Mazda 3 (petrol) • 701 cars with Valuation

Market overview: Petrol Mazda 3 (May-2026): There are currently 701 used petrol Mazda 3 cars for sale. Prices range from £2,495 to £27,078, with a median price of £14,495. AutoUncle has identified 136 cars as being offered below market price. The typical selling time for a petrol Mazda 3 is approximately 20 days, and 36.6% of the listings have recently been reduced in price (Source: AutoUncle market data, May-2026).

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Carwow

Used Mazda 3 Exclusive-Line 122 HP (89 kW) 2023 Hatchback

(2023) Mazda 3 Exclusive-Line 122 HP

Fair price

Estimated price £17,809

KT15 2RX Weybridge, Surrey

140 g CO2/km comb. - 122 HP (89 kW) - 6.0 Mpg

Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2022 Hatchback

(2022) Mazda 3 Inclusive 122 HP

Fair price

Estimated price £15,108

BR5 2LF Saint Paul'S Cray, London

127 g CO2/km comb. - 122 HP (89 kW) - 5.5 Mpg

Carwow

Used Mazda 3 Inclusive 186 HP (136 kW) 2022 Red Hatchback

(2022) Mazda 3 Inclusive 186 HP

Fair price

RM13 8RH Greater London, London

121 g CO2/km comb. - 186 HP (136 kW) - 5.2 Mpg

Carwow

Used Mazda 3 Inclusive 186 HP (136 kW) 2022 Black Hatchback

(2022) Mazda 3 Inclusive 186 HP

Fair price

Estimated price £16,144

LS12 2QN Armley, West Yorkshire

121 g CO2/km comb. - 186 HP (136 kW) - 5.2 Mpg

Price checked by AutoUncle

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Good price

Fair price

A bit pricey

Expensive

-1%

1 / 4

Used (2021) Mazda 3 162 HP | Good price

- 2.0 e-Skyactiv G MHEV SE-L Lux

2021
20,643 miles
2.0L Petrol
Hatchback
Automatic
162 HP (119 kW)
CO2 emissions: 138 g CO2/km comb.
6 mpg
Details

Good price

£15,799

£15,999

RG24 7JD Old Basing, Hampshire

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New

1 / 2

Used (2022) Mazda 3 122 HP | Good price

2.0 e-Skyactiv G MHEV SE-L Lux

2022
28,436 miles
2.0L Petrol
Hatchback
Manual
122 HP (89 kW)
CO2 emissions: 124 g CO2/km comb.
5.5 mpg
Details

Good price

£14,199

M417TB Urmston, Manchester

Availability verified

-4%

1 / 4

Used (2022) Mazda 3 122 HP | Good price

- 2.0 e-Skyactiv G MHEV SE-L

2022
26,586 miles
2.0L Petrol
Hatchback
Manual
122 HP (89 kW)
CO2 emissions: 124 g CO2/km comb.
5.5 mpg
Details

Good price

£13,749

£14,349

CV4 9DU West Midlands, West Midlands

Availability verified

1 / 4

Used (2022) Mazda 3 122 HP | Good price

2022 | 2.0 e-SKYACTIV-G MHEV SE-L

2022
43,314 miles
2.0L Petrol
Hatchback
Manual
122 HP (89 kW)
CO2 emissions: 124 g CO2/km comb.
6 mpg
Details

Good price

£12,643

£12,500

ME19 5PL Kent, Kent

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Carwow

Used Mazda 3 Inclusive 180 HP (132 kW) 2021 Red Hatchback

(2021) Mazda 3 Inclusive 180 HP

Fair price

PO6 1SR Drayton, Hampshire

131 g CO2/km comb. - 180 HP (132 kW) - 5.8 Mpg

Carwow

Used Mazda 3 Inclusive 179 HP (131 kW) 2020 Grey Hatchback

(2020) Mazda 3 Inclusive 179 HP

Fair price

Estimated price £14,179

CW7 Cheshire West And Chester, Cheshire

142 g CO2/km comb. - 179 HP (131 kW) - 45.6 Mpg

Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2022 Hatchback

(2022) Mazda 3 Inclusive 122 HP

Fair price

Estimated price £16,546

127 g CO2/km comb. - 122 HP (89 kW) - 5.5 Mpg

Carwow

Used Mazda 3 Inclusive 179 HP (131 kW) 2021 Hatchback

(2021) Mazda 3 Inclusive 179 HP

Fair price

131 g CO2/km comb. - 179 HP (131 kW) - 5.8 Mpg

-3%

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Used (2022) Mazda 3 122 HP | Good price

2022 | 2.0 e-SKYACTIV-G MHEV SE-L

2022
39,896 miles
2.0L Petrol
Hatchback
Manual
122 HP (89 kW)
CO2 emissions: 124 g CO2/km comb.
5.5 mpg
Details

Good price

£12,698

£13,200

ME19 5PL Kent, Kent

Availability verified

-4%

1 / 3

Used (2026) Mazda 3 Homura-Line 140 HP | Super price

- 2.5 e-Skyactiv G MHEV [140]

2026
4,000 miles
Trim level: Homura-Line
2.5L Petrol
Hatchback
Manual
140 HP (102 kW)
CO2 emissions: 135 g CO2/km comb.
5.9 mpg
Details

Super price

£21,990

£22,990

DY90QL

Availability verified

-29%

1 / 4

Used (2026) Mazda 3 Homura-Line 140 HP | Super price

- 2.5 e-Skyactiv G MHEV [140]

2026
3,789 miles
Trim level: Homura-Line
2.5L Petrol
Hatchback
Automatic
140 HP (102 kW)
CO2 emissions: 141 g CO2/km comb.
6.3 mpg
Details

Super price

£21,161

£29,830

PO6 1SR Drayton, Hampshire

Availability verified

-5%

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Used (2018) Mazda 3 120 HP | Good price

- 2.0 SE-L Nav 5dr

2018
95,000 miles
2.0L Petrol
Hatchback
Manual
120 HP (88 kW)
CO2 emissions: 119 g CO2/km comb.
5.1 mpg
Details

Good price

£6,500

£6,850

UB94DN

Availability verified

-2%

1 / 4

Used (2021) Mazda 3 Inclusive 122 HP | Good price

- 2.0 Skyactiv G MHEV Sport Lux

2021
22,000 miles
Trim level: Inclusive
2.0L Petrol
Hatchback
Manual
122 HP (89 kW)
CO2 emissions: 127 g CO2/km comb.
6.3 mpg
Details

Good price

£14,267

£14,695

HD16AP

Availability verified

-24%

1 / 4

Used (2025) Mazda 3 Takumi-Line 140 HP | Good price

2.5 e-Skyactiv G MHEV [140] Takumi

2025
2,561 miles
Trim level: Takumi-Line
2.5L Petrol
Hatchback
Manual
140 HP (102 kW)
CO2 emissions: 135 g CO2/km comb.
47.1 mpg
Details

Good price

£23,691

£31,430

WC1E 7DP Greater London, London

Availability verified

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Carwow

Used Mazda 3 122 HP (89 kW) 2021 Hatchback

(2021) Mazda 3 122 HP

Good price

You save £1,305

LE10 3DJ Leicestershire, Leicestershire

124 g CO2/km comb. - 122 HP (89 kW) - 6.1 Mpg

Carwow

Used Mazda 3 122 HP (89 kW) 2022 Black Hatchback

(2022) Mazda 3 122 HP

Good price

You save £1,702

ME19 5PL Kent, Kent

124 g CO2/km comb. - 122 HP (89 kW) - 5.5 Mpg

Carwow

Used Mazda 3 Takumi-Line 183 HP (134 kW) 2023 Other Hatchback

(2023) Mazda 3 Takumi-Line 183 HP

Fair price

WC1E 7DP Greater London, London

127 g CO2/km comb. - 183 HP (134 kW) - 5.4 Mpg

Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2021 Hatchback

(2021) Mazda 3 Inclusive 122 HP

Fair price

LE10 3DJ Leicestershire, Leicestershire

127 g CO2/km comb. - 122 HP (89 kW) - 6.3 Mpg

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Used (2016) Mazda 3 Inclusive 120 HP | Good price

- 2.0 Sport Nav 5dr

2016
93,000 miles
Trim level: Inclusive
2.0L Petrol
Hatchback
Manual
120 HP (88 kW)
CO2 emissions: 119 g CO2/km comb.
5.1 mpg
Details

Good price

£5,990

UB94DN

Availability verified

1 / 4

Used (2022) Mazda 3 122 HP | Good price

2022 | 2.0 e-SKYACTIV-G MHEV SE-L

2022
40,009 miles
2.0L Petrol
Hatchback
Manual
122 HP (89 kW)
CO2 emissions: 124 g CO2/km comb.
6 mpg
Details

Good price

£12,700

EN8 8DY Waltham Cross, Hertfordshire

Availability verified

1 / 4

Used (2016) Mazda 3 120 HP | Super price

- Fastback 2.0 SE-L 4dr

2016
76,000 miles
2.0L Petrol
Sedan
Manual
120 HP (88 kW)
CO2 emissions: 119 g CO2/km comb.
5.1 mpg
Details

Super price

£5,750

UB94DN

Availability verified

-1%

1 / 4

Used (2022) Mazda 3 186 HP | Good price

- 2.0 e-Skyactiv X MHEV [186] SE-L

2022
24,891 miles
2.0L Petrol
Hatchback
Manual
186 HP (136 kW)
CO2 emissions: 118 g CO2/km comb.
5.2 mpg
Details

Good price

£15,999

£16,299

RG24 7JD Old Basing, Hampshire

Availability verified

1 / 2

Used (2021) Mazda 3 122 HP | Good price

- 2.0 Skyactiv G MHEV SE-L Lux

2021
42,620 miles
2.0L Petrol
Hatchback
Manual
122 HP (89 kW)
CO2 emissions: 124 g CO2/km comb.
6.1 mpg
Details

Good price

£12,495

LE10 3DJ Leicestershire, Leicestershire

Availability verified

-3%

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New (2026) Mazda 3 Takumi-Line 140 HP | Good price

- 2.5 e-Skyactiv G MHEV [140]

2026
5 miles
Trim level: Takumi-Line
2.5L Petrol
Hatchback
Automatic
140 HP (102 kW)
CO2 emissions: 141 g CO2/km comb.
6.3 mpg
Details

Good price

£26,990

£27,990

CV34EW

Availability verified

1 / 4

Used (2026) Mazda 3 Exclusive-Line 140 HP | Super price

- 2.5 e-Skyactiv G MHEV 140

2026
20,746 miles
Trim level: Exclusive-Line
2.5L Petrol
Hatchback
Automatic
140 HP (102 kW)
CO2 emissions: 141 g CO2/km comb.
6.3 mpg
Details

Super price

£19,995

LA96BT

Availability verified

-4%

1 / 3

Used (2026) Mazda 3 Takumi-Line 140 HP | Good price

- 2.5 e-Skyactiv G MHEV [140]

2026
2,916 miles
Trim level: Takumi-Line
2.5L Petrol
Hatchback
Automatic
140 HP (102 kW)
CO2 emissions: 141 g CO2/km comb.
6.3 mpg
Details

Good price

£24,290

£25,490

CV3 4EW West Midlands, West Midlands

Availability verified

1 / 1

New (2026) Mazda 3 Homura-Line 140 HP | Good price

- 2.5 e-Skyactiv G MHEV [140]

2026
0 miles
Trim level: Homura-Line
2.5L Petrol
Hatchback
Automatic
140 HP (102 kW)
CO2 emissions: 141 g CO2/km comb.
6.3 mpg
Details

Good price

£22,195

PO6 1SR Drayton, Hampshire

Availability verified

Used (2026) Mazda 3 Exclusive-Line 140 HP | Good price

2.5 e-Skyactiv G MHEV 140

2026
1,500 miles
Trim level: Exclusive-Line
2.5L Petrol
Hatchback
Automatic
140 HP (102 kW)
CO2 emissions: 141 g CO2/km comb.
7.6 mpg
Details

Good price

£24,980

CV34 6RH Royal Leamington Spa, Warwickshire

Availability verified

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Carwow

Used Mazda 3 162 HP (119 kW) 2021 Red Hatchback

(2021) Mazda 3 162 HP

Good price

You save £2,101

RG24 7JD Old Basing, Hampshire

138 g CO2/km comb. - 162 HP (119 kW) - 6.0 Mpg

Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2021 Hatchback

(2021) Mazda 3 Inclusive 122 HP

Good price

You save £1,133

127 g CO2/km comb. - 122 HP (89 kW) - 6.3 Mpg

Carwow

Used Mazda 3 Prime-Line 122 HP (89 kW) 2023 Grey Hatchback

(2023) Mazda 3 Prime-Line 122 HP

Fair price

CV34 6RH Royal Leamington Spa, Warwickshire

124 g CO2/km comb. - 122 HP (89 kW) - 5.3 Mpg

Carwow

Used Mazda 3 122 HP (89 kW) 2022 Hatchback

(2022) Mazda 3 122 HP

Fair price

124 g CO2/km comb. - 122 HP (89 kW) - 5.5 Mpg

1 / 3

Used (2026) Mazda 3 Homura-Line 140 HP | Good price

140ps Homura Auto

2026
1,500 miles
Trim level: Homura-Line
2.5L Petrol
Hatchback
Automatic
140 HP (102 kW)
CO2 emissions: 141 g CO2/km comb.
6.3 mpg
Details

Good price

£24,980

CV34 6RH Royal Leamington Spa, Warwickshire

Availability verified

1 / 4

Used (2026) Mazda 3 Homura-Line 140 HP | Good price

- 2.5 e-Skyactiv G MHEV [140]

2026
1,500 miles
Trim level: Homura-Line
2.5L Petrol
Hatchback
Automatic
140 HP (102 kW)
CO2 emissions: 141 g CO2/km comb.
6.3 mpg
Details

Good price

£24,995

CA3 0ET Cumberland, Cumbria

Availability verified

1 / 3

Used (2026) Mazda 3 Homura-Line 140 HP | Super price

- 2.5 e-Skyactiv G MHEV [140]

2026
15,567 miles
Trim level: Homura-Line
2.5L Petrol
Hatchback
Automatic
140 HP (102 kW)
CO2 emissions: 141 g CO2/km comb.
6.3 mpg
Details

Super price

£20,495

PR81BX

Availability verified

New

1 / 4

Used (2021) Mazda 3 Inclusive 179 HP | Good price

- 2.0 Skyactiv X MHEV GT Sport

2021
30,399 miles
Trim level: Inclusive
2.0L Petrol
Hatchback
Automatic
179 HP (131 kW)
CO2 emissions: 142 g CO2/km comb.
6.3 mpg
Details

Good price

£15,299

SA79AG

Availability verified

New

1 / 3

Used (2016) Mazda 3 120 HP | Super price

- Fastback 2.0 SE-L 4dr

2016
73,000 miles
2.0L Petrol
Sedan
Manual
120 HP (88 kW)
CO2 emissions: 119 g CO2/km comb.
5.1 mpg
Details

Super price

£5,895

WF59TP

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Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2020 Black Hatchback

(2020) Mazda 3 Inclusive 122 HP

Fair price

CT2 0EZ Canterbury, Kent

138 g CO2/km comb. - 122 HP (89 kW) - 6.3 Mpg

Carwow

Used Mazda 3 Inclusive 179 HP (131 kW) 2021 Hatchback

(2021) Mazda 3 Inclusive 179 HP

Fair price

EX2 8LW Marsh Barton, Devon

142 g CO2/km comb. - 179 HP (131 kW) - 6.3 Mpg

Carwow

Used Mazda 3 Inclusive 179 HP (131 kW) 2020 Red Sedan

(2020) Mazda 3 Inclusive 179 HP

Fair price

CW7 Cheshire West And Chester, Cheshire

142 g CO2/km comb. - 179 HP (131 kW) - 6.1 Mpg

Carwow

Used Mazda 3 Inclusive 180 HP (132 kW) 2021 Grey Hatchback

(2021) Mazda 3 Inclusive 180 HP

Fair price

RM13 8RH Greater London, London

131 g CO2/km comb. - 180 HP (132 kW) - 5.8 Mpg

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