2018 Smart forfour prices
There are 46 used 2018 Smart forfour cars for sale from UK dealers on AskCar, as of 8 November 2026. Typical asking price £7,000 (the median: half cost less, half cost more). The cheapest is £2,440. The middle half are priced between £5,400 and £8,800. Median mileage: about 38,000 miles.
Dealers lowered the asking price on more than a third of 2018 Smart forfour cars: 16 of the 46 in the 14 days to 8 November 2026.
2018 Smart forfour prices by engine and mileage
| Engine | All mileages | Under 20,000 miles | 20,000 to 40,000 miles | 40,000 to 60,000 miles | 60,000 miles or more |
|---|---|---|---|---|---|
| 1.0 petrol | £5,500 | Too few for sale | Too few for sale | Too few for sale | Too few for sale |
Only 19 of the 2018 Smart forfour cars for sale have the 0.9 petrol engine, too few to give a typical asking price.
Typical asking prices are of 2018 Smart forfour cars for sale on 8 November 2026, and are given only where at least 20 cars with a price are for sale.
2018 Smart forfour against other years
A 2017 Smart forfour car has a typical asking price of £6,400, as of 8 November 2026.
AskCar lists 257 used Smart forfour across the UK, from 216 dealerships.
As of 8 November 2026, AskCar lists 595,762 cars and vans from 12,892 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
2018 Smart forfour cars for sale now, page 2 of 2
This page lists 2018 Smart forfour cars not picked out on page 1, cheapest first.
The AskCar estimate is our expected asking price for that one car, from its model, age, mileage and specification, using the 241 priced Smart forfour adverts on AskCar as of 8 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2018 Smart forfour.
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.
This list leaves out 3 cars whose advertised mileage is lower than the mileage recorded at their last MOT test.
- 2018 Smart forfour 1.0, 70 bhp, manual, petrol, hatchback, 5 doors, 4 seats, blue. Mileage: 89,000 miles. Price: £2,440, unchanged since AskCar first saw it on 2 October 2026, 37 days ago. Far below the going rate: £2,105 (46%) under the AskCar estimate of £4,545. Worth asking the dealer why. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 21 September 2027. Dealer: Blackline Automotive in Ashford. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-22b5995ee578
- 2018 Smart forfour 1.0 Passion, 70 bhp, manual, petrol, hatchback, 5 doors, 4 seats, black. Mileage: 33,975 miles. Price: £5,480, unchanged since AskCar first saw it on 27 October 2026, 12 days ago. Fair price: £17 (under 1%) over the AskCar estimate of £5,463. Euro 6 emissions standard. ULEZ compliant. Dealer: Dgc Motor Co in Warrington. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-193207a49630
- 2018 Smart forfour 1.0 Passion, 70 bhp, manual, petrol, hatchback, 5 doors, 4 seats, black. Mileage: 43,000 miles. Price: £5,495, unchanged since AskCar first saw it on 10 October 2026, 29 days ago. Fair price: £399 (7%) over the AskCar estimate of £5,096. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 29 April 2027. Dealer: Owlet Car Sales in Chester-le-Street. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-2d96285f8a7e
- 2018 Smart forfour 1.0 Prime, 70 bhp, manual, petrol, hatchback, 5 doors, 4 seats, white. Mileage: 29,187 miles. Price: £5,850, reduced by £300 from £6,150 since AskCar first saw it on 23 September 2026, 46 days ago. Fair price: £485 (7%) under the AskCar estimate of £6,335. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 30 December 2026. Dealer: Hilton Garage in Derby. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-2808a4905768
- 2018 Smart forfour 0.9 PRIME PREMIUM, 89 bhp, automatic, petrol, hatchback, 5 doors, 4 seats, black. Mileage: 85,220 miles. Price: £6,050, unchanged since AskCar first saw it on 27 October 2026, 12 days ago. Fair price: £268 (4%) over the AskCar estimate of £5,782. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 July 2027. Dealer: M 5 Autos in Hounslow. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-b07f98118680
- 2018 Smart forfour 0.9 PRIME PREMIUM PLUS, 89 bhp, manual, petrol, hatchback, 5 doors, 4 seats, black. Mileage: 43,670 miles. Price: £6,299, reduced by £200 from £6,499 since AskCar first saw it on 30 September 2026, 39 days ago. Fair price: £463 (6%) under the AskCar estimate of £6,762. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 20 September 2027. Dealer: Red Lion Motors in Chelmsford. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-503fe3f0f5c8
- 2018 Smart forfour 1.0 PRIME SPORT PREMIUM PLUS, 70 bhp, manual, petrol, hatchback, 5 doors, 4 seats, black. Mileage: 38,217 miles. Price: £6,960, reduced by £454 from £7,414 since AskCar first saw it on 27 August 2026, 73 days ago. Fair price: £32 (under 1%) under the AskCar estimate of £6,992. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 23 June 2027. Dealer: Evans Halshaw Vauxhall Shiremoor in Shiremoor. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-dd7be298eb94
- 2018 Smart forfour 1.0 Prime Sport, 70 bhp, manual, petrol, hatchback, 5 doors, 4 seats, black. Mileage: 35,000 miles. Price: £7,750, unchanged since AskCar first saw it on 27 June 2026, 134 days ago. Above the going rate: £580 (8%) over the AskCar estimate of £7,170. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 24 July 2026; ask the dealer for the current MOT. Dealer: ECO Hybrid Motors in Uxbridge. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-500efe6472b3
- 2018 Smart forfour 0.9 PRIME SPORT PREMIUM, 89 bhp, automatic, petrol, hatchback, 5 doors, 4 seats, black. Mileage: 46,000 miles. Price: £7,995, unchanged since AskCar first saw it on 25 September 2026, 44 days ago. Fair price: £328 (3%) under the AskCar estimate of £8,323. Euro 6 emissions standard. ULEZ compliant. MOT: the latest record we hold ran out on 13 April 2025; ask the dealer for the current MOT. Dealer: Walker Car Sales Retail in Portsmouth. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-104181fd9537
- 2018 Smart forfour 0.9 PRIME PREMIUM PLUS, 89 bhp, automatic, petrol, hatchback, 5 doors, 4 seats, grey. Mileage: 38,400 miles. Price: £8,750, unchanged since AskCar first saw it on 16 October 2026, 23 days ago. Fair price: £445 (5%) over the AskCar estimate of £8,305. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 14 May 2027. Dealer: Best Value Auto in Nottingham. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-5771a97ac5e1
- 2018 Smart forfour 0.9 PRIME SPORT PREMIUM, 89 bhp, automatic, petrol, hatchback, 5 doors, 4 seats, black. Mileage: 36,850 miles. Price: £9,495, reduced by £495 from £9,990 since AskCar first saw it on 9 October 2026, 30 days ago. Fair price: £700 (7%) over the AskCar estimate of £8,795. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 13 October 2027. Dealer: Benedicts Of Bristol in Bristol. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-9a88e064bdf1
- 2018 Smart forfour 0.9, 88 bhp, automatic, petrol, hatchback, 5 doors, 4 seats, black. Mileage: 30,000 miles. Price: £9,990, unchanged since AskCar first saw it on 21 October 2026, 18 days ago. Above the going rate: £1,319 (15%) over the AskCar estimate of £8,671. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 12 May 2027. Dealer: Uki (Sudbury) in Sudbury. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-466e4027e96c
- 2018 Smart forfour 0.9 BRABUS Xclusive, 108 bhp, automatic, petrol, hatchback, 5 doors, 4 seats, black. Mileage: 41,000 miles. Price: £10,459, reduced by £30 from £10,489 since AskCar first saw it on 2 October 2026, 37 days ago. Above the going rate: £943 (9%) over the AskCar estimate of £9,516. Euro 6 emissions standard. ULEZ compliant. MOT: valid until 26 December 2026. Dealer: Blackstone Motors in Brent. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-ddf85f006948
- 2018 Smart forfour 0.9 BRABUS PREMIUM, 108 bhp, automatic, petrol, hatchback, 5 doors, 4 seats, black. Euro 6 emissions standard. ULEZ compliant. Dealer: Humphries & Parks in Maidstone. AskCar page: https://askcar.co.uk/car/smart-forfour-2018-c0dd6789dc42
Smart forfour by gearbox, fuel and body
- Automatic Smart forfour (116 cars)
- Manual Smart forfour (134 cars)
- Petrol Smart forfour (216 cars)
- Electric Smart forfour (39 cars)
Smart forfour prices by year
Smart forfour by trim
Smart forfour by price
Smart forfour near you
- In England (240 cars)
- In Scotland (9 cars)
- In Wales (3 cars)
- Near London (51 cars)
- Near Barnet (49 cars)
- Near Havering (49 cars)
- Near Bromley (45 cars)
- Near Basildon (44 cars)
- Near Harlow (42 cars)
- Near Dartford (40 cars)
- Near Watford (39 cars)
- Near Chelmsford (37 cars)
- Near Richmond upon Thames (35 cars)
- Near Hillingdon (31 cars)
- Near Sutton (29 cars)
- Near Egham (27 cars)
- Near Gillingham (23 cars)
- Near Great Bookham and Fetcham (23 cars)
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