2021 Mercedes-Benz CLA 1.3 AMG Line

Overview

• Make: Mercedes-Benz
• Model: CLA
• Trim: AMG Line
• Version: 1.3 AMG Line DCT FWD Euro 6 4dr
• Year: 2021
• Mileage: 25,249 miles
• Fuel: Petrol
• Body: 4 doors, 5 seats
• Engine: 1.3 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: White
• CO2: 139 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 25,249 miles, this 2021 Mercedes-Benz CLA AMG Line has covered about 21,900 fewer miles than other 2021 Mercedes-Benz CLA cars. Priced at £19,499, it is advertised £840 below the AskCar estimate of £20,339. The AskCar estimate uses 3,143 UK dealer adverts for the Mercedes-Benz CLA, with adjustments for age, mileage, trim, engine and other specifications. This car was first seen in our listings data 17 days ago. We checked its advertised mileage against the government's MOT record, and they match. The seller is Bassetts Swansea Honda Omoda Jaecoo SpotiCar, based in Swansea. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 8 November 2026.

How we estimate prices and check cars

Price

Fair price: £840 (4%) under the AskCar estimate of £20,339.

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 3,143 priced Mercedes-Benz CLA adverts across different ages and specifications, as of 8 November 2026.

A 2021 Mercedes-Benz CLA with the 1.3 petrol engine is typically advertised at £18,700: the median of the 158 for sale on AskCar, as of 8 November 2026.

Time on sale

This 2021 Mercedes-Benz CLA has been on sale for at least 17 days.

Price history

AskCar first saw this advert on 22 October 2026 at £19,499. 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 8 November 2026: valid until 2 May 2027.

It failed its MOT on 29 April 2026 (nearside front tyre tread depth below requirements of 1.6mm 225/45/18; nearside front headlamp aim too low; offside front headlamp aim too low) and passed later the same day.

There were no advisories at the latest test.

Mileage at that test: 23,767 miles, which matches the advertised 25,249 miles.

Advertised mileage is about 21,900 miles lower than the median mileage of a 2021 Mercedes-Benz CLA on AskCar.