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2025 Mercedes C300 • Compare 15 used cars with valuation

Market overview: February Price Analysis: A used Mercedes C300 from 2025 currently costs between £31,949 and £54,600. On average, the mileage for this year stands at 7,527 miles. The depreciation and price trend over the last 12 months is -£11,460.

Featured deals

Carwow

Grey Used 2024 Mercedes C300 AMG Line Premium Plus Estate | £34,995 (Fair price)
Mercedes C300 - C-Class Estate AMG Line Premium Plus 5dr 9G-Tronic
£34,995

Fair price

Estimated price £33,922
IG103NY, Essex

137 g CO2/km comb. - 265 HP (194 kW) - 5.2 Mpg

Carwow

New 2025 BMW 230 M Sport Coupe | £43,789 (Super price)
BMW 230 - 2 Series Coupe i M Sport 2dr Step Auto
£43,789

Super price

You save £5,811
B783HG Tamworth, Staffordshire

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

Carwow

Used 2023 BMW 530 M Sport Estate | £34,499 (Fair price)
BMW 530 - 5 Series Touring d xDrive MHT M Sport 5dr Auto
£34,499

Fair price

Estimated price £33,054
NN39HX, Northamptonshire

154 g CO2/km comb. - 286 HP (210 kW) - 5.9 Mpg

Carwow

Used 2025 Mercedes CLA45 AMG AMG Sedan | £51,656 (Good price)
Mercedes CLA45 AMG - AMGS 4Matic+ Plus 4dr Tip Auto
£51,656

Good price

You save £2,944
HP91QJ, Buckinghamshire

204 g CO2/km comb. - 421 HP (309 kW) - 9.0 Mpg

autouncle-certified

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

1 / 4

Used (2025) Mercedes C300 AMG Line Premium 258 HP | Good price

C-Class C CLASS AMG Line Premium

  • 2025
  • 8,086 miles
  • Trim level: AMG Line Premium
  • 2.0L Petrol
  • Automatic
  • 258 HP (189 kW)
  • Details
autouncle-certified

Good price

£32,826
£32,990
Dealer
NG2 1RS Nottingham, Nottinghamshire
1 / 4

Used (2025) Mercedes C300 AMG Line Premium 258 HP | Fair price

C Class AMG Line Premium 5dr

  • Jul 2025
  • 9,757 miles
  • Trim level: AMG Line Premium
  • 2.0L Petrol
  • Estate
  • Automatic
  • 258 HP (189 kW)
  • CO2: 160 g CO2/km comb.
  • Details
autouncle-certified

Fair price

£35,650
Dealer
Norwich, Norfolk
-1%
1 / 4

Used (2025) Mercedes C300 AMG Line Premium 258 HP | Fair price

C Class AMG Line Premium 5dr

  • 2025
  • 13,176 miles
  • Trim level: AMG Line Premium
  • 2.0L Petrol
  • Estate
  • Automatic
  • 258 HP (189 kW)
  • Details
autouncle-certified

Fair price

£34,495
£34,995
Motors.co.uk
GU1 1RU Guildford, Surrey
1 / 4

Used (2025) Mercedes C300 AMG Line Premium 258 HP | Fair price

C-Class AMG Line Premium

  • 2025
  • 5,903 miles
  • Trim level: AMG Line Premium
  • 2.0L Petrol
  • Automatic
  • 258 HP (189 kW)
  • Details
autouncle-certified

Fair price

£35,990
£35,780
Dealer
PR2 2TY Preston, Lancashire
New

Used (2025) Mercedes C300 AMG Line Premium 258 HP | Fair price

C Class AMG LINE PREMIUM MH

  • 2025
  • 5,067 miles
  • Trim level: AMG Line Premium
  • 2.0L Petrol
  • Estate
  • Automatic
  • 258 HP (189 kW)
  • Details
autouncle-certified

Fair price

£34,995
Motors.co.uk
KT17 1JG Epsom, Surrey
1 / 4

Used (2025) Mercedes C300 AMG Line Premium Plus 258 HP | A bit pricey

- C-Class Saloon AMG Line Premium

  • 2025
  • 34,689 miles
  • Trim level: AMG Line Premium Plus
  • 2.0L Petrol
  • Sedan
  • Automatic
  • 258 HP (189 kW)
  • mpg: 6.6
  • CO2: 152 g CO2/km comb.
  • Details
autouncle-certified

A bit pricey

£31,949
£31,999
B692AS, West Midlands
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Availability verified
1 / 3

Used (2025) Mercedes C300 AMG Line Premium Plus 265 HP | Expensive

- C-Class Estate AMG Line Premium

  • 2025
  • 6,441 miles
  • Trim level: AMG Line Premium Plus
  • 2.0L Diesel
  • Estate
  • Automatic
  • 265 HP (194 kW)
  • mpg: 5.2
  • CO2: 137 g CO2/km comb.
  • Details
autouncle-certified

Expensive

£42,303
£42,114
WS118XR, Staffordshire
View the car
Availability verified

Used (2025) Mercedes C300 AMG Line Premium 265 HP | Expensive

C-Class AMG Line Premium [Pan

  • 2025
  • 10,154 miles
  • Trim level: AMG Line Premium
  • 2.0L Diesel
  • Estate
  • Automatic
  • 265 HP (194 kW)
  • Details
autouncle-certified

Expensive

£43,680
£43,890
Buyacar
Delivered to you
New
1 / 4

New (2025) Mercedes C300 AMG Line Premium Plus 265 HP

- C-Class Estate AMG Line Premium

  • 2025
  • 0 miles
  • Trim level: AMG Line Premium Plus
  • 2.0L Diesel
  • Estate
  • Automatic
  • 265 HP (194 kW)
  • mpg: 5.2
  • CO2: 137 g CO2/km comb.
  • Details
£54,600
Not evaluated
M456TQ, Manchester
View the car
Availability verified

New (2025) Mercedes C300 AMG Line Premium Plus 258 HP

- C-Class Estate AMG Line Premium

  • 2025
  • 0 miles
  • Trim level: AMG Line Premium Plus
  • 2.0L Petrol
  • Estate
  • Automatic
  • 258 HP (189 kW)
  • mpg: 6.8
  • CO2: 155 g CO2/km comb.
  • Details
£53,170
Not evaluated
TW89AH, London
View the car
Availability verified

Featured deals

Carwow

Used 2023 Audi TTS Coupe | £32,999 (Fair price)
Audi TTS - 50 TFSI 320 Quattro Black Ed 2dr S Tronic[C+S]
£32,999

Fair price

You save £1
PE321DD, Norfolk

190 g CO2/km comb. - 320 HP (235 kW) - 8.3 Mpg

Carwow

Used 2023 Audi 200 Black Edition Estate | £31,400 (Fair price)
Audi 200 - Q3 40 TDI Quattro Black Edition 5dr S Tronic
£31,400

Fair price

Estimated price £30,667
CM13BH Chelmsford, Essex

173 g CO2/km comb. - 200 HP (147 kW) - 6.6 Mpg

Carwow

Used 2023 BMW 530 M Sport Sedan | £29,348 (Good price)
BMW 530 - 5 Series d xDrive MHT M Sport 4dr Auto
£29,348

Good price

You save £2,652
BL22BL Bolton, Manchester

145 g CO2/km comb. - 286 HP (210 kW) - 5.5 Mpg

Carwow

Used 2023 Audi TTS Sport Coupe | £29,990 (Super price)
Audi TTS - 50 TFSI 320 Quattro Black Ed 2dr S Tronic
£29,990

Super price

You save £4,010
SS25RU, Essex

189 g CO2/km comb. - 320 HP (235 kW) - 8.3 Mpg

1 / 3

New (2025) Mercedes C300 AMG Line Premium Plus 258 HP

- C-Class Estate AMG Line Premium

  • 2025
  • 0 miles
  • Trim level: AMG Line Premium Plus
  • 2.0L Petrol
  • Estate
  • Automatic
  • 258 HP (189 kW)
  • mpg: 6.8
  • CO2: 155 g CO2/km comb.
  • Details
£52,960
Not evaluated
BT635YX
View the car
Availability verified
1 / 4

New (2025) Mercedes C300 AMG Line Premium Plus 265 HP

- C-Class Estate AMG Line Premium

  • 2025
  • 0 miles
  • Trim level: AMG Line Premium Plus
  • 2.0L Diesel
  • Estate
  • Automatic
  • 265 HP (194 kW)
  • mpg: 5.2
  • CO2: 137 g CO2/km comb.
  • Details
£54,390
Not evaluated
BS107UB, Gloucestershire
View the car
Availability verified

Used (2025) Mercedes C300 AMG Line Premium Plus 258 HP

C-Class AMG Line Premium Plus 4dr

  • 2025
  • 11,533 miles
  • Trim level: AMG Line Premium Plus
  • 2.0L Petrol
  • Sedan
  • Automatic
  • 258 HP (189 kW)
  • mpg: 42.0
  • CO2: 157 g CO2/km comb.
  • Details
£39,728
£38,390
Not evaluated
Dealer
HP19 8BL Aylesbury, Buckinghamshire
1 / 4

Used (2025) Mercedes C300 AMG line 258 HP

C Class AMG LINE PREM + MHE

  • 2025
  • 9,186 miles
  • Trim level: AMG line
  • 2.0L Petrol
  • Estate
  • Automatic
  • 258 HP (189 kW)
  • Details
£39,495
Not evaluated
Motors.co.uk
BH15 2BD Poole, Dorset
-1%
1 / 4

New (2025) Mercedes C300 AMG Line Premium Plus 258 HP

C-ClassAMG Line Premium Plus 5dr

  • 2025
  • 5 miles
  • Trim level: AMG Line Premium Plus
  • 2.0L Petrol
  • Estate
  • Automatic
  • 258 HP (189 kW)
  • CO2: 158 g CO2/km comb.
  • Details
£52,198
£53,198
Not evaluated
Dealer
IV1 1RY Inverness

Featured deals

Carwow

Used 2023 BMW 530 M Sport Estate | £32,990 (Fair price)
BMW 530 - 5 Series Touring d xDrive MHT M Sport 5dr Auto
£32,990

Fair price

Estimated price £31,722
RG426JA, Berkshire

154 g CO2/km comb. - 286 HP (210 kW) - 5.9 Mpg

Carwow

Used 2025 BMW 230 M Sport Coupe | £30,995 (Super price)
BMW 230 - 2 Series Coupe i M Sport 2dr Step Auto
£30,995

Super price

You save £3,205
SO533YU, Hampshire

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

Carwow

Used 2025 BMW 530 Competition Edition Sedan | £68,490 (Fair price)
BMW 530 - M3 xDrive Competition M 4dr Step Auto
£68,490

Fair price

You save £1,810
SO533YU, Hampshire

228 g CO2/km comb. - 530 HP (389 kW) - 10.0 Mpg

Carwow

New 2025 BMW 530 Competition Edition Sedan | £78,596 (Fair price)
BMW 530 - M3 xDrive Competition M 4dr Step Auto
£78,596

Fair price

Estimated price £77,910
BH125WB, Dorset

228 g CO2/km comb. - 530 HP (389 kW) - 10.0 Mpg

Showing 1 - 15 of 15 results
autouncle-certified

Price checked by AutoUncle

Super price

Good price

Fair price

A bit pricey

Expensive

See Mercedes C300