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MG MG3 in Harpenden • 15 cars with AutoUncle Valuation

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Carwow

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

(2024) MG MG3 Trophy 194 HP

£14,707

Fair price

You save £193

AL4 0QU Hertfordshire, Hertfordshire

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

Carwow

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

(2025) MG MG3 Trophy 194 HP

£15,331

Fair price

Estimated price £15,216

WD17 2JJ Hertfordshire, Hertfordshire

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

Carwow

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

(2024) MG MG3 Trophy 194 HP

£14,160

Fair price

You save £640

EN8 8DY Hertfordshire, Hertfordshire

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

Carwow

(2025) MG MG3 Trophy 194 HP

£16,366

Fair price

Estimated price £15,378

AL4 0QU Hertfordshire, Hertfordshire

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

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-10%

1 / 4

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

2022
23,150 miles
Trim level: Excite
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 147 g CO2/km comb.
6.7 mpg
Details

Good price

£7,749

£8,699

Dealer

HP2 7AZ Hertfordshire, Hertfordshire

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-4%

1 / 3

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

1.5 Hybrid Trophy 5dr Auto

2024
7,469 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

Fair price

£14,707

£15,419

AL4 0QU Hertfordshire, Hertfordshire

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1 / 3

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

1.5 Hybrid Trophy 5dr Auto

2025
2,338 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

Fair price

£16,366

£16,382

AL4 0QU Hertfordshire, Hertfordshire

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Availability verified

-11%

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

1.5 Hybrid SE 5dr Auto

2026
3,500 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

£15,999

£17,999

Dealer

HP2 7AZ Hertfordshire, Hertfordshire

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Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2023 Silver Hatchback

(2023) MG MG3 Exclusive 106 HP

£9,580

Fair price

You save £220

EN8 8DY Hertfordshire, Hertfordshire

147 g CO2/km comb. - 106 HP (77 kW) - 6.7 Mpg

Carwow

Used MG MG3 Excite 106 HP (77 kW) 2023 Blue Hatchback

(2023) MG MG3 Excite 106 HP

£8,280

Fair price

You save £620

EN8 8DY Hertfordshire, Hertfordshire

147 g CO2/km comb. - 106 HP (77 kW) - 6.7 Mpg

Carwow

(2024) MG MG3 Trophy 194 HP

£14,707

Fair price

You save £193

AL4 0QU Hertfordshire, Hertfordshire

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

Carwow

(2025) MG MG3 Trophy 194 HP

£15,331

Fair price

Estimated price £15,216

WD17 2JJ Hertfordshire, Hertfordshire

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

-3%

1 / 4

Used (2026) MG MG3 Trophy 194 HP | Fair price

1.5 Hybrid Trophy 5dr Auto

2026
5,656 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

Fair price

£16,199

£16,749

Dealer

HP2 7AZ Hertfordshire, Hertfordshire

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Used (2020) MG MG3 Exclusive 106 HP | Fair price

1.5 VTi-TECH Exclusive 5dr

2020
35,330 miles
Trim level: Exclusive
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 152 g CO2/km comb.
6.7 mpg
Details

Fair price

£7,199

£7,999

Dealer

HP2 7AZ Hertfordshire, Hertfordshire

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1 / 4

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

1.5 Hybrid Trophy 5dr Auto

2025
3,014 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

Fair price

£16,249

Dealer

HP2 7AZ Hertfordshire, Hertfordshire

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New

1 / 1

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

1.5 SE 5dr

2026
15 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

£14,999

Dealer

HP2 7AZ Hertfordshire, Hertfordshire

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New

1 / 1

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

1.5 SE 5dr

2026
17 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

£14,999

Dealer

HP2 7AZ Hertfordshire, Hertfordshire

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New

1 / 1

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

1.5 SE 5dr

2026
20 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

£14,999

Dealer

HP2 7AZ Hertfordshire, Hertfordshire

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Featured deals

Carwow

(2024) MG MG3 Trophy 194 HP

£14,160

Fair price

You save £640

EN8 8DY Hertfordshire, Hertfordshire

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

Carwow

(2025) MG MG3 Trophy 194 HP

£16,366

Fair price

Estimated price £15,378

AL4 0QU Hertfordshire, Hertfordshire

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

Carwow

(2023) MG MG3 Exclusive 106 HP

£9,580

Fair price

You save £220

EN8 8DY Hertfordshire, Hertfordshire

147 g CO2/km comb. - 106 HP (77 kW) - 6.7 Mpg

Carwow

(2023) MG MG3 Excite 106 HP

£8,280

Fair price

You save £620

EN8 8DY Hertfordshire, Hertfordshire

147 g CO2/km comb. - 106 HP (77 kW) - 6.7 Mpg

New

1 / 1

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

1.5 SE 5dr

2026
22 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

£14,999

Dealer

HP2 7AZ Hertfordshire, Hertfordshire

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1 / 4

Used (2021) MG MG3 Exclusive 106 HP | Fair price

2021
32,248 miles
Trim level: Exclusive
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 140 g CO2/km comb.
6.7 mpg
Details

Fair price

£7,989

Exchange and Mart

Hertfordshire, Hertfordshire

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1 / 4

Used (2021) MG MG3 Exclusive 106 HP | Fair price

2021
28,902 miles
Trim level: Exclusive
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 140 g CO2/km comb.
6.7 mpg
Details

Fair price

£7,989

Exchange and Mart

Hertfordshire, Hertfordshire

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1 / 1

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

1.5 VTi-TECH Exclusive Nav Euro 6

2022
75,000 miles
Trim level: Exclusive
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 140 g CO2/km comb.
6.7 mpg
Details

Fair price

£6,795

Dealer

SG1 2JE Hertfordshire, Hertfordshire

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1 / 1

Used (2019) MG MG3 Excite 106 HP | A bit pricey

1.5 VTi-TECH Excite Hatchback 5dr

2019
111,000 miles
Trim level: Excite
1.5L Petrol
Hatchback
Manual
106 HP (77 kW)
CO2 emissions: 140 g CO2/km comb.
6.7 mpg
Details

A bit pricey

£4,980

£4,990

Dealer

AL7 4SN Hertfordshire, Hertfordshire

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Carwow

Used Ford Tourneo Connect Titanium 122 HP (89 kW) 2023 Blue MPV

(2023) Ford Tourneo Connect Titanium 122 HP

£18,470

Fair price

Estimated price £18,244

EN8 8DY Hertfordshire, Hertfordshire

129 g CO2/km comb. - 122 HP (89 kW) - 4.2 Mpg

Carwow

Used Citroën Berlingo 102 HP (75 kW) 2025 White MPV

(2025) Citroën Berlingo 102 HP

£14,749

Fair price

You save £551

EN8 9SE Cheshunt, Hertfordshire

171 g CO2/km comb. - 102 HP (75 kW) - 5.4 Mpg

Carwow

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

(2022) Mazda 3 Inclusive 122 HP

£14,350

Fair price

You save £350

WD3 3RT Croxley Green, Hertfordshire

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

Carwow

Used Citroën Berlingo 131 HP (96 kW) 2022 White MPV

(2022) Citroën Berlingo 131 HP

£11,990

Fair price

You save £310

WD18 8YH Hertfordshire, Hertfordshire

151 g CO2/km comb. - 131 HP (96 kW) - 5.2 Mpg

Showing 1 - 15 of 15 results

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MG MG3 (1000+)