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MG MG3 (electric/petrol) • 341 cars with Valuation

Market overview: Electric/petrol MG MG3 (August-2026): There are currently 341 used electric/petrol MG MG3 cars for sale. Prices range from £13,840 to £21,095, with a median price of £16,398. AutoUncle has identified 13 cars as being offered below market price. The typical selling time for a electric/petrol MG MG3 is approximately 24 days, and 28.8% of the listings have recently been reduced in price (Source: AutoUncle market data, August-2026).

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Sandicliffe.co.uk

Used MG MG3 Trophy 194 HP (142 kW) 2024 Metallic monument silver Hatchback

Electric/Petrol

(2024) MG MG3 Trophy 194 HP

Fair price

Estimated price £14,445

NG7 2SZ Nottingham, Nottinghamshire

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

Sandicliffe.co.uk

Used MG MG3 Trophy 194 HP (142 kW) 2024 Solid arctic white Hatchback

Electric/Petrol

(2024) MG MG3 Trophy 194 HP

Fair price

Estimated price £14,701

NG7 2SZ Nottingham, Nottinghamshire

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

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2026 Hatchback

Electric/Petrol

(2026) MG MG3 Trophy 194 HP

Fair price

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 White Hatchback

(2024) MG MG3 Exclusive 106 HP

Fair price

Estimated price £10,263

M417TB Urmston, Manchester

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

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-7%

1 / 4

Used (2024) MG MG3 Exclusive 106 HP | Good price

2024
26,401 miles
Trim level: Exclusive
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 147 g CO2/km comb.
6.5 mpg
Details

Good price

£7,950

£8,599

OL11 Greater Manchester, Manchester

Availability verified

-5%

1 / 1

Used (2024) MG MG3 Exclusive 106 HP | Good price

2024
30,871 miles
Trim level: Exclusive
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 147 g CO2/km comb.
6.5 mpg
Details

Good price

£7,929

£8,389

HP198BY

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New

1 / 4

Used (2024) MG MG3 Exclusive 106 HP | Good price

2024
30,881 miles
Trim level: Exclusive
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 147 g CO2/km comb.
6.5 mpg
Details

Good price

£8,090

HP198BY

Availability verified

-1%

1 / 4

New (2026) MG MG3 SE 116 HP | Good price

1.5 SE 5dr

2026
10 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
46.3 mpg
Details

Good price

£14,349

£14,495

OL11 1TJ Greater Manchester, Manchester

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Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2025 Hampstead grey Hatchback

Electric/Petrol

(2025) MG MG3 Trophy 194 HP

Fair price

Estimated price £15,261

PE30 4YN Norfolk, Norfolk

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

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2026 Hatchback

Electric/Petrol

(2026) MG MG3 Trophy 194 HP

Fair price

Estimated price £14,863

SN55QJ Fareham, Hampshire

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

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2024 White Hatchback

Electric/Petrol

(2024) MG MG3 Trophy 194 HP

Fair price

NR3 2AW Norfolk, Norfolk

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

Carwow

New MG MG3 SE 116 HP (85 kW) 2026 White Hatchback

(2026) MG MG3 SE 116 HP

Good price

You save £2,051

OL11 1TJ Greater Manchester, Manchester

137 g CO2/km comb. - 116 HP (85 kW) - 6.1 Mpg

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New (2026) MG MG3 SE 116 HP | Super price

2026
10 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Super price

£14,195

£14,249

OL11 1TJ Greater Manchester, Manchester

Availability verified

-1%

1 / 4

New (2026) MG MG3 SE 116 HP | Good price

2026
10 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Good price

£14,349

£14,495

OL11 1TJ Greater Manchester, Manchester

Availability verified

New

1 / 2

Used (2024) MG MG3 Exclusive 106 HP | Good price

2024
20,820 miles
Trim level: Exclusive
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 147 g CO2/km comb.
6.5 mpg
Details

Good price

£8,595

LE10 3DJ Leicestershire, Leicestershire

Availability verified

-2%

1 / 4

Used (2024) MG MG3 Excite 106 HP | Good price

2024
4,010 miles
Trim level: Excite
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 147 g CO2/km comb.
6.5 mpg
Details

Good price

£8,549

£8,799

SA79AG

Availability verified

-3%

1 / 4

New (2026) MG MG3 SE 116 HP | Super price

2026
7 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Super price

£13,890

£14,390

LE11 5HN Leicestershire, Leicestershire

Availability verified

-4%

1 / 4

New (2026) MG MG3 SE 116 HP | Good price

2026
0 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Good price

£13,890

£14,490

NG7 2SZ Nottingham, Nottinghamshire

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Carwow Leasing

New MG MG3 Trophy 194 HP (142 kW) 2026 Hatchback

Electric/Petrol

(2026) MG MG3 Trophy 194 HP

Good price

You save £1,405

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

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2026 Hatchback

Electric/Petrol

(2026) MG MG3 Trophy 194 HP

Fair price

Estimated price £14,869

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

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2024 Black Hatchback

Electric/Petrol

(2024) MG MG3 Trophy 194 HP

Fair price

Estimated price £14,693

WA2 8JH Warrington, Cheshire

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

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2025 Black Hatchback

Electric/Petrol

(2025) MG MG3 Trophy 194 HP

Fair price

Estimated price £15,042

MK427QP, Bedfordshire

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

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Used (2023) MG MG3 Exclusive 106 HP | Good price

2023
26,249 miles
Trim level: Exclusive
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 147 g CO2/km comb.
6.7 mpg
Details

Good price

£8,393

£9,378

LE12 7AT Mountsorrel, Leicestershire

Availability verified

New

1 / 1

Used (2026) MG MG3 SE 194 HP | Good price

2026
12,520 miles
Trim level: SE
1.5L Electric/Petrol
Hatchback
Automatic
194 HP (142 kW)
CO2 emissions: 100 g CO2/km comb.
4.4 mpg
Details

Good price

£13,495

TQ12 6PP Devon, Devon

Availability verified

-4%

1 / 4

New (2026) MG MG3 SE 116 HP | Super price

2026
8 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Super price

£13,890

£14,490

LN2 4LD Lincolnshire, Lincolnshire

Availability verified

-3%

1 / 4

New (2026) MG MG3 SE 116 HP | Good price

2026
9 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Good price

£13,890

£14,412

LN2 4LD Lincolnshire, Lincolnshire

Availability verified

-3%

1 / 4

New (2026) MG MG3 SE 116 HP | Good price

2026
6 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Good price

£13,890

£14,390

LE11 5HN Leicestershire, Leicestershire

Availability verified

-4%

1 / 4

New (2026) MG MG3 SE 116 HP | Super price

2026
10 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Super price

£13,890

£14,490

LE11 5HN Leicestershire, Leicestershire

Availability verified

-4%

1 / 4

New (2026) MG MG3 SE 116 HP | Super price

2026
11 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Super price

£13,890

£14,490

LN2 4LD Lincolnshire, Lincolnshire

Availability verified

-5%

1 / 3

Used (2024) MG MG3 Exclusive 106 HP | Good price

2024
27,277 miles
Trim level: Exclusive
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 147 g CO2/km comb.
6.5 mpg
Details

Good price

£7,922

£8,368

RM13 8RH Greater London, London

Availability verified

-2%

1 / 1

New (2026) MG MG3 Trophy 194 HP | Good price

2026
10 miles
Trim level: Trophy
1.5L Electric/Petrol
Hatchback
Automatic
194 HP (142 kW)
CO2 emissions: 100 g CO2/km comb.
4.4 mpg
Details

Good price

£16,495

£16,995

B980HX

Availability verified

1 / 4

New (2026) MG MG3 SE 116 HP | Super price

1.5 SE 5dr

2026
10 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Super price

£13,999

DE21 7GW Spondon, Derbyshire

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Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2026 Hatchback

Electric/Petrol

(2026) MG MG3 Trophy 194 HP

Fair price

Estimated price £14,993

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

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2025 Silver Hatchback

Electric/Petrol

(2025) MG MG3 Trophy 194 HP

Fair price

NG7 2SZ Nottingham, Nottinghamshire

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

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2026 Hatchback

Electric/Petrol

(2026) MG MG3 Trophy 194 HP

Fair price

Estimated price £15,121

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

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2024 Red Hatchback

Electric/Petrol

(2024) MG MG3 Trophy 194 HP

Fair price

PR2 5PD Lancashire, Lancashire

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

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

2022
51,290 miles
Trim level: Excite
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 147 g CO2/km comb.
6.5 mpg
Details

Good price

£6,199

DE21 7GW Spondon, Derbyshire

Availability verified

-8%

1 / 1

New (2026) MG MG3 SE 194 HP | Good price

2026
10 miles
Trim level: SE
1.5L Electric/Petrol
Hatchback
Automatic
194 HP (142 kW)
CO2 emissions: 100 g CO2/km comb.
4.4 mpg
Details

Good price

£16,000

£17,495

SN55QJ Fareham, Hampshire

Availability verified

1 / 1

New (2026) MG MG3 SE 116 HP | Good price

2026
10 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Good price

£13,995

DN2 4QP South Yorkshire, South Yorkshire

Availability verified

1 / 4

Used (2026) MG MG3 SE 194 HP | Good price

2026
6,402 miles
Trim level: SE
1.5L Electric/Petrol
Hatchback
Automatic
194 HP (142 kW)
CO2 emissions: 100 g CO2/km comb.
4.4 mpg
Details

Good price

£12,995

DE21 7GW Spondon, Derbyshire

Availability verified

1 / 4

Used (2024) MG MG3 Excite 106 HP | Super price

2024
51,290 miles
Trim level: Excite
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 147 g CO2/km comb.
6.5 mpg
Details

Super price

£6,199

DE21 7GW Spondon, Derbyshire

Availability verified

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Carwow

Used MG MG3 SE 194 HP (142 kW) 2026 Silver Hatchback

Electric/Petrol

(2026) MG MG3 SE 194 HP

Fair price

Estimated price £15,484

PE30 4YN Norfolk, Norfolk

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

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2025 Blue Hatchback

Electric/Petrol

(2025) MG MG3 Trophy 194 HP

Fair price

Estimated price £15,164

AL4 0QU Hertfordshire, Hertfordshire

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

Carwow

New MG MG3 SE 116 HP (85 kW) 2026 Red Hatchback

(2026) MG MG3 SE 116 HP

Fair price

You save £1,005

CH452NA New Brighton, Merseyside

137 g CO2/km comb. - 116 HP (85 kW) - 6.1 Mpg

Carwow

Used MG MG3 Trophy 194 HP (142 kW) 2025 Blue Hatchback

Electric/Petrol

(2025) MG MG3 Trophy 194 HP

Fair price

Estimated price £15,195

MK6 4AG Milton Keynes, Buckinghamshire

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

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