2025 Audi A3 Sportback • Compare 55 used cars with valuation

Market overview: April-2026 Price Analysis: A used Audi A3 Sportback from 2025 currently costs between £23,386 and £34,790. On average, the mileage for this year stands at 6,015 miles. The depreciation and price trend over the last 12 months is -£4,840.

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2025

(2025) Audi A3 Sportback S-Line 150 HP

£32,125

Fair price

Estimated price £31,919

BH12 4QN Bournemouth, Christchurch And Poole, Dorset

133 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

Carwow Leasing

2025

(2025) Audi A3 Sportback S-Line 116 HP

£30,965

Fair price

You save £235

PO35FH Portsmouth, Hampshire

133 g CO2/km comb. - 116 HP (85 kW) - 5.8 Mpg

Carwow Leasing

2026

(2026) Audi A3 Sportback Sport 116 HP

£28,505

Fair price

Estimated price £28,221

BH12 4QN Bournemouth, Christchurch And Poole, Dorset

127 g CO2/km comb. - 116 HP (85 kW) - 5.5 Mpg

Carwow Leasing

2026

(2026) Audi A3 Sportback S-Line 116 HP

£33,490

Fair price

Estimated price £32,512

BH124QN

125 g CO2/km comb. - 116 HP (85 kW) - 5.5 Mpg

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Super price

Good price

Fair price

A bit pricey

Expensive

1 / 4

Used (2025) Audi A3 Sportback Sport 116 HP | Fair price

- 30 TFSI Sport 5dr S Tronic

2025
11,244 miles
Trim level: Sport
1.5L Petrol
Hatchback
Automatic
116 HP (85 kW)
CO2 emissions: 122 g CO2/km comb.
mpg: 5.3
Details

Fair price

£23,800

£24,000

LS27 0TS Morley, West Yorkshire

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-5%

1 / 3

Used (2025) Audi A3 Sportback Sport 116 HP | Fair price

- 30 TFSI Sport 5dr S Tronic

2025
6,521 miles
Trim level: Sport
1.5L Petrol
Hatchback
Automatic
116 HP (85 kW)
CO2 emissions: 122 g CO2/km comb.
mpg: 5.3
Details

Fair price

£23,290

£24,690

HA36AG

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New

1 / 1

New (2025) Audi A3 Sportback S-Line 116 HP | Fair price

- 1.5 TFSI 116 S Line 5dr

2025
0 miles
Trim level: S-Line
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 133 g CO2/km comb.
mpg: 5.8
Details

Fair price

£30,965

PO35FH Portsmouth, Hampshire

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1 / 4

New (2025) Audi A3 Sportback S-Line 150 HP | Fair price

- 1.5 TFSI 150 S Line 5dr

2025
0 miles
Trim level: S-Line
1.5L Petrol
Hatchback
Manual
150 HP (110 kW)
CO2 emissions: 133 g CO2/km comb.
mpg: 5.9
Details

Fair price

£32,125

BH12 4QN Bournemouth, Christchurch And Poole, Dorset

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2023

(2023) Audi A3 Sportback S-Line 150 HP

£21,523

Fair price

You save £77

SO31 7FL Lower Swanwick, Hampshire

135 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

Carwow

2024

(2024) Audi A3 Sportback S-Line 150 HP

£21,500

Fair price

Estimated price £20,842

ME59QG

136 g CO2/km comb. - 150 HP (110 kW) - 6.0 Mpg

Carwow Leasing

2026

(2026) Audi A3 Sportback Black Edition 150 HP

£38,000

Fair price

Estimated price £36,865

BH124QN

137 g CO2/km comb. - 150 HP (110 kW) - 5.2 Mpg

Carwow

2023

(2023) Audi A3 Sportback S-Line 150 HP

£22,500

Fair price

Estimated price £21,490

ME5 9QG Kent, Kent

135 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

1 / 4

Used (2025) Audi A3 Sportback Sport 116 HP | Fair price

1.5 TFSI 30 Sport 5dr Petrol S

2025
11,244 miles
Trim level: Sport
1.5L Petrol
Hatchback
Automatic
116 HP (85 kW)
Details

Fair price

£23,500

£23,700

Exchange and Mart

West Yorkshire, West Yorkshire

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1 / 4

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

1.5 TFSI S line Euro 6 (s/s)

2025
81 miles
Trim level: S-Line
1.5L Petrol
Hatchback
Manual
Details

Fair price

£29,980

£29,280

Motors.co.uk

BB1 3HT Blackburn, Lancashire

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1 / 4

Used (2025) Audi A3 Sportback Sport 116 HP | A bit pricey

- 30 TFSI Sport 5dr S Tronic

2025
14,021 miles
Trim level: Sport
1.5L Petrol
Hatchback
Automatic
116 HP (85 kW)
CO2 emissions: 122 g CO2/km comb.
mpg: 5.3
Details

A bit pricey

£23,386

£23,449

HR11LN

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1 / 1

New (2025) Audi A3 Sportback S-Line 116 HP | A bit pricey

- 1.5 TFSI 116 S Line 5dr

2025
0 miles
Trim level: S-Line
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 133 g CO2/km comb.
mpg: 5.8
Details

A bit pricey

£33,819

£33,522

MK15 0DQ Milton Keynes, Buckinghamshire

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1 / 4

Used (2025) Audi A3 Sportback Sport 116 HP | A bit pricey

- 30 TFSI Sport 5dr S Tronic

2025
22,813 miles
Trim level: Sport
1.5L Petrol
Hatchback
Automatic
116 HP (85 kW)
CO2 emissions: 122 g CO2/km comb.
mpg: 5.3
Details

A bit pricey

£22,795

£22,995

BB115EX

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1 / 1

New (2025) Audi A3 Sportback S-Line 116 HP | A bit pricey

- 1.5 TFSI 116 S Line 5dr

2025
0 miles
Trim level: S-Line
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 133 g CO2/km comb.
mpg: 5.8
Details

A bit pricey

£33,819

£33,522

OL1 2RL Greater Manchester, Manchester

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2024

(2024) Audi A3 Sportback S-Line 110 HP

£22,000

Fair price

Estimated price £21,449

RM20 3NL Purfleet-On-Thames, Essex

124 g CO2/km comb. - 110 HP (80 kW) - 5.4 Mpg

Carwow

2024

(2024) Audi A3 Sportback S-Line 150 HP

£21,749

Fair price

You save £151

CV4 9DU West Midlands, West Midlands

135 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

Carwow

2024

(2024) Audi A3 Sportback S-Line 150 HP

£22,149

Fair price

Estimated price £21,601

EH151BT

135 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

Carwow

2024

(2024) Audi A3 Sportback S-Line 150 HP

£21,999

Fair price

Estimated price £21,577

SO150LP, Hampshire

127 g CO2/km comb. - 150 HP (110 kW) - 4.8 Mpg

1 / 1

New (2025) Audi A3 Sportback S-Line 116 HP | A bit pricey

- 1.5 TFSI 116 S Line 5dr

2025
0 miles
Trim level: S-Line
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 133 g CO2/km comb.
mpg: 5.8
Details

A bit pricey

£33,819

£33,522

SG5 1RQ Hertfordshire, Hertfordshire

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-4%

1 / 4

Used (2025) Audi A3 Sportback S-Line 150 HP | A bit pricey

1.5 TFSI 35 S line S Tronic Euro 6

2025
21,454 miles
Trim level: S-Line
1.5L Petrol
Hatchback
Automatic
150 HP (110 kW)
Details

A bit pricey

£24,789

£25,989

Motors.co.uk

LL11 4YL Gwersyllt, Cheshire

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1 / 4

Used (2025) Audi A3 Sportback Sport 116 HP | A bit pricey

1.5 TFSI 30 Sport 5dr Petrol S

2025
8,198 miles
Trim level: Sport
1.5L Petrol
Hatchback
Automatic
116 HP (85 kW)
Details

A bit pricey

£24,299

Motors.co.uk

OL9 7PQ Greater Manchester, Manchester

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-1%

Used (2025) Audi A3 Sportback S-Line | A bit pricey

TFSI 30 S line S Tronic Euro 6

2025
3,694 miles
Trim level: S-Line
1.5L Petrol
Hatchback
Automatic
Details

A bit pricey

£27,450

£27,950

Motors.co.uk

BS10 7FF Patchway, Gloucestershire

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-8%

1 / 4

Used (2025) Audi A3 Sportback Black Edition 150 HP | Expensive

- 35 TDI Black Edition 5dr S

2025
9,666 miles
Trim level: Black Edition
2.0L Diesel
Hatchback
Automatic
150 HP (110 kW)
CO2 emissions: 137 g CO2/km comb.
mpg: 5.2
Details

Expensive

£28,399

£30,999

TS183RW

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-2%

1 / 4

Used (2025) Audi A3 Sportback Black Edition 150 HP | Expensive

- 35 TFSI Black Edition 5dr

2025
18,344 miles
Trim level: Black Edition
1.5L Petrol
Hatchback
Manual
150 HP (110 kW)
CO2 emissions: 136 g CO2/km comb.
mpg: 6
Details

Expensive

£25,549

£26,299

S91XU

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-4%

1 / 4

Used (2025) Audi A3 Sportback S-Line 150 HP | Expensive

- 35 TFSI S Line 5dr Tronic

2025
10,281 miles
Trim level: S-Line
1.5L Petrol
Hatchback
Automatic
150 HP (110 kW)
CO2 emissions: 127 g CO2/km comb.
mpg: 5.6
Details

Expensive

£26,750

£27,990

RH149AZ

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New

1 / 4

Used (2025) Audi A3 Sportback Sport 116 HP | Expensive

Sport 30 TFSI 116 PS S tronic

2025
5,971 miles
Trim level: Sport
1.5L Petrol
Hatchback
Automatic
116 HP (85 kW)
Details

Expensive

£25,750

Motors.co.uk

ST4 4DD Stoke-On-Trent, Staffordshire

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1 / 4

Used (2025) Audi A3 Sportback S-Line | Expensive

TFSI 35 S line S Tronic Euro 6

2025
1,750 miles
Trim level: S-Line
1.5L Petrol
Hatchback
Automatic
Details

Expensive

£29,990

Motors.co.uk

CF23 8RT Pontprennau, South Glamorgan

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1 / 4

Used (2025) Audi A3 Sportback Black Edition 150 HP | Expensive

Black Edition 35 TFSI 150 PS S

2025
2,067 miles
Trim level: Black Edition
1.5L Petrol
Hatchback
Automatic
150 HP (110 kW)
Details

Expensive

£29,980

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ST16 1GZ Staffordshire, Staffordshire

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2024

(2024) Audi A3 Sportback S-Line 150 HP

£23,000

Fair price

Estimated price £22,511

LS27 0TS Morley, West Yorkshire

135 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

Carwow

2024

(2024) Audi A3 Sportback S-Line 150 HP

£21,649

Fair price

Estimated price £21,517

B6 5SU West Midlands, West Midlands

135 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

Carwow

2023

(2023) Audi A3 Sportback S-Line 150 HP

£23,293

Fair price

Estimated price £22,377

B63 3NS West Midlands, West Midlands

135 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

Carwow

2024

(2024) Audi A3 Sportback S-Line 150 HP

£22,299

Fair price

Estimated price £21,918

DE21 6BZ Derby, Derbyshire

135 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

1 / 4

Used (2025) Audi A3 Sportback Black Edition 150 HP | Expensive

Black Edition 35 TFSI 150 PS S

2025
7,866 miles
Trim level: Black Edition
1.5L Petrol
Hatchback
Automatic
150 HP (110 kW)
Details

Expensive

£29,240

Exchange and Mart

ST16 1GZ Staffordshire, Staffordshire

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1 / 4

Used (2025) Audi A3 Sportback Sport | Expensive

TFSI Sport S Tronic Euro 6

2025
3,059 miles
Trim level: Sport
1.5L Petrol
Hatchback
Automatic
Details

Expensive

£26,000

Motors.co.uk

BA2 8SG Peasedown Saint John, Somerset

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1 / 4

Used (2025) Audi A3 Sportback Black Edition | Expensive

TFSI 35 Black Edition S Tronic

2025
4,964 miles
Trim level: Black Edition
1.5L Petrol
Hatchback
Automatic
Details

Expensive

£29,700

£29,450

Motors.co.uk

BS10 7FF Patchway, Gloucestershire

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1 / 4

Used (2025) Audi A3 Sportback Black Edition | Expensive

TFSI 35 Black Edition S Tronic

2025
5,873 miles
Trim level: Black Edition
1.5L Petrol
Hatchback
Automatic
Details

Expensive

£29,990

Motors.co.uk

CF23 8RT Pontprennau, South Glamorgan

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1 / 4

Used (2025) Audi A3 Sportback Black Edition | Expensive

1.5 TFSI 35 Black Edition S Tronic

2025
1,722 miles
Trim level: Black Edition
1.5L Petrol
Hatchback
Automatic
Details

Expensive

£30,790

£30,990

Motors.co.uk

KT12 1NR Surrey, Surrey

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2024

(2024) Audi A3 Sportback S-Line 150 HP

£23,258

Fair price

Estimated price £22,590

PO2 9QZ Hilsea, Hampshire

135 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

Carwow

2025

(2025) Audi A3 Sportback Sport 116 HP

£23,290

Fair price

Estimated price £22,572

HA36AG

122 g CO2/km comb. - 116 HP (85 kW) - 5.3 Mpg

Carwow

2024

(2024) Audi A3 Sportback S-Line 150 HP

£21,499

Fair price

Estimated price £21,444

PE321DD

135 g CO2/km comb. - 150 HP (110 kW) - 5.9 Mpg

Carwow

2025

(2025) Audi A3 Sportback Sport 116 HP

£23,800

Fair price

Estimated price £22,534

LS27 0TS Morley, West Yorkshire

122 g CO2/km comb. - 116 HP (85 kW) - 5.3 Mpg

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