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2021 Mazda 3 • Compare 46 used cars with valuation

Market overview: March-2026 Price Analysis: A used Mazda 3 from 2021 currently costs between £9,998 and £16,995. On average, the mileage for this year stands at 37,804 miles. The depreciation and price trend over the last 12 months is -£740.

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Carwow

Used Mazda 3 186 HP (136 kW) 2022 Hatchback
2022
(2022) Mazda 3 186 HP
£15,595

Good price

You save £1,405
LE10 3DJ Leicestershire, Leicestershire

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

Carwow

Used Mazda 3 Inclusive 186 HP (136 kW) 2021 Blue Sedan
2021
(2021) Mazda 3 Inclusive 186 HP
£16,995

Fair price

Estimated price £16,842
YO19 5PA Dunnington, North Yorkshire

117 g CO2/km comb. - 186 HP (136 kW) - 55.4 Mpg

Carwow

Used Mazda 3 122 HP (89 kW) 2022 Hatchback
2022
(2022) Mazda 3 122 HP
£13,290

Fair price

You save £810
CV3 4EW West Midlands, West Midlands

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

Carwow

Used Mazda 3 122 HP (89 kW) 2022 Hatchback
2022
(2022) Mazda 3 122 HP
£17,195

Fair price

Estimated price £16,903
PR81BX

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

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Carwow

Used Mazda 3 122 HP (89 kW) 2021 Grey Hatchback
2021
(2021) Mazda 3 122 HP
£14,999

Fair price

You save £101
E4 7PX Greater London, London

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

Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2022 Red Hatchback
2022
(2022) Mazda 3 Inclusive 122 HP
£15,499

Fair price

You save £601
RG2 0JZ Berkshire, Berkshire

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

Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2021 Hatchback
2021
(2021) Mazda 3 Inclusive 122 HP
£14,399

Fair price

You save £1
CV4 9DU West Midlands, West Midlands

140 g CO2/km comb. - 122 HP (89 kW) - 6.6 Mpg

Carwow

Used Mazda 3 Inclusive 186 HP (136 kW) 2022 Blue Sedan
2022
(2022) Mazda 3 Inclusive 186 HP
£16,790

Fair price

Estimated price £15,724
CV34 6RH Royal Leamington Spa, Warwickshire

117 g CO2/km comb. - 186 HP (136 kW) - 5.0 Mpg

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Carwow

Used Mazda 3 Inclusive 179 HP (131 kW) 2021 Blue Hatchback
2021
(2021) Mazda 3 Inclusive 179 HP
£15,599

Fair price

You save £1,001
CW7 Cheshire West And Chester, Cheshire

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

Carwow

Used Mazda 3 122 HP (89 kW) 2022 Black Hatchback
2022
(2022) Mazda 3 122 HP
£15,197

Good price

You save £1,203
DN31 2SU North East Lincolnshire, Lincolnshire

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

Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2021 Hatchback
2021
(2021) Mazda 3 Inclusive 122 HP
£15,185

Fair price

Estimated price £14,696
CT20EZ Kent, Kent

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

Carwow

Used Mazda 3 Inclusive 186 HP (136 kW) 2022 Grey Hatchback
2022
(2022) Mazda 3 Inclusive 186 HP
£17,828

Fair price

Estimated price £17,043
RM13 8RH Greater London, London

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

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Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2021 Grey Hatchback
2021
(2021) Mazda 3 Inclusive 122 HP
£16,099

Fair price

You save £201
IP12DZ, Suffolk

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

Carwow

Used Mazda 3 Inclusive 179 HP (131 kW) 2021 White Hatchback
2021
(2021) Mazda 3 Inclusive 179 HP
£14,000

Fair price

Estimated price £13,630
S60 5BD Catcliffe, South Yorkshire

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

Carwow

Used Mazda 3 122 HP (89 kW) 2022 Silver Hatchback
2022
(2022) Mazda 3 122 HP
£14,549

Fair price

You save £1,051
ME15 9XY Kent, Kent

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

Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2021 Hatchback
2021
(2021) Mazda 3 Inclusive 122 HP
£16,985

Fair price

Estimated price £16,650
YO317UZ

140 g CO2/km comb. - 122 HP (89 kW) - 6.6 Mpg

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Carwow

Used Mazda 3 Inclusive 179 HP (131 kW) 2020 Blue Hatchback
2020
(2020) Mazda 3 Inclusive 179 HP
£16,500

Fair price

You save £600
EN8 8DY Waltham Cross, Hertfordshire

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

Carwow

Used Mazda 3 Inclusive 122 HP (89 kW) 2021 Hatchback
2021
(2021) Mazda 3 Inclusive 122 HP
£14,695

Fair price

You save £405
HD16AP

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

Carwow

Used Mazda 3 Homura-Line 122 HP (89 kW) 2023 Hatchback
2023
(2023) Mazda 3 Homura-Line 122 HP
£17,328

Fair price

Estimated price £16,913
EH151ED

127 g CO2/km comb. - 122 HP (89 kW) - 5.4 Mpg

Carwow

Used Mazda 3 122 HP (89 kW) 2021 Red Hatchback
2021
(2021) Mazda 3 122 HP
£12,649

Fair price

You save £251
PE1 5YG Peterborough, Cambridgeshire

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

Showing 1 - 25 of 46 results
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