BMW 420 Gran Coupé Valuation: 1 used car listings analysed

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How much does a used BMW 420 Gran Coupé cost? Prices, ratings and depreciation by model year

How much does a used BMW 420 Gran Coupé cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2023 BMW 420 Gran Coupé

£24,415 - £28,815£26,76726,400 miles-£5,980< 10

2020 BMW 420 Gran Coupé

£13,005 - £19,688£16,47140,500 miles-£5,66014

2019 BMW 420 Gran Coupé

£12,568 - £17,551£14,91960,000 miles-£5,22022

2018 BMW 420 Gran Coupé

£11,502 - £16,432£14,06862,500 miles-£5,00014

2017 BMW 420 Gran Coupé

£8,652 - £15,997£12,00392,000 miles-£2,820< 10

2015 BMW 420 Gran Coupé

£7,471 - £14,191£10,69481,400 miles-< 10

2016 BMW 420 Gran Coupé

£5,319 - £10,796£9,05997,400 miles-£2,640< 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: 1 October 2026

Comparison of BMW 420 Gran Coupé variants and prices

Below you can compare prices and depreciation for the 2 most popular BMW 420 Gran Coupé variants. The table is updated daily with data from the market in United Kingdom.

Comparison of BMW 420 Gran Coupé variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

🏆 The most popular

BMW 420 Gran Coupé M Sport

£9,354 - £24,452£15,39860,800 miles-£9,26063
💰 The budget choice

BMW 420 Gran Coupé Sport Line

£11,370 - £16,062£13,93552,300 miles+£240< 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: 1 October 2026

Which variant should you choose?

💰 The budget choice

The Sport Line is the cheapest entry point with an average price of £13,935.

Accuracy will improve as more cars from this variant become available

🏆 The most popular

There are the most M Sport for sale right now (63), which gives you the most options to choose from.

📈 The best value

The Sport Line has held its price stable with minimal loss in value over the past year (+£240).

Accuracy will improve as more cars from this variant become available

autouncle-certified

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Used BMW 420 Gran Coupé by fuel

Used BMW 420 Gran Coupé by transmission

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