2018 Audi A3

2.0 TDI Sport S tronic FWD Euro 6 4dr (147 bhp)

£11,700

Good value: £1,431 under the typical £13,131 for this model, age and mileage, drawing on 6,484 adverts of this make and model.

Overview

Make
Audi
Model
A3
Trim
SPORT
Version
2.0 TDI Sport S tronic FWD Euro 6 4dr (147 bhp)
Mileage
37,638 miles
Year
2018
Fuel type
Diesel
Body type
Saloon
Engine
2.0 L
Gearbox
Automatic
Power
147 bhp
Seats
5
CO2
114 g/km
Colour
Silver
Doors
4
Driven wheels
Front Wheel Drive
Gearbox version
S tronic
Engine badge
TDI
Emissions standard
Euro 6

About this car

This 2018 Audi A3 Sport is advertised with 37,638 miles, approximately 28,000 below the typical mileage for its age. At £11,700, it is advertised £1,431 below our estimated market asking price of £13,131. Our estimate draws on 6,484 Audi A3 adverts across the UK, adjusting for age, mileage, trim, engine and other specifications. The asking price is now £2,300 lower than when we first recorded the advert 90 days ago. That may be worth mentioning if you discuss the price with the dealer. Its MOT is recorded as valid until 23 July 2027. The advertised mileage is consistent with the latest MOT reading. You can find this car at Car Planet Barnet in New Southgate.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 22 July 2026, 90 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £2,300 from the first recorded £14,000. 12 price reductions recorded, the latest observed on 19 October 2026.

Recorded asking prices
Date observedAsking price
22 July 2026£14,000
23 July 2026£14,000
5 August 2026£13,750
6 August 2026£13,750
11 August 2026£13,650
12 August 2026£13,650
18 August 2026£13,600
25 August 2026£13,450
1 September 2026£13,300
8 September 2026£13,250
16 September 2026£13,200
22 September 2026£12,900
28 September 2026£12,600
4 October 2026£12,300
12 October 2026£12,000
19 October 2026£11,700

Price and mileage comparison

Estimated market asking price: £13,131. The asking price is £1,431 below this estimate.

The estimate uses UK dealer asking prices, accounting for make, model, trim, version, age, mileage, fuel, gearbox, body type, driven wheels, engine size and power. It estimates an advertised price, not a confirmed sale price.

The pricing calculation includes 6,484 adverts of this make and model across different ages and specifications.

Advertised mileage is approximately 28,000 miles lower than typical for a 2018 Audi A3.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 23 July 2027. 37,667 miles at the last test.

4 other cars with the same year, trim, gearbox and fuel are for sale from £6,890 to £10,995.

Other matching cars
Asking priceMileage
£6,890128,729 miles
£8,150Not available
£9,13092,216 miles
£10,99564,000 miles

Matching year, trim, gearbox and fuel does not mean matching mileage or every specification. Our estimate adjusts for these differences using the wider market data.

Browse all Audi A3 cars for sale · 2018 Audi A3 price guide

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Dealer

Car Planet Barnet, New Southgate. Across the dealer network: 2 branches, 1,860 cars for sale.

Dealer postcode: N11 1GN.

Dealer opening hours

Monday
09:00-21:00
Tuesday
09:00-21:00
Wednesday
09:00-21:00
Thursday
09:00-21:00
Friday
09:00-21:00
Saturday
09:00-21:00
Sunday
10:00-17:00

Vehicle photos