2021 BMW 318 • Compare 50 used cars with valuation

Market overview: April-2026 Price Analysis: A used BMW 318 from 2021 currently costs between £13,995 and £24,229. On average, the mileage for this year stands at 50,725 miles. The depreciation and price trend over the last 12 months is -£1,140.

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Carwow

2021

(2021) BMW 318 M Sport 156 HP

£19,549

Fair price

You save £51

IP12DZ, Suffolk

146 g CO2/km comb. - 156 HP (114 kW) - 6.4 Mpg

Carwow

2022

(2022) BMW 318 M Sport 150 HP

£20,990

Fair price

Estimated price £20,213

CM50ER

121 g CO2/km comb. - 150 HP (110 kW) - 4.6 Mpg

Carwow

2021

(2021) BMW 318 Comfort Edition 150 HP

£16,899

Fair price

You save £201

CW7 Cheshire West And Chester, Cheshire

127 g CO2/km comb. - 150 HP (110 kW) - 4.8 Mpg

Carwow

2021

(2021) BMW 318 Comfort Edition 156 HP

£21,099

Fair price

Estimated price £20,555

CW7 Cheshire West And Chester, Cheshire

146 g CO2/km comb. - 156 HP (114 kW) - 6.4 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

-6%

1 / 4

Used (2021) BMW 318 M Sport 154 HP | Good price

3 Series Serie 3 2.0 i M Sport

2021
41,153 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
154 HP (113 kW)
CO2 emissions: 146 g CO2/km comb.
Details

Good price

£18,695

£19,950

Dealer

B98 0HX Worcestershire, Worcestershire

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-15%

1 / 3

Used (2021) BMW 318 Comfort Edition 150 HP | Super price

3 Series d MHT SE 5dr Step

2021
87,670 miles
Trim level: Comfort Edition
2.0L Diesel
Estate
Automatic
150 HP (110 kW)
Details

Super price

£12,990

£15,373

Motors.co.uk

PE1 5PT Peterborough, Cambridgeshire

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-36%

1 / 4

Used (2021) BMW 318 Sport Line 154 HP | Good price

i Sport Saloon

2021
44,841 miles
Trim level: Sport Line
2.0L Petrol
Automatic
154 HP (113 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 44.1
Details

Good price

£19,500

£30,500

Bmw.co.uk

CV5 8NA West Midlands, West Midlands

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1 / 4

Used (2021) BMW 318 Performance 150 HP | Good price

3 Series 2.0 d MHT SE Pro Touring

2021
97,000 miles
Trim level: Performance
2.0L Hybrid
Estate
Automatic
150 HP (110 kW)
Details

Good price

£13,995

Motors.co.uk

BL2 2SD Greater Manchester, Manchester

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Carwow

2019

(2019) BMW 318 M Sport 150 HP

£17,230

Fair price

Estimated price £16,743

RM13 8RH Greater London, London

167 g CO2/km comb. - 150 HP (110 kW) - 6.1 Mpg

Carwow

2019

(2019) BMW 318 150 HP

£16,637

Fair price

You save £263

RM13 8RH Greater London, London

129 g CO2/km comb. - 150 HP (110 kW) - 4.9 Mpg

Carwow

2019

(2019) BMW 318 M Sport 150 HP

£14,490

Fair price

Estimated price £14,323

NE8 3HL Tyne And Wear, Tyne And Wear

167 g CO2/km comb. - 150 HP (110 kW) - 6.1 Mpg

Carwow

2022

(2022) BMW 318 156 HP

£15,368

Fair price

Estimated price £14,923

RM13 8RH Greater London, London

152 g CO2/km comb. - 156 HP (114 kW) - 6.6 Mpg

-5%

1 / 4

Used (2021) BMW 318 M Sport | Good price

3 Series i 2.0 M Sport Auto Euro 6

2021
78,490 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
Details

Good price

£15,990

£16,990

Exchange and Mart

Berkshire, Berkshire

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New

Used (2021) BMW 318 M Sport 156 HP | Good price

3 Series SERIES i M Sport 4dr Step

2021
55,000 miles
Trim level: M Sport
2.0L Petrol
Automatic
156 HP (114 kW)
mpg: 44.1
Details

Good price

£18,650

£18,351

Dealer

ME8 0TZ Medway, Kent

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-4%

1 / 4

Used (2021) BMW 318 Comfort Edition 156 HP | Fair price

3 SERIES SALOON i M Sport 4dr Step

2021
26,150 miles
Trim level: Comfort Edition
2.0L Petrol
Sedan
Automatic
156 HP (114 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 6.4
Details

Fair price

£21,099

£21,999

CW7 Cheshire West And Chester, Cheshire

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Availability verified

-10%

1 / 4

Used (2021) BMW 318 Comfort Edition 150 HP | Fair price

3 SERIES DIESEL SALOON d SE Pro

2021
48,684 miles
Trim level: Comfort Edition
2.0L Diesel
Sedan
Manual
150 HP (110 kW)
CO2 emissions: 127 g CO2/km comb.
mpg: 4.8
Details

Fair price

£16,899

£18,799

CW7 Cheshire West And Chester, Cheshire

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Availability verified

-5%

1 / 4

Used (2021) BMW 318 M Sport 156 HP | Fair price

3 Series i M Sport 4dr Step

2021
44,348 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
156 HP (114 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 6.4
Details

Fair price

£19,549

£20,599

IP12DZ, Suffolk

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Availability verified

-1%

1 / 4

Used (2021) BMW 318 M Sport 156 HP | Fair price

3 Series i M Sport 4dr Step

2021
29,989 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
156 HP (114 kW)
Details

Fair price

£21,490

£21,895

Motors.co.uk

NG19 9BG Mansfield Woodhouse, Nottinghamshire

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Carwow

2019

(2019) Audi A3 Cabriolet S-Line 150 HP

£15,850

Fair price

You save £650

N11 1GN Greater London, London

155 g CO2/km comb. - 150 HP (110 kW) - 6.6 Mpg

Carwow

2023

(2023) Mini Cooper S Cabriolet 178 HP

£22,975

Fair price

Estimated price £22,230

SK11 0TB Cheshire East, Cheshire

146 g CO2/km comb. - 178 HP (130 kW) - 44.0 Mpg

Carwow

2022

(2022) Mini Cooper S Cabriolet Sport 178 HP

£21,490

Fair price

Estimated price £20,621

SS25RU

142 g CO2/km comb. - 178 HP (130 kW) - 6.1 Mpg

Carwow

2022

(2022) Mini Cooper S Cabriolet Exclusive 178 HP

£19,198

Fair price

You save £902

LE12 7AT Mountsorrel, Leicestershire

145 g CO2/km comb. - 178 HP (130 kW) - 6.1 Mpg

-5%

1 / 4

Used (2021) BMW 318 M Sport 154 HP | Fair price

3 Series i M Sport 4dr Step

2021
55,053 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
154 HP (113 kW)
Details

Fair price

£18,500

£19,500

Honestjohn

EH12 8LH Edinburgh, Edinburgh

View the car

-30%

1 / 4

Used (2021) BMW 318 M Sport 154 HP | Fair price

i M Sport Saloon

Sep 2021
29,039 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
154 HP (113 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 44.1
Details

Fair price

£21,755

£31,490

Bmw.co.uk

EN1 1SW Greater London, London

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-21%

1 / 4

Used (2021) BMW 318 M Sport 154 HP | Fair price

3 Series i M Sport Saloon 2.0

2021
64,805 miles
Trim level: M Sport
2.0L Petrol
Automatic
154 HP (113 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 44.1
Details

Fair price

£18,690

£23,790

Bmw.co.uk

SK4 2JZ Greater Manchester, Manchester

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-2%

1 / 4

Used (2021) BMW 318 M Sport 156 HP | Fair price

3 Series i M Sport 4dr Step Auto

2021
56,600 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
156 HP (114 kW)
Details

Fair price

£17,990

£18,490

Motors.co.uk

CW1 5NP Chorlton, Cheshire

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-2%

1 / 4

Used (2021) BMW 318 M Sport 156 HP | Fair price

3 Series 2.0 i M Sport Saloon 4dr

2021
33,500 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
156 HP (114 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 44.1
Details

Fair price

£19,999

£20,499

Motors.co.uk

CH62 4UE Birkenhead, Merseyside

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-21%

1 / 4

Used (2021) BMW 318 M Sport 156 HP | Fair price

i M Sport Saloon

May 2021
45,015 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
156 HP (114 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 44.1
Details

Fair price

£20,695

£26,490

Bmw.co.uk

M41 7GF Stretford, Manchester

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-36%

1 / 4

Used (2021) BMW 318 M Sport 154 HP | Fair price

i M Sport Saloon

Jun 2021
27,783 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
154 HP (113 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 44.1
Details

Fair price

£20,950

£32,950

Bmw.co.uk

HR1 1LN Herefordshire, Herefordshire

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1 / 3

Used (2021) BMW 318 M Sport | Fair price

3 Series d MHT M Sport 5dr Step

2021
100,000 miles
Trim level: M Sport
2.0L Diesel
Estate
Automatic
Details

Fair price

£15,499

Motors.co.uk

BH22 8FU Ferndown, Dorset

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-19%

1 / 3

Used (2021) BMW 318 M Sport 156 HP | Fair price

3 Series i M Sport Saloon 2.0

2021
45,921 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
156 HP (114 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 44.1
Details

Fair price

£19,999

£24,799

Motors.co.uk

SK9 3PB Handforth, Cheshire

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-24%

1 / 4

Used (2021) BMW 318 M Sport 156 HP | Fair price

3 Series i M Sport Saloon 2.0

Jun 2021
33,755 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
156 HP (114 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 44.1
Details

Fair price

£20,940

£27,750

Bmw.co.uk

PL6 8LD Longbridge, Devon

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Carwow

2020

(2020) Audi A5 Cabriolet S-Line 190 HP

£18,990

Fair price

You save £510

NE8 3HL Tyne And Wear, Tyne And Wear

170 g CO2/km comb. - 190 HP (139 kW) - 7.4 Mpg

Carwow

2022

(2022) Mini Cooper S Cabriolet Sport 178 HP

£19,399

Fair price

You save £601

B6 5SU West Midlands, West Midlands

142 g CO2/km comb. - 178 HP (130 kW) - 6.1 Mpg

Carwow

2022

(2022) Mini Cooper S Cabriolet Exclusive 178 HP

£18,999

Fair price

You save £301

SA7 9AG Llansamlet, West Glamorgan

145 g CO2/km comb. - 178 HP (130 kW) - 6.1 Mpg

Carwow

2022

(2022) Mini Cooper S Cabriolet Exclusive 178 HP

£17,366

Fair price

You save £234

NN12 West Northamptonshire, Northamptonshire

145 g CO2/km comb. - 178 HP (130 kW) - 6.1 Mpg

-4%

1 / 4

Used (2021) BMW 318 M Sport | Fair price

3 Series i M Sport 4dr Step

2021
29,000 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
Details

Fair price

£20,990

£21,990

Motors.co.uk

WF10 5ES Glasshoughton, West Yorkshire

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1 / 4

Used (2021) BMW 318 M Sport | Fair price

3 Series i M Sport 4dr Step

2021
42,839 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
Details

Fair price

£20,950

Motors.co.uk

CA3 0EE Cumberland, Cumbria

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-32%

1 / 4

Used (2021) BMW 318 M Sport 154 HP | Fair price

i M Sport Saloon

Nov 2021
42,939 miles
Trim level: M Sport
2.0L Petrol
Sedan
Automatic
154 HP (113 kW)
CO2 emissions: 146 g CO2/km comb.
mpg: 44.1
Details

Fair price

£20,950

£30,950

Bmw.co.uk

CA3 0EE Cumberland, Cumbria

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1 / 4

Used (2021) BMW 318 M Sport | Fair price

3 Series d MHT M Sport 4dr Step

2021
67,326 miles
Trim level: M Sport
2.0L Diesel
Sedan
Automatic
Details

Fair price

£17,995

Motors.co.uk

RG30 3SS Reading, Berkshire

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1 / 4

Used (2021) BMW 318 Sport Line | Fair price

3 Series d MHT Sport 4dr Step

2021
43,000 miles
Trim level: Sport Line
2.0L Diesel
Sedan
Automatic
Details

Fair price

£19,450

Motors.co.uk

BT52 1ST Causeway Coast And Glens

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Carwow

2022

(2022) Mini Cooper S Cabriolet Exclusive 178 HP

£20,995

Fair price

Estimated price £20,866

WC1E 7DP Greater London, London

145 g CO2/km comb. - 178 HP (130 kW) - 44.0 Mpg

Carwow

2022

(2022) Mini Cooper S Cabriolet Exclusive 178 HP

£21,492

Fair price

Estimated price £20,689

SO533YU

145 g CO2/km comb. - 178 HP (130 kW) - 6.1 Mpg

Carwow

2020

(2020) Audi A5 Cabriolet Sport 190 HP

£19,318

Fair price

Estimated price £18,299

RM13 8RH Greater London, London

156 g CO2/km comb. - 190 HP (139 kW) - 6.0 Mpg

Carwow

2021

(2021) Mini Cooper S Cabriolet Classic 178 HP

£15,200

Fair price

Estimated price £15,249

RM20 3NL Purfleet-On-Thames, Essex

141 g CO2/km comb. - 178 HP (130 kW) - 6.1 Mpg

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