AutoUncle main website

All used cars
Used electric cars
Car valuation
Free
How to sell your car
Free
Signup / Login
Log out

2023 MG MG3 • Compare 71 used cars with valuation

Featured deals

Verified Dealers

Become a verified dealer

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 Hatchback
2024
(2024) MG MG3 Exclusive 106 HP
£10,382

Fair price

You save £18
IG95TZ, Essex

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 Hatchback
2024
(2024) MG MG3 Exclusive 106 HP
£9,495

Fair price

You save £105
ST16 3UF Staffordshire, Staffordshire

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 Hatchback
2024
(2024) MG MG3 Exclusive 106 HP
£8,795

Fair price

You save £605
B422EY

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2023 Black Hatchback
2023
(2023) MG MG3 Exclusive 106 HP
£10,249

Fair price

Estimated price £9,616
WF10 5HX West Yorkshire, West Yorkshire

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

autouncle-certified

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Featured deals

Verified Dealers

Carwow

Used MG MG3 Excite 106 HP (77 kW) 2023 White Hatchback
2023
(2023) MG MG3 Excite 106 HP
£8,999

Fair price

You save £601
SA18QB Skewen, West Glamorgan

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2023 White Hatchback
2023
(2023) MG MG3 Exclusive 106 HP
£9,295

Fair price

You save £405
LE10 3DJ Leicestershire, Leicestershire

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2023 Silver Hatchback
2023
(2023) MG MG3 Exclusive 106 HP
£8,960

Fair price

Estimated price £8,932
SW17 0HB Greater London, London

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2023 Black Hatchback
2023
(2023) MG MG3 Exclusive 106 HP
£9,475

Fair price

Estimated price £9,332
LS12 2QN Armley, West Yorkshire

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

Featured deals

Verified Dealers

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2023 Black Hatchback
2023
(2023) MG MG3 Exclusive 106 HP
£8,900

Fair price

You save £700
SW17 0HB Greater London, London

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 Hatchback
2024
(2024) MG MG3 Exclusive 106 HP
£8,333

Good price

You save £1,167
OL11 Greater Manchester, Manchester

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

Carwow

Used MG MG3 Excite 106 HP (77 kW) 2024 Hatchback
2024
(2024) MG MG3 Excite 106 HP
£8,795

Good price

You save £905
SS15 6RW Essex, Essex

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 Hatchback
2024
(2024) MG MG3 Exclusive 106 HP
£9,399

Fair price

You save £601
CW7 Cheshire West And Chester, Cheshire

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

Featured deals

Verified Dealers

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2023 White Hatchback
2023
(2023) MG MG3 Exclusive 106 HP
£10,899

Fair price

Estimated price £10,143
TS18 3RW Stockton-On-Tees, Durham

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 Silver Hatchback
2024
(2024) MG MG3 Exclusive 106 HP
£9,950

Fair price

You save £250
OL11 2NQ Greater Manchester, Manchester

147 g CO2/km comb. - 106 HP (77 kW) - 43.3 Mpg

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 Hatchback
2024
(2024) MG MG3 Exclusive 106 HP
£10,249

Fair price

You save £151
PR25PD

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 Hatchback
2024
(2024) MG MG3 Exclusive 106 HP
£8,490

Good price

You save £1,310
BD21AA

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

Featured deals

Verified Dealers

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 Hatchback
2024
(2024) MG MG3 Exclusive 106 HP
£8,280

Fair price

You save £920
EN88DY

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2024 Blue Hatchback
2024
(2024) MG MG3 Exclusive 106 HP
£10,990

Fair price

Estimated price £10,686
SR5 3JN Tyne And Wear, Tyne And Wear

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

Carwow

Used MG MG3 Exclusive 106 HP (77 kW) 2023 Black Hatchback
2023
(2023) MG MG3 Exclusive 106 HP
£10,200

Fair price

Estimated price £9,897
DD2 4SU Dundee City Council, Dundee

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

Carwow

Used MG MG3 Excite 106 HP (77 kW) 2024 Hatchback
2024
(2024) MG MG3 Excite 106 HP
£8,150

Good price

You save £1,450
N11 1GN Greater London, London

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

Showing 1 - 25 of 73 results

How much does a used MG MG3 cost? Prices, ratings and depreciation by model year

How much does a used MG MG3 cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2026 MG MG3

£13,834 - £21,095£17,5810 miles+£500197

2025 MG MG3

£13,462 - £21,095£15,8964,200 miles-£800171

2024 MG MG3

£8,043 - £21,095£12,9339,700 miles-£4,120106

2023 MG MG3

£8,259 - £10,899£9,54319,400 miles-£3,50071

2022 MG MG3

£7,477 - £12,177£9,09626,900 miles-£2,38073

2021 MG MG3

£6,832 - £8,996£8,25028,700 miles-£2,54032

2020 MG MG3

£6,954 - £8,992£8,02332,200 miles-£1,76033

2019 MG MG3

£5,497 - £8,647£7,12242,700 miles-£1,28073

2018 MG MG3

£3,619 - £7,999£5,82343,500 miles-£1,68026

2017 MG MG3

£3,215 - £5,124£4,29747,200 miles-£58016

2016 MG MG3

£2,540 - £4,999£3,93761,500 miles-£54010

2015 MG MG3

£1,999 - £4,954£3,28560,700 miles-£68022

2014 MG MG3

£1,395 - £4,455£3,12980,500 miles-£780< 10

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 10 July 2026

Comparison of MG MG3 variants and prices

Below you can compare prices and depreciation for the 4 most popular MG MG3 variants. The table is updated daily with data from the market in United Kingdom.

Comparison of MG MG3 variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

🏆 The most popular

MG MG3 Trophy

£13,819 - £21,095£16,7612,300 miles-£2,200326
📈 The best value

MG MG3 SE

£12,800 - £19,495£15,980100 miles-£520104

MG MG3 Exclusive

£6,798 - £10,795£8,73727,000 miles-£1,540232
💰 The budget choice

MG MG3 Excite

£5,660 - £9,996£7,94032,300 miles-£1,90094

*The 'Price range' column shows the prices at the 5th and 95th percentiles of cars in the current market

The data is based on the cars currently listed on AutoUncle

Last updated: 10 July 2026

Which variant should you choose?

💰 The budget choice

The Excite is the cheapest entry point with an average price of £7,940.

🏆 The most popular

There are the most Trophy for sale right now (326), which gives you the most options to choose from.

📈 The best value

The SE has held its price stable with minimal loss in value over the past year (-£520).

autouncle-certified

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

See MG MG3