BMW 340 Valuation: 30 used car listings analysed

Market overviewFebruary Market Guide: A used BMW 340 in the UK typically costs between £15,795 and £28,074. The most sought-after versions of the BMW 340 are M Sport. Regarding durability, we see high-mileage examples reaching up to 122,000 miles. Currently, 5 BMW 340 listings are priced below the UK market average (based on 42 websites)

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Price checked by AutoUncle

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Showing 1 - 25 of 29 results

How much does the BMW 340 depreciate?

Used BMW 340

A used BMW 340 (2018) model loses about £60 per month in value.


Factors that affect the depreciation of a BMW 340:
- Mileage driven
- Maintenance
- Service history


Depreciation is an important part of calculating the total cost of owning a BMW 340. In addition to the monthly depreciation of £60, you should also factor in fuel costs, road tax, insurance and maintenance (including tyres and car washes) to get the full monthly cost.

How much does a used BMW 340 cost? Prices, ratings and depreciation by model year

How much does a used BMW 340 cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2017 BMW 340

£15,795 - £27,990£22,65847,400 miles-< 10

2018 BMW 340

£13,990 - £29,500£22,31462,700 miles-£72014

2016 BMW 340

£16,398 - £22,995£21,08258,000 miles-< 10

2015 BMW 340

£17,000 - £23,995£19,74859,400 miles-< 10

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 17 February 2026

Comparison of BMW 340 variants and prices

Below you can compare prices and depreciation for the 1 most popular BMW 340 variants. The table is updated daily with data from the market in United Kingdom.

Comparison of BMW 340 variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

💰 The budget choice

BMW 340 M Sport

£15,795 - £28,074£21,85160,000 miles-£14030

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 17 February 2026

Which variant should you choose?

💰 The budget choice

The M Sport is the cheapest entry point with an average price of £21,851.

🏆 The most popular

There are the most M Sport for sale right now (30), which gives you the most options to choose from.

📈 The best value

The M Sport has held its price stable with minimal loss in value over the past year (-£140).

BMW 340 (model year 2018) - Price development for the last 12 months and price projection for the next 6 months (February 2025 - July 2026)

Monthly price data with average prices and price ranges

Month

Average market price

Lowest market price

Highest market price

Calculation method

2025 - February
£23,480
£22,020£24,920
Estimate
2025 - March
£22,200
£21,020£23,360
Estimate
2025 - April
£21,840
£20,480£23,220
Estimate
2025 - May
£20,760
£18,840£22,660
Estimate
2025 - June
£22,140
£19,480£24,780
Estimate
2025 - July
£22,380
£19,880£24,880
Estimate
2025 - August
£23,320
£20,480£26,140
Estimate
2025 - September
£22,660
£20,620£24,720
Estimate
2025 - October
£21,860
£19,940£23,780
Estimate
2025 - November
£22,020
£19,960£24,060
Estimate
2025 - December
£23,160
£21,020£25,300
Estimate
2026 - January
£22,760
£20,420£25,080
Estimate
2026 - March
£22,540
--
Forecast
2026 - April
£22,420
--
Forecast
2026 - May
£22,300
--
Forecast
2026 - June
£22,200
--
Forecast
2026 - July
£22,080
--
Forecast

All estimates and forecasts are based on actual market data

Last updated: 17 February 2026

Average Monthly Depreciation

A summary of the past 12 and an estimation of the next 6 months.

Past 12 months

-£720

Next 6 months

-£680

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Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Looking for information on a used BMW 340?

Are you interested in buying a used large sized family car? Look no further than the BMW 340 - an excellent choice! AutoUncle present 23 options, each one sourced from an online marketplace or dealership website.

How much is a pre-owned BMW 340 worth?

A used BMW 340 costs between £18,950 for the cheapest variant and £29,390 for the most expensive model.

The used car price of an BMW 340 is determined by a number of factors, the most important of which are the year, engine capacity and performance, the car's fuel consumption, number of miles along with trim level.

For instance, a car that is newer and has fewer miles on the clock will typically command a higher price. In the same vein, models at the higher end, replete with luxurious features or more robust engines, generally come with a more substantial price tag than an earlier version with less equipment and higher mileage.

What equipment options does the BMW 340 have?

The BMW 340 is only available in one trim level, the BMW 340 M Sport.

While evaluating the cost of a pre-owned BMW 340, it's crucial to evaluate vehicles with equivalent engines and accessories. If you don't, you might draw an inaccurate conclusion about which car to buy.

What are the most popular fuel types for the BMW 340?

The BMW 340 is available with just one fuel type, petrol. We currently have twenty-three cars available at an average price of £22,257.

There are a few questions you should ask yourself when deciding on a fuel type. Do your driving habits lean more towards city streets or open roads and motorways? What is the total distance you drive in a typical week?

Electric cars, plug-in hybrids and petrol are great for short distances. For long daily driving, electric cars are a strong choice if you can charge. For longer daily commutes, a modern electric car is often suitable - especially if you can charge at home or at work. If you often drive long distances and can't charge, diesel can still be a viable option. Note that diesel engines with significant emissions have faced entry bans in cities across numerous countries.

Are there more body variants of BMW 340?

With the sedan being the more popular choice, the BMW 340 is offered in both sedan and stationcar body styles in the UK. Their four-door design means that saloons and sedans have long been popular with families. The distinct boot compartment ensures that luggage and other items are securely stored, away from the passenger cabin.

What is the price difference between different body types for BMW 340?

Which cars can be an alternative to the BMW 340?

There exist some competitors to the BMW 340.

Popular alternatives to the BMW 340

  • BMW 320
  • Audi A4
  • MG ZS

The BMW 320 is a top choice when looking for an alternative to the BMW 340. There are 3,001 of this car for sale in the UK right now and the average selling price is £19,489.

The Audi A4 is a strong option in this segment, with 2,431 cars currently for sale on AutoUncle and an average price of £15,750. The MG ZS comes in as the third most popular choice with an average sales price of £13,992 and 2,372 car for sale at the moment in the UK.

Looking for a more eco-friendly alternative to the BMW 340?

If you are not entirely committed to the BMW 340 then, we have some suggestions for electric vehicle alternatives in the car segment D-segment. Below are:

Can't find an electric car that appeals to you? Explore our entire assortment of electric cars here.

All body types for BMW 340