2021 Tesla Model 3 Long Range
Price: £20,250. Fair price: £300 (1%) under the AskCar estimate of £20,550, our expected asking price for this car from its model, age, mileage and specification, drawing on 1,186 priced Tesla Model 3 adverts on AskCar as of 7 November 2026.
AskCar lists 1,202 used Tesla Model 3 from 518 UK dealerships, as of 7 November 2026.
Overview
- Make: Tesla
- Model: Model 3
- Trim: Long Range
- Version: Long Range Auto 4WD 4dr (346 bhp)
- Year: 2021
- Mileage: 46,226 miles
- Fuel: Electric
- Body: Saloon, 4 doors, 5 seats
- Engine: 346 bhp
- Gearbox: Automatic
- Drive: Four-wheel drive
- Colour: Red
- CO2: 0 g/km
About this car
This 2021 Tesla Model 3 Long Range is advertised with 46,226 miles, approximately 2,900 below the typical mileage for its age. The dealer is asking £20,250, which is £300 below the AskCar estimate of £20,550. To work out the AskCar estimate, we analyse UK dealer adverts for 1,186 Tesla Model 3 cars across different ages and specifications. It first appeared in our advert records 23 days ago. The government's MOT record matches its advertised mileage. You can find this car at Otterbourne Car Company in Southampton. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 7 November 2026.
Price
Fair price: £300 (1%) under the AskCar estimate of £20,550.
The AskCar estimate is our expected asking price for this car. It uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It is an advertised price, not a confirmed sale price.
It draws on 1,186 priced Tesla Model 3 adverts across different ages and specifications, as of 7 November 2026.
Time on sale
This 2021 Tesla Model 3 has been on sale for at least 23 days.
Price history
AskCar first saw this advert on 15 October 2026 at £20,250. Its asking price has not changed.
Mileage and MOT
MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 25 January 2027.
It has had 3 MOTs. The latest, on 26 January 2026, passed.
There were no advisories at the latest test.
Mileage at that test: 42,811 miles, which matches the advertised 46,226 miles.
Advertised mileage is about 2,900 miles lower than the median mileage of a 2021 Tesla Model 3 on AskCar.
Browse all Tesla Model 3 cars for sale · 2021 Tesla Model 3 price guide
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Photos
1 photo of this car is on its AskCar page.
As of 7 November 2026, AskCar lists 601,018 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.