2018 Tesla Model X 100D
Price: £26,495. Fair price: £715 (2%) over the AskCar estimate of £25,780, our expected asking price for this car from its model, age, mileage and specification, drawing on 87 priced Tesla Model X adverts on AskCar as of 2 November 2026.
AskCar lists 90 used Tesla Model X from 73 UK dealerships, as of 2 November 2026.
Overview
- Make: Tesla
- Model: Model X
- Version: 100D Auto 5dr (417 bhp)
- Year: 2018
- Mileage: 46,900 miles
- Fuel: Electric
- Body: SUV, 5 doors, 6 seats
- Engine: 417 bhp
- Gearbox: Automatic
- Colour: Silver
About this car
At 46,900 miles, this 2018 Tesla Model X has covered about 18,500 fewer miles than other 2018 Tesla Model X cars. The AskCar estimate for this car is £25,780. It is priced at £26,495, which is £715 above that estimate. The AskCar estimate uses 87 UK dealer adverts for the Tesla Model X, with adjustments for age, mileage, trim, engine and other specifications. It first appeared in our advert records 47 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Chipping Sodbury Motor Company, based in Bristol. How to contact the dealer and its opening hours are on this AskCar page.
Stock data as of 2 November 2026.
Price
Fair price: £715 (2%) over the AskCar estimate of £25,780.
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 87 priced Tesla Model X adverts across different ages and specifications, as of 2 November 2026.
Time on sale
This 2018 Tesla Model X has been on sale for at least 47 days.
Price history
AskCar first saw this advert on 16 September 2026 at £26,495. 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 2 November 2026: valid until 21 December 2026.
It has had 5 MOTs. The latest, on 19 December 2025, passed.
There were no advisories at the latest test.
Mileage at that test: 42,589 miles, which matches the advertised 46,900 miles.
Advertised mileage is about 18,500 miles lower than the median mileage of a 2018 Tesla Model X on AskCar.
Browse all Tesla Model X cars for sale · 2018 Tesla Model X price guide
Photos
66 photos of this car are on its AskCar page.
As of 2 November 2026, AskCar lists 586,270 cars and vans from 12,920 UK dealerships, read daily from dealer websites: over 99% of UK dealer used car adverts. No dealer pays to be listed.