Southampton: MG MG3 used – 15 cars for sale near you

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Silver Used 2025 MG MG3 SE Hatchback | £13,990 (Good price)

MG MG3 1.5 SE 5dr

Good price

You save £1,410

SO151GY Southampton, Hampshire

114 HP (83 kW)

Carwow

Used 2024 MG MG3 Trophy Hatchback | £17,344 (Fair price)

Fair price

PO61RU, Hampshire

100 g CO2/km comb. - 194 HP (142 kW) - 4.4 Mpg

heycar

Black Used 2022 MG MG3 Excite Hatchback | £10,490 (Fair price)

MG MG3 1.5 VTi-TECH Excite 5dr

Fair price

Estimated price £10,172

SO151GY Southampton, Hampshire

147 g CO2/km comb. - 106 HP (77 kW) - 6.5 Mpg

Carwow

Used 2022 MG MG3 Exclusive Hatchback | £10,799 (Fair price)

Fair price

Estimated price £10,282

PO35RS, Hampshire

147 g CO2/km comb. - 106 HP (77 kW) - 6.5 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

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

Used (2025) MG MG3 SE 114 HP | Good price

1.5 SE 5dr

SO151GY Southampton, Hampshire

Good price

You save £1,410

SO151GY Southampton, Hampshire

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

Used (2022) MG MG3 Excite 106 HP | Fair price

1.5 VTi-TECH Excite 5dr

147 g CO2/km comb.

SO151GY Southampton, Hampshire

Fair price

Estimated price £10,172

SO151GY Southampton, Hampshire

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

Used (2022) MG MG3 Exclusive 106 HP | Fair price

147 g CO2/km comb.

SO317FL Southampton, Hampshire

Fair price

SO317FL Southampton, Hampshire

Used (2018) MG MG3 Exclusive 106 HP | Fair price

1.5 VTi-TECH Exclusive 5dr

140 g CO2/km comb.

SO151GY, Hampshire

Fair price

Estimated price £8,287

SO151GY, Hampshire

Visit Carsite.co.uk

Used (2023) MG MG3 Exclusive | Fair price

SO31 7FL Southampton, Hampshire

Fair price

SO31 7FL Southampton, Hampshire

Visit Motors.co.uk

Used (2023) MG MG3 Exclusive | Fair price

SO31 7FL Southampton, Hampshire

Fair price

SO31 7FL Southampton, Hampshire

Visit Motors.co.uk

Used (2023) MG MG3 Exclusive 105 HP | Fair price

SO31 7FL Lower Swanwick, Hampshire

Fair price

SO31 7FL Lower Swanwick, Hampshire

Visit Carsa.co.uk

New (2025) MG MG3 SE 191 HP | Fair price

191 HP (140 kW)

Delivered to you

Fair price

Estimated price £18,722

Delivered to you

New (2025) MG MG3 Trophy 191 HP | Expensive

191 HP (140 kW)

Delivered to you

Expensive

Estimated price £18,755

Delivered to you

New (2025) MG MG3 Trophy 191 HP | Expensive

191 HP (140 kW)

Delivered to you

Expensive

Estimated price £18,755

Delivered to you

Featured deals

Carwow

Silver Used 2022 MG MG3 Exclusive Hatchback | £7,665 (Fair price)

Fair price

SO317FL Southampton, Hampshire

147 g CO2/km comb. - 106 HP (77 kW) - 6.5 Mpg

heycar

White Used 2021 Citroën Berlingo Feel MPV | £13,290 (Fair price)

Citroën Berlingo 1.2 PureTech Feel M 5dr

Fair price

PO64SR Cosham, Hampshire

109 HP (80 kW) - 38.2 Mpg

heycar

Snowflake white Used 2021 Mazda 3 Edition Hatchback | £17,528 (Fair price)

Mazda 3 2.0 SKYACTIV-X MHEV 100th Anniversary Edition Euro 6 (s/s) 5dr

Fair price

Estimated price £16,634

PO61SR Farlington, Hampshire

180 HP (132 kW)

Carwow

Used 2022 Mazda 3 Inclusive Hatchback | £14,999 (Fair price)

Mazda 3 -2.0 e-Skyactiv G MHEV Sport Lux 5dr

Fair price

SO509SJ, Hampshire

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

New (2025) MG MG3 Trophy 191 HP | Expensive

191 HP (140 kW)

Delivered to you

Expensive

Estimated price £18,755

Delivered to you

New (2025) MG MG3 Trophy 191 HP | Expensive

191 HP (140 kW)

Delivered to you

Expensive

Estimated price £18,755

Delivered to you

New (2025) MG MG3 Trophy 191 HP | Expensive

191 HP (140 kW)

Delivered to you

Expensive

Estimated price £18,755

Delivered to you

Used (2025) MG MG3 SE 113 HP | Not evaluated

Delivered to you

Delivered to you

Featured deals

Carwow

Used 2020 Vauxhall Insignia Sport Hatchback | £12,000 (Fair price)

Vauxhall Insignia -Grand Sport 1.5T SRi Nav 5dr

Fair price

Estimated price £11,881

PO141UX, Hampshire

141 g CO2/km comb. - 165 HP (121 kW) - 6.1 Mpg

heycar

Red Used 2025 Mazda 3 Homura-Line Hatchback | £22,489 (Fair price)

Mazda 3 2.5 e-SKYACTIV-G MHEV Homura Auto Euro 6 (s/s) 5dr

Fair price

Estimated price £21,772

PO61SR Farlington, Hampshire

141 g CO2/km comb. - 140 HP (102 kW) - 6.3 Mpg

heycar

Jet black Used 2022 Mazda 3 Inclusive Hatchback | £17,745 (Fair price)

Mazda 3 2.0 e-SKYACTIV-G MHEV GT Sport Tech Euro 6 (s/s) 5dr

Fair price

Estimated price £16,848

PO61SR Farlington, Hampshire

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

Carwow

Used 2019 Ford Grand C-Max Titanium MPV | £9,395 (Fair price)

Ford Grand C-Max -1.5 TDCi Titanium 5dr Powershift

Fair price

PO141TU Fareham, Hampshire

145 g CO2/km comb. - 120 HP (88 kW) - 6.6 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive