2018 BMW i8 prices

There are 14 used 2018 BMW i8 cars for sale from UK dealers on AskCar, as of 6 November 2026. Typical asking price £45,000 (the median: half cost less, half cost more). The cheapest is £30,950. The middle half are priced between £35,000 and £51,500. Median mileage: about 35,000 miles.

Dealers lowered the asking price on more than a third of 2018 BMW i8 cars: 5 of the 14 in the 14 days to 6 November 2026.

AskCar lists 61 used BMW i8 across the UK, from 56 dealerships.

As of 6 November 2026, AskCar lists 598,752 cars and vans from 12,905 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.

2018 BMW i8 cars for sale now

This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage, recently reduced and newly advertised. A car in more than one group is listed in full once. The groups pick only from cars with photos and an AskCar estimate, priced at £500 or more and no more than 25% under that estimate. All 14 cars listed here meet these rules.

The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 61 priced BMW i8 adverts on AskCar as of 6 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2018 BMW i8.

Each car: year, make, model, engine and trim, power, gearbox, fuel, body, doors, colour; mileage; price and its changes; how the price compares with the AskCar estimate; emissions standard and ULEZ compliance where it holds; MOT; dealer and town; AskCar page. Each car's AskCar page has its full price history and cheaper cars like it.

Best value 2018 BMW i8: priced furthest below the AskCar estimate

Their asking prices run from £30,950 to £52,950.

Cheapest 2018 BMW i8: the lowest asking prices

These 10 are priced £30,950 to £47,500. They have covered 4,200 to 52,598 miles.

Lowest-mileage 2018 BMW i8

These 10 have covered 4,200 to 44,000 miles. Their asking prices run from £33,999 to £82,449.

Recently reduced 2018 BMW i8: the biggest price reductions in the 14 days to 6 November 2026

The dealer lowered the asking price on each of these 5 in the 14 days to 6 November 2026. Their reductions since AskCar first saw them run from £800 to £5,000.

Newly advertised 2018 BMW i8: first seen by AskCar in the 7 days to 6 November 2026

This car is the most recently advertised.

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