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BMW X3 M (petrol) • 97 cars with Valuation

Average sales data

Avg. price

£50,386

Cars found

93

Depreciation

-

Avg. sale time

36 days

Autouncle Certified

Price checked by AutoUncle

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Carwow

Used BMW X3 M Competition Edition 510 HP (375 kW) 2021 SUV
Petrol
(2021) BMW X3 M Competition Edition 510 HP
£46,790

Good price

You save £2,010
DN59TJ

261 g CO2/km comb. - 510 HP (375 kW) - 11.3 Mpg

Carwow

Used BMW X3 M Competition Edition 510 HP (375 kW) 2021 Grey SUV
Petrol
(2021) BMW X3 M Competition Edition 510 HP
£48,888

Super price

You save £4,212
KA8 8DP Ayrshire, Ayrshire And Arran

261 g CO2/km comb. - 510 HP (375 kW) - 11.3 Mpg

Carwow

Used BMW X3 M Competition Edition 510 HP (375 kW) 2024 SUV
Petrol
(2024) BMW X3 M Competition Edition 510 HP
£52,495

Super price

You save £6,505
TN32 5LP Mountfield, East Sussex

247 g CO2/km comb. - 510 HP (375 kW) - 10.7 Mpg

Sandicliffe.co.uk

New Ineos Grenadier 286 HP (210 kW) 2025 Black Estate
Petrol
(2025) Ineos Grenadier 286 HP
£44,995

Good price

You save £2,005
Nottingham, Nottinghamshire

325 g CO2/km comb. - 286 HP (210 kW) - 14.4 Mpg

autouncle-certified

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

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Carwow

Used Audi RS Q3 Sportback Sport 400 HP (294 kW) 2023 SUV
Petrol
(2023) Audi RS Q3 Sportback Sport 400 HP
£48,698

Fair price

You save £1,302
HR11LN

227 g CO2/km comb. - 400 HP (294 kW) - 10.0 Mpg

Carwow

Used BMW 840 M Sport 333 HP (244 kW) 2024 Blue Coupe
Petrol
(2024) BMW 840 M Sport 333 HP
£43,875

Fair price

Estimated price £43,046
RH10 1TN West Sussex, West Sussex

195 g CO2/km comb. - 333 HP (244 kW) - 33.2 Mpg

Carwow Leasing

New Audi A5 Black Edition 150 HP (110 kW) 2026 Sedan
Petrol
(2026) Audi A5 Black Edition 150 HP
£47,500

Good price

You save £2,600
BH124QN

157 g CO2/km comb. - 150 HP (110 kW) - 6.8 Mpg

Carwow

Used Audi Q8 Black Edition 340 HP (250 kW) 2022 Black SUV
Petrol
(2022) Audi Q8 Black Edition 340 HP
£43,990

Fair price

You save £1,010
CM5 0ER Magdalen Laver, Essex

243 g CO2/km comb. - 340 HP (250 kW) - 10.2 Mpg

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New BMW X2 M Sport 170 HP (125 kW) 2026 SUV
Petrol
(2026) BMW X2 M Sport 170 HP
£44,510

Fair price

Estimated price £43,551
TN2 3UE Kent, Kent

131 g CO2/km comb. - 170 HP (125 kW) - 5.8 Mpg

Carwow Leasing

New BMW 420 M Sport 184 HP (135 kW) 2026 Coupe
Petrol
(2026) BMW 420 M Sport 184 HP
£45,466

Good price

You save £2,734
DH11HP Gateshead, Durham

153 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Carwow

Used Land Rover Range Rover Sport SE Dynamic 400 HP (294 kW) 2023 Black SUV
Petrol
(2023) Land Rover Range Rover Sport SE Dynamic 400 HP
£61,900

Fair price

Estimated price £61,455
TN12 5HD East Peckham, Kent

217 g CO2/km comb. - 400 HP (294 kW) - 9.4 Mpg

Carwow

Used BMW M4 Competition Edition 510 HP (375 kW) 2023 Coupe
Petrol
(2023) BMW M4 Competition Edition 510 HP
£48,995

Super price

You save £6,205
EH27 8DF West Lothian, West Lothian

223 g CO2/km comb. - 510 HP (375 kW) - 9.8 Mpg

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New Audi A5 S-Line 299 HP (219 kW) 2026 Estate
Petrol
(2026) Audi A5 S-Line 299 HP
£55,797

Fair price

Estimated price £55,027
BL2 1NN Greater Manchester, Manchester

50 g CO2/km comb. - 299 HP (219 kW) - 2.2 Mpg

Carwow Leasing

New Audi A5 Black Edition 204 HP (150 kW) 2026 Sedan
Petrol
(2026) Audi A5 Black Edition 204 HP
£51,895

Fair price

You save £1,805
BH124QN

158 g CO2/km comb. - 204 HP (150 kW) - 6.9 Mpg

Carwow

Used Porsche Macan 265 HP (194 kW) 2025 SUV
Petrol
(2025) Porsche Macan 265 HP
£43,000

Super price

You save £6,400
CM1 3BH Essex, Essex

228 g CO2/km comb. - 265 HP (194 kW) - 10.0 Mpg

Carwow Leasing

New Audi Q3 S-Line 150 HP (110 kW) 2026 SUV
Petrol
(2026) Audi Q3 S-Line 150 HP
£42,933

Fair price

Estimated price £41,816
TD75LG Nottingham, Roxburghshire

144 g CO2/km comb. - 150 HP (110 kW) - 6.3 Mpg

Featured deals

Verified Dealers

Carwow Leasing

New BMW X3 M Sport 208 HP (152 kW) 2026 SUV
Petrol
(2026) BMW X3 M Sport 208 HP
£55,530

Fair price

You save £1,170
PE304NA Kings Lynn, Norfolk

159 g CO2/km comb. - 208 HP (152 kW) - 6.9 Mpg

Carwow Leasing

New BMW X1 M Sport 170 HP (125 kW) 2026 SUV
Petrol
(2026) BMW X1 M Sport 170 HP
£43,515

Fair price

Estimated price £41,975
HU9 1TQ Kingston Upon Hull, East Yorkshire

130 g CO2/km comb. - 170 HP (125 kW) - 5.8 Mpg

Carwow Leasing

New BMW 230 M Sport 245 HP (180 kW) 2025 Coupe
Petrol
(2025) BMW 230 M Sport 245 HP
£41,660

Good price

You save £2,640
B78 3HG Staffordshire, Staffordshire

151 g CO2/km comb. - 245 HP (180 kW) - 6.6 Mpg

Carwow Leasing

New BMW 420 M Sport 184 HP (135 kW) 2026 Coupe
Petrol
(2026) BMW 420 M Sport 184 HP
£46,724

Fair price

Estimated price £46,654
RH101TN

153 g CO2/km comb. - 184 HP (135 kW) - 6.6 Mpg

Showing 1 - 25 of 93 results

How much does a used BMW X3 M cost? Prices, ratings and depreciation by model year

How much does a used BMW X3 M cost? Prices, ratings and depreciation by model year

Model year

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

2024 BMW X3 M

£42,850 - £69,572£62,56612,300 miles+£5,32017

2023 BMW X3 M

£50,973 - £64,993£59,13125,700 miles-£24016

2022 BMW X3 M

£33,028 - £59,992£53,48731,600 miles-£90015

2026 BMW X3 M

£40,193 - £57,384£49,5327,100 miles-< 10

2021 BMW X3 M

£36,243 - £56,485£48,09635,000 miles+£1,14011

2025 BMW X3 M

£44,159 - £47,550£45,6687,900 miles-£800< 10

2019 BMW X3 M

£33,635 - £45,255£39,85357,300 miles-£2,56012

2020 BMW X3 M

£25,240 - £46,748£38,30536,700 miles-£3,36011

*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: 19 July 2026

Comparison of BMW X3 M variants and prices

Below you can compare prices and depreciation for the 2 most popular BMW X3 M variants. The table is updated daily with data from the market in United Kingdom.

Comparison of BMW X3 M variants and prices

Variant

Price range*

Avg. Price

Median Mileage

Depreciation
(12 mth.)

Cars for sale

🏆 The most popular

BMW X3 M Competition Edition

£38,643 - £67,735£53,47232,100 miles+£3,10071
💰 The budget choice

BMW X3 M M Sport

£25,565 - £54,740£42,4929,000 miles+£44022

*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: 19 July 2026

Which variant should you choose?

💰 The budget choice

The M Sport is the cheapest entry point with an average price of £42,492.

🏆 The most popular

There are the most Competition Edition for sale right now (71), which gives you the most options to choose from.

📈 The best value

The Competition Edition has held its price stable with minimal loss in value over the past year (+£3,100).

autouncle-certified

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

See BMW X3 M

Price Information

BMW X3 M

Price ratingAverage price

Super

£46,768

Good

£45,870

Fair

£53,300

Poor

£51,234

Bad

£59,034

Price valuation FAQs