(S-Line) Audi A3 used • 46 cars for sale – Compares prices!

Audi A3 35 TFSI S Line 5dr S Tronic

148 HP (108 kW)

heycar

£24,995

Fair price

Estimated price £23,927

Audi A3 Saloon 35 TFSI Black Edition 4dr S Tronic

148 HP (108 kW)

heycar

£27,840

Fair price

Estimated price £26,545

Audi A3 35 TFSI S line 5dr S Tronic

132 g CO2/km comb. - 150 HP (110 kW) - 5.8 Mpg

heycar

£19,730

Fair price

Estimated price £18,802

A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

148 HP (108 kW)

Price checked by AutoUncle

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Good price

Fair price

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Used (2022) Audi A3 S-Line 148 HP | Fair price

35 TFSI S Line 5dr S Tronic

Fair price

Estimated price £23,927

A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Visit heycar

Used (2020) Audi A3 S-Line 148 HP | Fair price

35 TFSI S line 5dr

Fair price

Estimated price £19,062

Visit heycar

Used (2024) Audi A3 S-Line | Fair price

40 TFSI e S Line 5dr S Tronic

Fair price

Estimated price £25,375

Used (2024) Audi A3 S-Line | Fair price

40 TFSI e S Line 5dr S Tronic

Fair price

Estimated price £25,790

Used (2024) Audi A3 S-Line | Fair price

40 TFSI e S Line 5dr S Tronic

Fair price

Estimated price £25,277

Used (2024) Audi A3 S-Line | Fair price

40 TFSI e S Line 5dr S Tronic

Fair price

Estimated price £25,691

A trusted partner of AutoUncle with agreed terms and a signed contract, ensuring you're dealing with a legitimate business.

Used (2016) Audi A3 S-Line 150 HP | A bit pricey

Sportback (2016/66)S Line 2.0 TDI

Storrington, West Sussex

A bit pricey

Estimated price £15,429

Storrington, West Sussex

Visit Parkers.co.uk

Used (2025) Audi A3 S-Line 148 HP | Expensive

35 TFSI S Line 5dr S Tronic

Expensive

Estimated price £27,943

Visit heycar

Used (2025) Audi A3 S-Line | Expensive

35 TFSI S Line 5dr S Tronic

Expensive

Estimated price £26,717

Audi A3 35 TFSI S line 5dr

Used (2020) Audi A3 S-Line | Not evaluated

35 TFSI S line 5dr Hatchback

West Sussex, West Sussex

Not evaluated

West Sussex, West Sussex

Visit Exchange and Mart

Featured deals

heycar

£19,995

Fair price

Estimated price £19,062

Audi A3 35 TFSI Sport 5dr Hatchback

148 HP (108 kW)

heycar

£19,995

Fair price

You save £1,205

Audi A3 -Saloon 35 TDI Sport 4dr S Tronic

131 g CO2/km comb. - 148 HP (108 kW)

Carwow

£21,150

Super price

You save £2,850

Audi A3 30 TFSI Sport 5dr S Tronic

120 g CO2/km comb. - 150 HP (110 kW) - 4.6 Mpg

heycar

£18,795

Fair price

You save £1,005

109 HP (80 kW)

NN55DH Northampton, Northamptonshire

Used (2019) Audi A3 S-Line 147 HP | Super price

Saloon 35 TFSI S Line 4dr S

Super price

You save £3,000

NN55DH Northampton, Northamptonshire

Visit Honestjohn

New (2024) Audi A3 S-Line 147 HP | Good price

35 TFSI S Line 5dr S Tronic

Good price

Used (2022) Audi A3 S-Line 147 HP | Fair price

35 TFSI S Line 5dr S Tronic

Fair price

Estimated price £22,581

Visit Honestjohn

Used (2020) Audi A3 S-Line 147 HP | Fair price

35 TFSI S line 5dr

Fair price

Estimated price £18,551

Visit Motors.co.uk

Used (2019) Audi A3 S-Line 147 HP | Fair price

35 TFSI S Line 5dr S Tronic

Fair price

You save £1,100

Visit Honestjohn

Used (2019) Audi A3 S-Line 116 HP | Fair price

30 TDI 116 S Line 5dr S Tronic

Fair price

New (2024) Audi A3 S-Line 113 HP | Fair price

30 TFSI S Line 5dr

Fair price

Used (2017) Audi A3 S-Line 150 HP | Fair price

Saloon S line 1.5 TFSI 150 PS S

Fair price

Used (2024) Audi A3 S-Line 147 HP | Fair price

Saloon 35 TFSI S Line 4dr

Fair price

Estimated price £25,661

Used (2020) Audi A3 S-Line 147 HP | Fair price

35 TFSI S Line 5dr

Fair price

You save £100

Audi A1 35 TFSI Black Edition 5dr S Tronic

Featured deals

heycar

£22,940

Fair price

You save £160

BMW 118 1 Series i [136] M Sport 5dr Step Auto [LCP]

148 HP (108 kW)

Carwow

£24,495

Fair price

Estimated price £24,395

PO198TH, West Sussex

134 g CO2/km comb. - 136 HP (100 kW) - 5.9 Mpg

heycar

Audi A1 35 TFSI S Line 5dr S Tronic

£21,890

Fair price

You save £410

Mini Cooper 1.5 C Sport 3dr Auto

148 HP (108 kW)

heycar

£19,853

Fair price

Estimated price £19,455

PO20 2BJ Chichester,, West Sussex

134 HP (98 kW)

New (2024) Audi A3 S-Line 147 HP | Fair price

35 TFSI S Line 5dr S Tronic [Tech

Fair price

Used (2019) Audi A3 S-Line 147 HP | Fair price

35 TFSI S Line 5dr

Fair price

Used (2021) Audi A3 S-Line 110 HP | Fair price

30 TFSI S Line 5dr

Fair price

Estimated price £17,399

Used (2021) Audi A3 S-Line 147 HP | Fair price

Saloon 35 TFSI S line 4dr S

Fair price

Estimated price £22,116

New (2025) Audi A3 S-Line 147 HP | Fair price

35 TFSI S line 5dr S Tronic

Fair price

Estimated price £35,273

Audi A1 30 TFSI 110 Sport 5dr

Featured deals

heycar

£18,495

Fair price

Estimated price £18,268

Audi A1 Sportback - 25 TFSI Technik 5dr

123 g CO2/km comb. - 109 HP (80 kW)

Carwow

£17,990

Fair price

You save £710

Audi A1 Sportback - 25 TFSI Technik 5dr

124 g CO2/km comb. - 95 HP (69 kW) - 5.5 Mpg

Carwow

£17,650

Fair price

You save £1,150

Audi A1 Sportback - 25 TFSI Technik 5dr

124 g CO2/km comb. - 95 HP (69 kW) - 5.5 Mpg

Carwow

£17,990

Fair price

You save £710