2023 Mazda Mazda3 2.0 e-SKYACTIV-G MHEV GT Sport

Overview

• Make: Mazda
• Model: Mazda3
• Trim: GT Sport
• Version: 2.0 e SKYACTIV-G Mhev GT Sport Manual FWD Euro 6 (s/s) 5dr (120 bhp)
• Year: 2023
• Mileage: 11,414 miles
• Fuel: Petrol, mild hybrid
• Body: Hatchback, 5 doors, 5 seats
• Engine: 2.0 litres, 120 bhp
• Gearbox: Manual
• Drive: Front-wheel drive
• Colour: Grey
• CO2: 127 g/km
• Emissions standard: Euro 6, ULEZ compliant

About this car

This 2023 Mazda Mazda3 GT Sport is advertised with 11,414 miles, approximately 10,500 below the typical mileage for its age. Priced at £17,995, it is advertised £537 above the AskCar estimate of £17,458. The AskCar estimate uses 1,234 UK dealer adverts for the Mazda Mazda3, with adjustments for age, mileage, trim, engine and other specifications. We first saw this car advertised 162 days ago. Its asking price has since fallen by £1,000. We checked its advertised mileage against the government's MOT record, and they match. The seller is John Banks Honda Colchester, based in Colchester. How to contact the dealer and its opening hours are on this AskCar page.

Stock data as of 6 November 2026.

How we estimate prices and check cars

Price

Fair price: £537 (3%) over the AskCar estimate of £17,458.

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 1,234 priced Mazda Mazda3 adverts across different ages and specifications, as of 6 November 2026.

A 2023 Mazda Mazda3 with the 2.0 petrol engine is typically advertised at £16,600: the median of the 112 for sale on AskCar, as of 6 November 2026.

Time on sale

This 2023 Mazda Mazda3 has been on sale for at least 162 days.

Price history

AskCar first saw this advert on 28 May 2026 at £18,995. Its asking price is now £17,995, £1,000 less. The latest price cut was seen on 3 October 2026.

Price changes recorded:

• 28 May 2026: £18,995
• 3 October 2026: £17,995

Mileage and MOT

MOT, from the government's MOT records (DVSA, the Driver and Vehicle Standards Agency), as of 6 November 2026: valid until 22 May 2027.

It has had one MOT, on 19 May 2026, and passed.

There were no advisories at the latest test.

Mileage at that test: 11,318 miles, which matches the advertised 11,414 miles.

Advertised mileage is about 10,500 miles lower than the median mileage of a 2023 Mazda Mazda3 on AskCar.

Similar cars

4 other 2023 Mazda Mazda3 GT Sport 2.0 petrol manual hatchbacks are for sale at UK dealers, from £14,232 to £17,399, as of 6 November 2026.

The 3 closest to this car in mileage:

• 2023 Mazda Mazda3 GT Sport, 2.0 petrol hatchback, red. Mileage: 13,199 miles. Price: £17,399, £596 less than this car. Dealer: EMG Motor Group Honda Letchworth (Norton Way) in Letchworth. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2023-0237e72548eb
• 2023 Mazda Mazda3 GT Sport, 2.0 petrol hatchback, white. Mileage: 29,980 miles. Price: £15,999, £1,996 less than this car. Dealer: Fords Of Winsford Car Supermarket in Winsford. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2023-803fcfe3660b
• 2023 Mazda Mazda3 GT Sport, 2.0 petrol hatchback, grey. Mileage: 34,160 miles. Price: £15,195, £2,800 less than this car. Dealer: Motor Trust Lancaster in Lancaster. AskCar page: https://askcar.co.uk/car/mazda-mazda3-2023-2b4359f637ec