2018 Audi S1

2.0 TFSI Competition Manual 4WD Euro 6 (s/s) 3dr (228 bhp)

£17,495

Fair price: within 8% of the typical £18,121 for this model, age and mileage, drawing on 56 adverts of this make and model.

Overview

Make
Audi
Model
S1
Trim
COMPETITION
Version
2.0 TFSI Competition Manual 4WD Euro 6 (s/s) 3dr (228 bhp)
Mileage
36,601 miles
Year
2018
Fuel type
Petrol
Body type
Hatchback
Engine
2.0 L
Gearbox
Manual
Power
228 bhp
Seats
4
CO2
166 g/km
Colour
Black
Doors
3
Driven wheels
Four Wheel Drive
Engine badge
TFSI
Emissions standard
Euro 6

About this car

This 2018 Audi S1 Competition has covered 36,601 miles. At £17,495, it is advertised £626 below our estimated market asking price of £18,121. To estimate its market asking price, we analyse UK dealer adverts for 56 Audi S1 cars across different ages and specifications. We first saw this car advertised 75 days ago. Its asking price has since fallen by £1,500. That history is worth bearing in mind when speaking to the dealer. Its MOT is recorded as valid until 2 March 2027. The advertised mileage is consistent with the latest MOT reading. You can find this car at Carscierge in Shrewsbury.

Stock data from 19 October 2026.

How we estimate prices and check cars

Price history

First seen on 6 August 2026, 75 days ago. Advert duration calculated on 20 October 2026. Net asking-price reduction: £1,500 from the first recorded £18,995. 14 price reductions recorded, the latest observed on 28 September 2026.

Recorded asking prices
Date observedAsking price
6 August 2026£18,995
12 August 2026£18,795
17 August 2026£17,990
20 August 2026£17,890
21 August 2026£17,490
25 August 2026£16,990
27 August 2026£16,870
28 August 2026£16,480
29 August 2026£16,290
30 August 2026£15,980
3 September 2026£16,270
4 September 2026£15,960
13 September 2026£15,760
16 September 2026£15,590
19 September 2026£15,290
26 September 2026£15,970
28 September 2026£15,770
30 September 2026£17,495
19 October 2026£17,495

Price and mileage comparison

Estimated market asking price: £18,121. The asking price is £626 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 56 adverts of this make and model across different ages and specifications.

The advertised mileage is consistent with the last MOT reading.

MOT

MOT valid until 2 March 2027. 35,011 miles at the last test.

4 other cars with the same year, trim, gearbox and fuel are for sale from £15,895 to £20,995.

Other matching cars
Asking priceMileage
£15,89556,000 miles
£15,99052,479 miles
£16,45060,868 miles
£20,99522,550 miles

These cars have covered 22,550–60,868 miles, compared with 36,601 miles for this car.

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 S1 cars for sale · 2018 Audi S1 price guide

Dealer

Carscierge, Shrewsbury. Across the dealer network: 3 cars for sale.

Dealer postcode: SY5 0EQ.

Vehicle photos