 5 SERIES(2018)	91%	£1592	£190	Grp 30-42	£2037-£240
LAND ROVER RANGE ROVER SPORT(2018)	93%	£1592	£190	Grp 30-42	£2037-£240
MERCEDES GLC(2016)	89%	£1592	£250	Grp 30-42	£2247-£30

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.