(2025) BMW 123 used • 57 cars for sale

Market overview: Price analysis for December: A used BMW 123 from 2025 typically costs between £28,795 and £33,350. The average mileage for this model year is 6,394. Depreciation over the last 12 months is -£5,080.

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White Used 2025 BMW 123 M Sport Hatchback | £28,920 (Fair price)

BMW 123 - 1 Series xDrive M Sport 5dr Step Auto

Fair price

PE46ZL, Cambridgeshire

135 g CO2/km comb. - 215 HP (158 kW) - 5.9 Mpg

Carwow

Black New 2025 Citroën C5 Hatchback | £24,995 (Fair price)

Citroën C5 Aircross MAX EDITION

Fair price

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

Carwow

New 2025 Citroën C5 Hatchback | £25,498 (Fair price)

Citroën C5 Aircross 1.5D Max Edition 5dr Auto Diesel Hatchback

Fair price

DE214XF, Derbyshire

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

Carwow

New 2025 Citroën C5 Hatchback | £25,288 (Fair price)

Citroën C5 - Aircross 1.2 Hybrid 145 Plus 5dr Auto

Fair price

Estimated price £24,746

DE142AW Gateshead, Tyne and Wear

122 g CO2/km comb. - 145 HP (106 kW) - 5.4 Mpg

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

Used (2025) BMW 123 M Sport 215 HP | Good price

1 Series F70xDrive M Sport 2.0

215 HP (158 kW)

135 g CO2/km comb.

FK7 7RZ Stirling

Good price

You save £2,205

FK7 7RZ Stirling

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Good price

1 Series xDrive M Sport 2.0

215 HP (158 kW)

135 g CO2/km comb.

EN1 1SW Enfield, London

Good price

You save £1,914

EN1 1SW Enfield, London

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Good price

1 SeriesxDrive M Sport 5dr Step

215 HP (158 kW)

135 g CO2/km comb.

IP1 6JZ Ipswich, Suffolk

Good price

You save £1,805

IP1 6JZ Ipswich, Suffolk

Visit Carsite.co.uk

Used (2025) BMW 123 M Sport 215 HP | Good price

1 SeriesxDrive M Sport 2.0 5dr

215 HP (158 kW)

135 g CO2/km comb.

HD1 6NN Huddersfield, West Yorkshire

Good price

You save £1,550

HD1 6NN Huddersfield, West Yorkshire

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Good price

1 SeriesxDrive M Sport 5dr Step

215 HP (158 kW)

135 g CO2/km comb.

IP1 6JZ Ipswich, Suffolk

Good price

You save £2,405

IP1 6JZ Ipswich, Suffolk

Visit Group1auto.co.uk

Used (2025) BMW 123 M Sport 215 HP | Good price

1 Series 2.0 i MHT M Sport

215 HP (158 kW)

135 g CO2/km comb.

DA14 5BG Sidcup, London

Good price

You save £1,854

DA14 5BG Sidcup, London

Visit Bmw.co.uk

New (2025) BMW 123 M Sport 204 HP | Good price

1 SeriesxDrive M Sport 5dr Step

204 HP (150 kW)

135 g CO2/km comb.

Good price

You save £1,850

Visit Group1auto.co.uk

Used (2025) BMW 123 M Sport 215 HP | Good price

1 SeriesxDrive M Sport HEATED

215 HP (158 kW)

136 g CO2/km comb.

West Yorkshire, West Yorkshire

Good price

You save £1,950

West Yorkshire, West Yorkshire

Visit Exchange and Mart

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Used (2025) BMW 123 M Sport 215 HP | Fair price

- 1 Series xDrive M Sport 5dr Step

215 HP (158 kW)

135 g CO2/km comb.

PE46ZL, Cambridgeshire

Fair price

PE46ZL, Cambridgeshire

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 SeriesxDrive M Sport 2.0 5dr

215 HP (158 kW)

135 g CO2/km comb.

MK15 0DQ Milton Keynes, Buckinghamshire

Fair price

MK15 0DQ Milton Keynes, Buckinghamshire

Visit Bmw.co.uk

Featured deals

Carwow

Photos coming soon

Photos coming soon

Citroën C5 - Aircross 1.5D Max Edition 5dr Auto

Fair price

WR38UA Worcester, Worcestershire

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

Carwow

Used 2023 Citroën C5 Hatchback | £19,849 (Fair price)

Citroën C5 Aircross 1.5 BlueHDi C-Series Edition 5dr EAT8 Diesel Hatchback

Fair price

Estimated price £19,636

DE214XF, Derbyshire

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

Carwow

Used 2025 Citroën C5 Hatchback | £20,245 (Fair price)

Citroën C5 - Aircross 1.5D Plus 5dr Auto

Fair price

Estimated price £20,245

M54DG, Manchester

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

Carwow

Grey Used 2024 Citroën C5 PureTech Hatchback | £20,850 (Fair price)

Citroën C5 - Aircross 1.2 Hybrid 136 E-series 5dr e-DCS6

Fair price

Estimated price £19,826

WD33RT Watford, Hertfordshire

130 g CO2/km comb. - 136 HP (100 kW) - 5.3 Mpg

Used (2025) BMW 123 M Sport 218 HP | Fair price

1 SeriesxDrive M Sport 5dr Step

218 HP (160 kW)

IP16JZ Ipswich, Suffolk

Fair price

IP16JZ Ipswich, Suffolk

Visit Honestjohn

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 Series xDrive M Sport 2.0

215 HP (158 kW)

140 g CO2/km comb.

GL51 6UP Cheltenham, Gloucestershire

Fair price

Estimated price £31,153

GL51 6UP Cheltenham, Gloucestershire

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 SeriesxDrive M Sport 2.0 5dr

215 HP (158 kW)

138 g CO2/km comb.

Fair price

Estimated price £31,228

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 Series xDrive M Sport 2.0

215 HP (158 kW)

140 g CO2/km comb.

GL51 6UP Cheltenham, Gloucestershire

Fair price

GL51 6UP Cheltenham, Gloucestershire

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 Series xDrive M Sport 2.0

215 HP (158 kW)

140 g CO2/km comb.

GL51 6UP Cheltenham, Gloucestershire

Fair price

Estimated price £31,180

GL51 6UP Cheltenham, Gloucestershire

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 SeriesxDrive M Sport 2.0 5dr

215 HP (158 kW)

136 g CO2/km comb.

MK15 0DQ Milton Keynes, Buckinghamshire

Fair price

Estimated price £31,194

MK15 0DQ Milton Keynes, Buckinghamshire

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 Series xDrive M Sport 2.0

215 HP (158 kW)

140 g CO2/km comb.

WF2 9BE Wakefield, West Yorkshire

Fair price

Estimated price £31,148

WF2 9BE Wakefield, West Yorkshire

Visit Bmw.co.uk

New (2025) BMW 123 M Sport 215 HP | Fair price

1 Series xDrive M Sport 2.0

215 HP (158 kW)

135 g CO2/km comb.

OL11 2PX Rochdale, Manchester

Fair price

Estimated price £31,274

OL11 2PX Rochdale, Manchester

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 SeriesxDrive M Sport 2.0 5dr

215 HP (158 kW)

136 g CO2/km comb.

M41 7GF Manchester, Manchester

Fair price

You save £1,010

M41 7GF Manchester, Manchester

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 Series F70xDrive M Sport 2.0

215 HP (158 kW)

136 g CO2/km comb.

M41 7GF Manchester, Manchester

Fair price

M41 7GF Manchester, Manchester

Visit Bmw.co.uk

Featured deals

Carwow

Used 2024 Citroën C5 Hatchback | £21,598 (Fair price)

Citroën C5 Aircross 1.2 Hybrid 136 E-series 5dr e-DCS6 Petrol Hatchback

Fair price

Estimated price £20,531

DE142AW, Staffordshire

130 g CO2/km comb. - 136 HP (100 kW) - 50.0 Mpg

Carwow

Used 2023 Citroën C5 PureTech Hatchback | £19,900 (Fair price)

Citroën C5 - Aircross 1.2 PureTech Shine 5dr EAT8

Fair price

Estimated price £18,770

SW170HB, London

149 g CO2/km comb. - 131 HP (96 kW) - 6.0 Mpg

Carwow

Used 2023 Citroën C5 Shine Hatchback | £16,200 (Fair price)

Citroën C5 - Aircross 1.5 BlueHDi Shine 5dr EAT8

Fair price

Estimated price £16,183

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

Carwow

Used 2023 Citroën C5 PureTech Hatchback | £16,317 (Fair price)

Citroën C5 - Aircross 1.2 PureTech Sense Plus 5dr

Fair price

Estimated price £16,058

141 g CO2/km comb. - 131 HP (96 kW) - 5.7 Mpg

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 SeriesxDrive M Sport 2.0 5dr

215 HP (158 kW)

136 g CO2/km comb.

M41 7GF Manchester, Manchester

Fair price

M41 7GF Manchester, Manchester

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 Series xDrive M Sport 2.0

215 HP (158 kW)

136 g CO2/km comb.

GL51 6UP Cheltenham, Gloucestershire

Fair price

You save £1,205

GL51 6UP Cheltenham, Gloucestershire

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 Series xDrive M Sport 2.0

215 HP (158 kW)

140 g CO2/km comb.

BB1 3NU Blackburn, Lancashire

Fair price

Estimated price £31,213

BB1 3NU Blackburn, Lancashire

Visit Bmw.co.uk

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 SeriesxDrive M Sport 5dr Step

215 HP (158 kW)

136 g CO2/km comb.

Delivered to you

Fair price

You save £1,105

Delivered to you

Used (2025) BMW 123 M Sport 215 HP | Fair price

1 SeriesxDrive M Sport 2.0 5dr

215 HP (158 kW)

140 g CO2/km comb.

NE2 4LE Newcastle Upon Tyne, Tyne and Wear

Fair price

Estimated price £31,204

NE2 4LE Newcastle Upon Tyne, Tyne and Wear

Visit Bmw.co.uk

Featured deals

Carwow

Used 2023 Citroën C5 Hatchback | £19,254 (Fair price)

Citroën C5 Aircross 1.2 Hybrid 136 E-series 5dr e-DCS6 Petrol Hatchback

Fair price

Estimated price £18,579

WR38UA, Worcestershire

130 g CO2/km comb. - 136 HP (100 kW) - 50.0 Mpg

Carwow

Used 2023 Citroën C5 Hatchback | £17,351 (Fair price)

Citroën C5 Aircross 1.5 BlueHDi C-Series Edition 5dr EAT8 Diesel Hatchback

Fair price

DE142AW, Staffordshire

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

Carwow

Used 2023 Citroën C5 PureTech Hatchback | £15,600 (Fair price)

Citroën C5 - Aircross 1.2 PureTech Sense Plus 5dr

Fair price

Estimated price £15,191

141 g CO2/km comb. - 131 HP (96 kW) - 5.7 Mpg

Carwow

Used 2023 Citroën C5 PureTech Hatchback | £14,100 (Fair price)

Citroën C5 - Aircross 1.2 PureTech Shine 5dr EAT8

Fair price

SW170HB, London

149 g CO2/km comb. - 131 HP (96 kW) - 6.0 Mpg

Showing 1 - 25 of 56 results

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive