2026 Smart #3 prices
There are 14 used 2026 Smart #3 cars for sale from UK dealers on AskCar, as of 4 November 2026. Typical asking price £31,000 (the median: half cost less, half cost more). The cheapest is £24,550. The middle half are priced between £28,000 and £37,500. Median mileage: about 1,000 miles.
Dealers lowered the asking price on more than a third of 2026 Smart #3 cars: 6 of the 14 in the 14 days to 4 November 2026.
AskCar lists 30 used Smart #3 across the UK, from 19 dealerships.
As of 4 November 2026, AskCar lists 592,552 cars and vans from 12,964 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.
2026 Smart #3 cars for sale now
This page picks out up to 10 cars in each of these groups: best value, cheapest, lowest mileage and recently reduced. 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 30 priced Smart #3 adverts on AskCar as of 4 November 2026. The figures on this page describe the cars advertised, not a valuation of every 2026 Smart #3.
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 2026 Smart #3: priced furthest below the AskCar estimate
Their asking prices run from £24,550 to £38,000.
- 2026 Smart #3 Premium, 267 bhp, automatic, electric, SUV, 5 doors, silver. Mileage: 10 miles. Price: £29,307, unchanged since AskCar first saw it on 27 October 2026, 8 days ago. Good value: £3,591 (10%) under the AskCar estimate of £32,898. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Vertu SMART Beaconsfield in Beaconsfield. AskCar page: https://askcar.co.uk/car/smart-3-2026-b0e27c1e2d95
- 2026 Smart #3 Premium, 267 bhp, automatic, electric, SUV, 5 doors, black. Mileage: 419 miles. Price: £28,993, unchanged since AskCar first saw it on 27 October 2026, 8 days ago. Good value: £3,496 (10%) under the AskCar estimate of £32,489. Euro 6 emissions standard. ULEZ compliant. Dealer: Vertu SMART Beaconsfield in Beaconsfield. AskCar page: https://askcar.co.uk/car/smart-3-2026-3bafef66282d
- 2026 Smart #3 Premium, 267 bhp, automatic, electric, SUV, 5 doors, black. Mileage: 2,638 miles. Price: £27,745, reduced by £2,205 from £29,950 since AskCar first saw it on 23 June 2026, 134 days ago. Good value: £2,723 (8%) under the AskCar estimate of £30,468. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 Automotive Mercedes-Benz Of Liverpool in Liverpool. AskCar page: https://askcar.co.uk/car/smart-3-2026-d3ea11c8b216
- 2026 Smart #3 Premium, 267 bhp, automatic, electric, SUV, 5 doors, black. Mileage: 8,855 miles. Price: £26,620, reduced by £2,170 from £28,790 since AskCar first saw it on 11 August 2026, 85 days ago. Good value: £2,515 (8%) under the AskCar estimate of £29,135. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Stratstone Mercedes-Benz of Glasgow in Glasgow. AskCar page: https://askcar.co.uk/car/smart-3-2026-25f9bf4e81ae
- 2026 Smart #3 Premium, 267 bhp, automatic, electric, SUV, 5 doors, blue. Mileage: 629 miles. Price: £29,780, reduced by £219 from £29,999 since AskCar first saw it on 28 October 2026, 7 days ago. Fair price: £2,501 (7%) under the AskCar estimate of £32,281. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: smart at Marshall Mercedes-Benz of Portsmouth in Portsmouth. AskCar page: https://askcar.co.uk/car/smart-3-2026-2cabb4dec1d4
- 2026 Smart #3 PRO Plus, 268 bhp, automatic, electric, SUV, 5 doors, blue. Mileage: 7,416 miles. Price: £24,550, reduced by £1,100 from £25,650 since AskCar first saw it on 27 October 2026, 8 days ago. Fair price: £1,864 (7%) under the AskCar estimate of £26,414. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Big Motoring World Enfield in Enfield. AskCar page: https://askcar.co.uk/car/smart-3-2026-b9bac4d9a0b8
- 2026 Smart #3 PRO Plus, 268 bhp, automatic, electric, SUV, 5 doors, silver. Mileage: 1,325 miles. Price: £26,290, reduced by £200 from £26,490 since AskCar first saw it on 18 September 2026, 47 days ago. Fair price: £1,979 (7%) under the AskCar estimate of £28,269. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Group 1 Automotive Mercedes-Benz of Stevenage in Stevenage. AskCar page: https://askcar.co.uk/car/smart-3-2026-06d8bc35a42b
- 2026 Smart #3 BRABUS, 421 bhp, automatic, electric, SUV, 5 doors, grey. Mileage: 4,700 miles. Price: £32,900, unchanged since AskCar first saw it on 15 October 2026, 20 days ago. Fair price: £67 (under 1%) over the AskCar estimate of £32,833. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: EV Experts Surrey in Guildford. AskCar page: https://askcar.co.uk/car/smart-3-2026-1f3152da5439
- 2026 Smart #3 Premium, 267 bhp, automatic, electric, SUV, 5 doors, white. Mileage: 3,000 miles. Price: £31,790, reduced by £200 from £31,990 since AskCar first saw it on 3 October 2026, 32 days ago. Fair price: £1,364 (4%) over the AskCar estimate of £30,426. Euro 6 emissions standard. ULEZ compliant. MOT: first test not yet due. Dealer: Stratstone Mercedes-Benz of Lakeside in Chafford Hundred and West Thurrock. AskCar page: https://askcar.co.uk/car/smart-3-2026-7e9fffecb6ec
- 2026 Smart #3 Premium, 267 bhp, automatic, electric, SUV, 5 doors, red. Mileage: 10 miles. Price: £38,000, unchanged since AskCar first saw it on 25 September 2026, 40 days ago. Above the going rate: £5,102 (15%) over the AskCar estimate of £32,898. Euro 6 emissions standard. ULEZ compliant. Dealer: Sytner Group Smart Of Milton Keynes in Milton Keynes. AskCar page: https://askcar.co.uk/car/smart-3-2026-ef5e31e9ac1a
Cheapest 2026 Smart #3: the lowest asking prices
These 10 are priced £24,550 to £35,460. They have covered 10 to 8,855 miles.
- 2026 Smart #3 PRO Plus: £24,550, 7,416 miles. Listed in full under best value.
- 2026 Smart #3 PRO Plus: £26,290, 1,325 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £26,620, 8,855 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £27,745, 2,638 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £28,993, 419 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £29,307, 10 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £29,780, 629 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £31,790, 3,000 miles. Listed in full under best value.
- 2026 Smart #3 BRABUS: £32,900, 4,700 miles. Listed in full under best value.
- 2026 Smart #3 PRO Plus, 268 bhp, automatic, electric, SUV, 5 doors, white. Mileage: 15 miles. Price: £35,460, unchanged since AskCar first saw it on 10 July 2026, 117 days ago. Above the going rate: £6,035 (20%) over the AskCar estimate of £29,425. Euro 6 emissions standard. ULEZ compliant. Dealer: Hedin Automotive Mercedes-Benz And Smart Of Croydon in Croydon. AskCar page: https://askcar.co.uk/car/smart-3-2026-b682f7e993ac
Lowest-mileage 2026 Smart #3
These 10 have covered 10 to 2,638 miles. Their asking prices run from £26,290 to £39,040.
- 2026 Smart #3 Premium: £29,307, 10 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £38,000, 10 miles. Listed in full under best value.
- 2026 Smart #3 Premium, 267 bhp, automatic, electric, SUV, 5 doors, blue. Mileage: 15 miles. Price: £39,040, reduced by £2,500 from £41,540 since AskCar first saw it on 26 August 2026, 70 days ago. Above the going rate: £6,147 (18%) over the AskCar estimate of £32,893. Euro 6 emissions standard. ULEZ compliant. Dealer: Hedin Automotive Mercedes-Benz And Smart Of Brooklands in Weybridge. AskCar page: https://askcar.co.uk/car/smart-3-2026-03df25486410
- 2026 Smart #3 Premium, 267 bhp, automatic, electric, SUV, 5 doors, silver. Mileage: 15 miles. Price: £38,160, unchanged since AskCar first saw it on 26 July 2026, 101 days ago. Above the going rate: £5,267 (16%) over the AskCar estimate of £32,893. Euro 6 emissions standard. ULEZ compliant. Dealer: Hedin Automotive Mercedes-Benz And Smart Of Brooklands in Weybridge. AskCar page: https://askcar.co.uk/car/smart-3-2026-25babb83d3dd
- 2026 Smart #3 Premium, 267 bhp, automatic, electric, SUV, 5 doors, white. Mileage: 15 miles. Price: £38,160, unchanged since AskCar first saw it on 10 July 2026, 117 days ago. Above the going rate: £5,267 (16%) over the AskCar estimate of £32,893. Euro 6 emissions standard. ULEZ compliant. Dealer: Hedin Automotive Mercedes-Benz And Smart Of Croydon in Croydon. AskCar page: https://askcar.co.uk/car/smart-3-2026-841a4f001b1e
- 2026 Smart #3 PRO Plus: £35,460, 15 miles. Listed in full under cheapest.
- 2026 Smart #3 Premium: £28,993, 419 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £29,780, 629 miles. Listed in full under best value.
- 2026 Smart #3 PRO Plus: £26,290, 1,325 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £27,745, 2,638 miles. Listed in full under best value.
Recently reduced 2026 Smart #3: the biggest price reductions in the 14 days to 4 November 2026
The dealer lowered the asking price on each of these 6 in the 14 days to 4 November 2026. Their reductions since AskCar first saw them run from £200 to £2,205.
- 2026 Smart #3 Premium: £27,745, 2,638 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £26,620, 8,855 miles. Listed in full under best value.
- 2026 Smart #3 PRO Plus: £24,550, 7,416 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £29,780, 629 miles. Listed in full under best value.
- 2026 Smart #3 PRO Plus: £26,290, 1,325 miles. Listed in full under best value.
- 2026 Smart #3 Premium: £31,790, 3,000 miles. Listed in full under best value.
Smart #3 near you
- In England (28 cars)
- In Scotland (1 car)
- In Northern Ireland (1 car)
- Near Egham (14 cars)
- Near Barnet (13 cars)
- Near Richmond upon Thames (13 cars)
- Near London (12 cars)
- Near Hillingdon (12 cars)
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- Near Redhill (10 cars)
- Near Great Bookham and Fetcham (10 cars)
- Near Bromley (9 cars)
- Near Sutton (9 cars)
- Near Bracknell (8 cars)
- Near Berkhamsted (8 cars)
- Near Aylesbury (7 cars)
- Near Havering (6 cars)
- Near Luton (5 cars)
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