MG MG3 (SE) • 84 cars with analysis

Market overview: Market price for MG MG3 (SE): The average price is £15,043, ranging from £12,971 to £18,040. Among 84 cars with the SE trim, AutoUncle identified 13 good deals listed below market value.

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Carwow

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

(2026) MG MG3 SE 116 HP

£12,900

Fair price

You save £500

IG95TZ, Essex

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

Carwow

Used MG MG3 SE 194 HP (142 kW) 2025 Grey Hatchback

(2025) MG MG3 SE 194 HP

£15,411

Fair price

Estimated price £15,125

AL4 0QU Hertfordshire, Hertfordshire

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

Carwow

Used MG MG3 SE 194 HP (142 kW) 2025 White Hatchback

(2025) MG MG3 SE 194 HP

£13,850

Good price

You save £1,350

MK427QP, Bedfordshire

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

Carwow Leasing

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

(2026) MG MG3 SE 194 HP

£18,040

Fair price

Estimated price £17,379

HP19 8BY Buckinghamshire, Buckinghamshire

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

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

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1 / 4

Used (2025) MG MG3 SE 194 HP | Good price

2025
1,797 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

£13,850

£15,024

MK427QP, Bedfordshire

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Availability verified

-6%

1 / 4

New (2025) MG MG3 SE 116 HP | Good price

1.5 SE 5dr

Mar 2025
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

£14,995

DD2 4SU Dundee City Council, Dundee

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Availability verified

-12%

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.
6.1 mpg
Details

Good price

£13,595

£15,495

Motors.co.uk

WC1E 7DP Greater London, London

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-6%

1 / 4

Used (2025) MG MG3 SE 113 HP | Super price

2025
5,000 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
113 HP (83 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Super price

£12,971

£13,887

Dealer

CF37 5YE Rhondda Cynon Taff, Mid Glamorgan

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Carwow

New MG MG3 SE 194 HP (142 kW) 2025 Hatchback

(2025) MG MG3 SE 194 HP

£16,295

Fair price

You save £1,105

SS15 6RW Essex, Essex

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

Carwow Leasing

(2026) MG MG3 SE 116 HP

£14,965

Fair price

You save £235

HP9 1QL Buckinghamshire, Buckinghamshire

137 g CO2/km comb. - 116 HP (85 kW) - 46.0 Mpg

Carwow

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

(2025) MG MG3 SE 194 HP

£13,790

Fair price

You save £910

WF2 9RY West Yorkshire, West Yorkshire

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

Carwow Leasing

New MG MG3 SE 116 HP (85 kW) 2025 Blue Hatchback

(2025) MG MG3 SE 116 HP

£13,995

Good price

You save £1,205

DD2 4SU Dundee City Council, Dundee

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

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Used (2024) MG MG3 SE 194 HP | Good price

1.5 Hybrid SE 5dr Auto

2024
6,402 miles
Trim level: SE
1.5L Electric/Petrol
Hatchback
Automatic
194 HP (142 kW)
CO2 emissions: 100 g CO2/km comb.
64.2 mpg
Details

Good price

£12,995

£14,450

Buyacar

Delivered to you

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-3%

1 / 4

New (2026) MG MG3 SE 113 HP | Good price

2026
10 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
113 HP (83 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Good price

£14,490

£14,990

Motors.co.uk

BH15 2AL Bournemouth, Christchurch And Poole, Dorset

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-3%

1 / 4

Used (2025) MG MG3 SE 194 HP | Good price

1.5 Hybrid SE 5dr Auto

2025
2,400 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

£13,995

£14,495

Buyacar

Delivered to you

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1 / 3

Used (2025) MG MG3 SE 113 HP | Good price

2025
3,556 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
113 HP (83 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Good price

£14,990

Exchange and Mart

BA14 8RL Wiltshire, Wiltshire

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-8%

1 / 4

Used (2024) MG MG3 SE 194 HP | Super price

2024
3,544 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

Super price

£10,995

£11,995

Motors.co.uk

HA1 4UD Greater London, London

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New

Used (2025) MG MG3 SE 113 HP | Super price

2025
1,812 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
113 HP (83 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Super price

£13,890

Buyacar

Delivered to you

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Verified Dealers

Sandicliffe.co.uk

Trophy

(2024) MG MG3 Trophy 194 HP

£13,912

Fair price

You save £288

LN2 4LD Lincolnshire, Lincolnshire

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

Sandicliffe.co.uk

Trophy

(2024) MG MG3 Trophy 194 HP

£13,525

Fair price

You save £675

LE11 5HN Leicester, Leicestershire

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

Sandicliffe.co.uk

Trophy

(2024) MG MG3 Trophy 194 HP

£13,600

Fair price

You save £600

LE11 5HN Leicester, Leicestershire

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

Sandicliffe.co.uk

Trophy

(2024) MG MG3 Trophy 194 HP

£13,992

Fair price

You save £208

LE11 5HN Leicester, Leicestershire

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

-4%

New (2026) MG MG3 SE | Good price

1.5 Hybrid SE 5dr Auto

2026
10 miles
Trim level: SE
1.5L Electric/Petrol
Hatchback
Automatic
Details

Good price

£15,991

£16,666

Honestjohn

EH28 8TG Edinburgh, Edinburgh

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-16%

1 / 4

New (2025) MG MG3 SE 194 HP | Good price

2025
10 miles
Trim level: SE
1.5L Hybrid
Hatchback
Automatic
194 HP (142 kW)
CO2 emissions: 100 g CO2/km comb.
4.4 mpg
Details

Good price

£15,991

£19,245

Buyacar

Delivered to you

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-5%

New (2026) MG MG3 SE | Good price

2026
14 miles
Trim level: SE
1.5L Electric/Petrol
Hatchback
Automatic
Details

Good price

£15,994

£16,995

Motors.co.uk

BD20 7DS Cross Hills, North Yorkshire

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-6%

1 / 4

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

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

Fair price

£12,900

£13,868

IG95TZ, Essex

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Availability verified

1 / 4

Used (2025) MG MG3 SE 194 HP | Fair price

2025
2,639 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

Fair price

£15,411

£15,380

AL4 0QU Hertfordshire, Hertfordshire

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Availability verified

-1%

1 / 4

Used (2025) MG MG3 SE 194 HP | Fair price

1.5 Hybrid SE 5dr Auto

2025
11,350 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

Fair price

£13,790

£13,999

WF2 9RY West Yorkshire, West Yorkshire

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Availability verified

-22%

1 / 4

New (2025) MG MG3 SE 194 HP | Fair price

2025
0 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

Fair price

£16,295

£20,995

SS15 6RW Essex, Essex

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Availability verified

1 / 4

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

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

Fair price

£14,965

HP9 1QL Buckinghamshire, Buckinghamshire

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Availability verified

1 / 1

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

2026
0 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

Fair price

£18,040

HP19 8BY Buckinghamshire, Buckinghamshire

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Availability verified

-2%

1 / 4

Used (2024) MG MG3 SE 194 HP | Fair price

1.5 Hybrid SE 5dr Auto

2024
6,543 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

Fair price

£13,991

£14,390

Exchange and Mart

WC1E 7DP Greater London, London

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Verified Dealers

Sandicliffe.co.uk

Trophy

(2024) MG MG3 Trophy 194 HP

£14,129

Fair price

Estimated price £14,147

LN2 4LD Lincolnshire, Lincolnshire

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

Carwow

Trophy

(2025) MG MG3 Trophy 194 HP

£14,790

Fair price

You save £110

BD2 1AA West Yorkshire, West Yorkshire

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

Carwow

Trophy

(2026) MG MG3 Trophy 194 HP

£14,129

Fair price

You save £571

LN2 4LD Lincolnshire, Lincolnshire

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

Carwow

Trophy

(2026) MG MG3 Trophy 194 HP

£13,495

Good price

You save £1,305

B980HX

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

1 / 4

New (2025) MG MG3 SE 116 HP | Fair price

2025
1,111 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
116 HP (85 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Fair price

£13,695

£13,795

Motors.co.uk

CV32 6AT Royal Leamington Spa, Warwickshire

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-1%

1 / 4

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

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

Fair price

£13,294

£13,495

Motors.co.uk

HG2 7AB North Yorkshire, North Yorkshire

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-4%

1 / 3

Used (2026) MG MG3 SE | Fair price

2026
1,998 miles
Trim level: SE
1.5L Electric/Petrol
Hatchback
Automatic
Details

Fair price

£15,794

£16,495

Motors.co.uk

BD20 7DS Cross Hills, North Yorkshire

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-3%

1 / 4

New (2026) MG MG3 SE 113 HP | Fair price

2026
100 miles
Trim level: SE
1.5L Petrol
Hatchback
Manual
113 HP (83 kW)
CO2 emissions: 137 g CO2/km comb.
6.1 mpg
Details

Fair price

£14,490

£14,990

Dealer

BH23 3PY Bournemouth, Christchurch And Poole, Dorset

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1 / 4

Used (2025) MG MG3 SE 194 HP | Fair price

2025
2,342 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

Fair price

£15,699

Motors.co.uk

BS34 6QB South Gloucestershire, Gloucestershire

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Carwow Leasing

Trophy

(2026) MG MG3 Trophy 194 HP

£16,895

Fair price

You save £505

B422EY

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

Carwow

Trophy

(2026) MG MG3 Trophy 194 HP

£13,884

Good price

You save £1,216

LN2 4LD Lincolnshire, Lincolnshire

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

Carwow

Trophy

(2025) MG MG3 Trophy 194 HP

£16,118

Fair price

Estimated price £15,131

CM1 2UP Essex, Essex

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

Carwow

Trophy

(2026) MG MG3 Trophy 194 HP

£15,592

Fair price

Estimated price £15,193

MK64AG

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

Showing 1 - 25 of 85 results

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MG MG3 (970)