2020 Mercedes-Benz B Class 1.3 Sport Executive

Overview

• Make: Mercedes-Benz
• Model: B Class
• Trim: Sport Executive
• Version: 1.3 Sport Executive DCT FWD Euro 6 (s/s) 5dr 7G
• Year: 2020
• Mileage: 46,000 miles
• Fuel: Petrol
• Body: MPV, 5 doors, 5 seats
• Engine: 1.3 litres
• Gearbox: Automatic (DCT)
• Drive: Front-wheel drive
• Colour: Silver
• CO2: 125 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

At 46,000 miles, this 2020 Mercedes-Benz B Class Sport Executive has covered about 7,800 more miles than other 2020 Mercedes-Benz B Class cars. Its asking price of £13,799 is £515 above the AskCar estimate of £13,284. To work out the AskCar estimate, we analyse UK dealer adverts for 763 Mercedes-Benz B Class cars across different ages and specifications. We first recorded this car for sale 57 days ago. According to the government's MOT record, its advertised mileage is consistent with the latest test. The seller is Plympton Car Centre (Plymouth), based in Plymouth. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 7 November 2026.

How we estimate prices and check cars

Price

Fair price: £515 (3%) over the AskCar estimate of £13,284.

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 763 priced Mercedes-Benz B Class adverts across different ages and specifications, as of 7 November 2026.

A 2020 Mercedes-Benz B Class with the 1.3 petrol engine is typically advertised at £15,000: the median of the 32 for sale on AskCar, as of 7 November 2026.

Time on sale

This 2020 Mercedes-Benz B Class has been on sale for at least 57 days.

Price history

AskCar first saw this advert on 11 September 2026 at £13,799. Its asking price has not changed.

Price changes recorded:

• 11 September 2026: £13,799
• 19 September 2026: £14,000
• 30 September 2026: £13,799

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 7 November 2026: valid until 10 January 2027.

It has had 4 MOTs. The latest, on 7 January 2026, passed.

Advisories at the latest test: front brake discs worn; both rear tyres perishing.

Mileage at that test: 44,640 miles, which matches the advertised 46,000 miles.

Advertised mileage is about 7,800 miles higher than the median mileage of a 2020 Mercedes-Benz B Class on AskCar.

Similar cars

6 other 2020 Mercedes-Benz B Class Sport Executive 1.3 petrol automatic MPVs are for sale at UK dealers, from £14,393 to £18,250, as of 7 November 2026.

The 3 closest to this car in mileage:

• 2020 Mercedes-Benz B Class Sport Executive, 1.3 petrol MPV, grey. Mileage: 45,000 miles. Price: £15,200, £1,401 more than this car. Dealer: Bob Davies Car Sales in Ebbw Vale. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-c94f71887810
• 2020 Mercedes-Benz B Class Sport Executive, 1.3 petrol MPV, black. Mileage: 36,725 miles. Price: £14,393, £594 more than this car. Dealer: Aylesbury Trade Centre in Aston Clinton. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-6468a3a7c7b1
• 2020 Mercedes-Benz B Class Sport Executive, 1.3 petrol MPV, grey. Mileage: 31,301 miles. Price: £15,999, £2,200 more than this car. Dealer: Eastern Western Motor Group Western Mercedes-Benz of Coldstream in Coldstream. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-3ce2eb5d8f67

• The nearest: 2020 Mercedes-Benz B Class Sport Executive, 1.3 petrol MPV, black, 96 miles from this car. Mileage: 16,818 miles. Price: £18,250, £4,451 more than this car. Dealer: Sytner Group Mercedes-Benz of Bath in Bath. AskCar page: https://askcar.co.uk/car/mercedes-benz-b-class-2020-e9c13b3093bb